Dualog

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Last checked from Dualog's official status page

Historical record of incidents for Dualog

Report: "Drive: Degraded performance"

Last update
identified

We are noticing some destinations in Dualog Drive that are stuck, and are releasing a client patch to fix this issue.

Report: "Dualog Portal currently down"

Last update
resolved

This incident has been resolved.

monitoring

All services are now operational. We will continue monitoring for any unexpected behavior.

monitoring

All Link services are operational and have been reported to be stable. Email services may experience some slowness and degraded performance. We will continue monitoring for service stability.

identified

Our data center provider has notified us of VMware issues on their end that are impacting their customers. Investigative work is currently being carried out on their end, and we are maintaining a close dialogue to assess performance. Dualog services are slowly coming back online, but performance may not be fully stable. We are monitoring the situation and will return with more updates.

investigating

We are continuing to investigate this issue.

investigating

We have identified further impact on service functionality, where services running on the Dualog Link platform have been affected. Customers using the services below may temporarily face issues while we work at getting all systems back up and running. We will notify any updates here on the statuspage.

investigating

The Dualog Portal is temporarily down, and our infrastructure team is investigating this. Users logging into webmail from shore may also face issues for the time being. We will keep you updated on any further information shortly.

Report: "Dualog Portal currently down"

Last update
Resolved

This incident has been resolved.

Update

All services are now operational. We will continue monitoring for any unexpected behavior.

Monitoring

All Link services are operational and have been reported to be stable. Email services may experience some slowness and degraded performance.We will continue monitoring for service stability.

Identified

Our data center provider has notified us of VMware issues on their end that are impacting their customers. Investigative work is currently being carried out on their end, and we are maintaining a close dialogue to assess performance.Dualog services are slowly coming back online, but performance may not be fully stable. We are monitoring the situation and will return with more updates.

Update

We are continuing to investigate this issue.

Update

We have identified further impact on service functionality, where services running on the Dualog Link platform have been affected. Customers using the services below may temporarily face issues while we work at getting all systems back up and running.We will notify any updates here on the statuspage.

Investigating

The Dualog Portal is temporarily down, and our infrastructure team is investigating this. Users logging into webmail from shore may also face issues for the time being.We will keep you updated on any further information shortly.

Report: "Support Line Disruption"

Last update
resolved

Our telecommunications provider has confirmed this incident has been resolved. All Dualog Support lines are fully operational.

identified

Our support line +47 776 21 911 is currently unavailable due to infrastructure issues with our telecommunications provider. Customers may still reach us via support@dualog.com or our Singaporean support number +65 622 21 911 for technical assistance.

Report: "Degraded performance on mail exchange"

Last update
resolved

This incident has been resolved and connections to our cloud are now stable.

monitoring

A fix has been implemented and we are monitoring the results.

investigating

We are currently investigating some performance issues on our cloud. Ships may currently face occasional transfer failures or slowness in the email exchange.

Report: "Unexpected slowness in loading portal information"

Last update
resolved

This incident has been resolved.

monitoring

A fix has been implemented and we are monitoring the results.

investigating

The performance for all Link services seem to be affected. We are adding computing resources on the cloud side to immediately address the situation.

investigating

We are experiencing slowness in loading information in some parts of the portal. We are currently investigating.

Report: "Issues with email delivery to vessels"

Last update
resolved

This incident has been resolved.

monitoring

A fix has been implemented and we are monitoring the results.

investigating

We are currently experiencing some issues with incoming emails to vessels for certain customers and our team is actively investigating.

Report: "Degraded connectivity detected"

Last update
resolved

The issue has been identified and resolved. No mail backlog present in our shore servers. All pending mail has been dispatched and received by the vessels.

identified

The issue has been identified and a fix is being implemented.

investigating

We have detected a shore servers performance issue, and many ships cannot connect to shore. We will update this page as the events unfold.

Report: "Connectivity to shore is currently down"

Last update
resolved

All systems confirmed back to normal and all emails in the backlog have been processed.

monitoring

We are continuing to monitor for any further issues.

monitoring

The situation is significantly improving by the minute. We have entered the monitoring phase.

identified

Connectivity to our mail servers has been partially restored. We will keep this page updated as events unfold.

identified

We are currently investigating on a major disruption of mail connectivity from and to our shore servers. The issue has been identified and we will send updates as events unfold.

identified

The issue has been identified and a fix is currently being evaluated.

investigating

Ships connectivity to shore is down. We are currently investigating the matter and will update this page as events unfold.

Report: "Mail exchange degraded"

Last update
resolved

All systems confirmed back to normal. The mail queue has been completely dispatched from our servers.

monitoring

A fix has been implemented and we are monitoring the results.

identified

The issue has been identified and a fix is in place. We are ensuring the queue of messages is processed accordingly.

investigating

We are currently investigating an issue involving mail traffic. Some messages from shore to ships are not delivered.

Report: "Shore Oracle Database outage detected"

Last update
resolved

This incident has been resolved.

monitoring

We are continuing to monitor for any further issues.

monitoring

The issue has been detected and rectified. All systems operational again, but will be monitored until normalized.

investigating

A shore Oracle database outage has been detected. Ship connectivity and shore portal are affected. We are investigating on the matter and will update it as events evolve.

Report: "Degraded performance: Connectivity and email services"

Last update
resolved

The airtime provider has informed us that a recent software update on their networks caused issues that impacted customers. A fix has been implemented on their end, and this incident is now resolved.

monitoring

We have notified the airtime provider of the symptoms faced on the affected vessels. If your vessels are experiencing connectivity issues, please contact support@dualog.com so we can assist with a temporary solution.

identified

Our investigations show that all reported issues are isolated to vessels connecting via a certain airtime provider. We have reason to believe that traffic is being throttled, and urge impacted customers to contact their airtime provider to resolve this issue. In the meantime, our support team has a temporary workaround to ensure connectivitiy onboard. Please get in touch at support@dualog.com for assistance.

investigating

We are noticing issues that may impact connectivity and email transfers onboard certain vessels. We are currently investigating this, and will update the statuspage when more information is available.

Report: "Mail exchange degraded"

Last update
postmortem

On 2024-07-04 Dualog had an incident that affected the mail flow to and from ships. Some ships experienced delay in their mail flow, resulting in the mail service being marked as "Degraded Service". **Timeline \(in UTC\):** 09:45 - Incident started 10:00 - Infrastructure team is alerted and incident is logged on status page 10:15 - Infrastructure team starts investigation 10:45 - Customer start reporting instability in services 10:57 - 1st notification sent to all customers 11:21 - 2nd notification sent to all customers. The issue is identified and the team started working on a resolution 12:00 - 3rd notification sent to all customers \(no change, only update\) 12:38 - 4th notification sent to all customers. Traffic is resumed and email traffic is starting to flow to and from ships 13:28 - 5th and final notification sent to all customers. Traffic is stable. incident closed. **Root Cause:** Our main database cluster reported sudden spikes in CPU usage to 100%, resulting in new mail connections being refused. After limiting certain database queries, the incident was mitigated. The surrounding systems slowly recovered as the mail queue was processed. **Resolution and Next Steps:** We have involved our main database vendor who is currently investigating how we can optimize a set of database queries so that they will not coincide in the future to potentially create the same database load. In the meantime, we continue to limit some queries to ensure we do not run into the same incident again. We are looking at implementing a broader load-balancing of servers connecting to the database cluster so that the recovery after such incidents will be quicker and smoother. When our database expert has concluded his analysis and optimized database queries, we will issue a deeper root cause analysis and report the permanent solution.

resolved

This incident has been resolved, and traffic is now stable.

monitoring

A fix has been implemented and we are seeing substantial improvements on the cloud side. The ships are connecting and exchanging emails. We are making sure the backlog is processed smoothly and monitoring the situation.

identified

We are all hands on deck to work on a fix for this issue. We apologise for the inconvenience this may be causing to your fleet's operations. We commit to regularly update you on the progress.

identified

We are still experiencing performance issues on the cloud side. Email to and from ships may be affected. We will keep updating our Statuspage status.dualog.com. No action is required from the ship side at the moment. All messages will be queued and no message will be lost.

investigating

We are currently seeing degraded performance on the cloud side that are affecting the ships' mail exchange. Our team is investigating with the highest priority.

Report: "Slowness reported on the Apps portal"

Last update
resolved

The incident, mainly affecting our Asian customers and caused by a temporary disruption of routing between Europe and Asia, has now been solved. No ripercussion on any Dualog service has been detected.

identified

The issue has been identified and its resolution requires the involvement of a third party. We currently are in contact with the relevant service provider and will update the status as the situation matures.

investigating

We are continuing to investigate the issue and will update the status as the situation evolves.

investigating

Operational slowness has been reported on a few modules of the apps.dualog.com portal. All ship services running normally. We are investigating the issue and will update the status as the situation evolves.

Report: "webmail.dualog.com login unavailable"

Last update
resolved

The incident has been resolved. webmail.dualog.com is confirmed working.

identified

The issue has been identified and it is being fixed.

investigating

The cloud webmail portal - webmail.dualog.com is currently not accepting any login. Please note that this incident is not affecting mail on board the vessels. The incident is being investigated and we will update it accordingly.

Report: "Issues with email delivery"

Last update
resolved

Our dev team has fixed the issue, and this incident has now been resolved.

investigating

We are currently experiencing issues with our mail service. Users may experience problems with sending emails from vessels. Our developers are investigating this, and we will keep you updated through this page.

Report: "Dualog Drive: Degraded performance for Move tasks"

Last update
resolved

Move tasks are now operational. This incident has been resolved.

investigating

We are currently experiencing some issues with Move tasks in Dualog Drive on the destination side. Users may experience degraded performance during transfers, particularly when large amounts are being moved. Our developers are investigating the problem, and we will update this page accordingly when more information is available.

Report: "[Dualog Drive] Degraded Performance"

Last update
resolved

This incident is now resolved. All services are fully operational.

investigating

We are currently experiencing some technical issues on our Link Platform. Users may experience degraded performance when transferring files via Dualog Drive. We are currently investigating - further updates will be given on the status page when more information is available.

Report: "[Webmail] Partial Outage"

Last update
resolved

This incident has been resolved.

investigating

We are experiencing some issues with webmail.dualog.com. Our technicians are currently investigating the issue and further updates will be given when more information is available.

Report: "Elements on the Dualog Portal not responsive"

Last update
resolved

This incident has been resolved.

investigating

Some elements on the Dualog Portal (apps.dualog.com) may be unresponsive or take longer to load. We are currently investigating the issue.

Report: "[PORTAL] Some reports are temporarily unavailable"

Last update
resolved

This incident has been resolved.

monitoring

A fix has been implemented and we are monitoring the results.

identified

The issue has been identified and a fix is being implemented.

investigating

Some traffic reports are temporarily unavailable on our portal. Our team is investigating the issue.

Report: "Dualog Support - Ticket updates to our customers may not be delivered correctly"

Last update
resolved

This incident has been resolved.

monitoring

We have discovered that the links contained in our standard support reply pointing to our Knowledge Base (support.dualog.com) are considered suspicious by Microsoft and the messages are therefore quarantined by Microsoft. We have now removed the links to resume safe operations and are ensuring the responses are getting delivered to our customers.

investigating

We have been notified that our customers do not receive some ticket updates. We are investigating the issue.

Report: "Dualog Drive Move Tasks affected"

Last update
resolved

This incident has been resolved.

monitoring

Database updates are complete and Move tasks are now performing as normal. We will continue monitoring to ensure functionality has fully returned.

identified

Databases are currently being updated. We will keep you posted on the status after completion.

investigating

We are experiencing issues with Move tasks in Dualog Drive. We are currently running an upgrade on one of the databases to rectify the issue.

Report: "Email delivery issues"

Last update
postmortem

On February 21st, 2023, at 13:58 UTC, the Dualog cloud environment encountered an issue that caused a delay in email delivery. All ships were affected. The mail flow was restored on the same day at 16:01 UTC, and all messages that were sent during the outage window were processed and delivered accordingly. **Incident summary** On February 21st, 2023, at 13:58 UTC, we detected a performance issue that affected the shore-to-ship and ship-to-shore mail flow. The service outage caused a delay in email delivery, but no data was lost during the incident. All emails were stored in the system and queued for delivery once the backend was functioning. The IT Operations team investigated the issue and, after identifying the cause, deployed a solution and restored the mail flow at 16:01 UTC. All email traffic accumulated during the outage was processed accordingly, and the traffic flow quickly returned to normal shortly after. **Causes** The incident’s root cause was identified in a procedural oversight during system maintenance leading to an unexpected error. This resulted in an inconsistency that affected the system's stability, causing it to become degraded and consequently delaying emails. **Actions taken** Our team has since reviewed and updated our maintenance procedures to prevent similar incidents in the future.

resolved

Mail traffic has resumed in both directions, and the queue on our mail servers is being expedited at a steady pace. The incident is to be considered resolved.

monitoring

The ongoing issue has been solved and we have entered a monitoring phase. Once we are satisfied that mail is flowing without issues in both directions, we will issue a resolution message. Please allow some time for all ships to receive mail as the queue on our shore mail servers is actively being cleared.

identified

The root cause of the ongoing lack of mail traffic to and from vessels has been identified, and we are working to implement a fix to resume mail flow to and from vessels. At the moment there is no estimated resolution time, but the status page will be updated as the case progresses.

investigating

We are currently experiencing some issues with incoming emails to vessels. All emails are stored and will be delivered once the issue is rectified. We are currently investigating and will revert when we have more information.

investigating

We are currently experiencing some issues with incoming emails to vessels. All emails are stored and will be delivered once the issue is rectified.

Report: "Cloud webmail: Email delivery issues"

Last update
resolved

This incident has been resolved, and the cloud webmail is fully operational.

investigating

We are currently experiencing issues with our cloud webmail. Emails sent via the cloud webmail may fail to send, and our operations team is currently working on a fix. We will give an update when more information is available.

Report: "Apps.dualog.com and Drive - degraded performance"

Last update
resolved

Drive and the Dualog Portal are fully operational. The systems have been closely monitored and will continue to be so for the next hours. The incident is considered resolved.

identified

The portal is now operational. The backend team is now focusing all resources on Drive.

identified

The issue has been identified, and our backend team is actively working to resolve the situation. We will update this incident as the situation evolves.

investigating

The situation remains unchanged. Investigation is currently ongoing. We will update this incident as the situation evolves.

investigating

We are continuing to investigate this issue.

investigating

Performance degradation has been observed on apps.dualog.com and Dualog Drive. The backend team has been informed and investigation is in progress. We will update this incident as the situation evolves.

Report: "Dualog Cloud - Connectivity issues"

Last update
resolved

The incident has now been resolved and the monitoring phase has ended. Connectivity is confirmed in both directions.

monitoring

The issue has been identified and a fix has been implemented. We are monitoring the connections.

identified

We are continuing to work on a fix for this issue.

identified

We are experiencing connectivity issues on our cloud. Some ships may struggle to perform connections to our servers to exchange email and data replications. We are currently investigating.

Report: "Dualog Protect performance and Dualog Mail (only selected customers)"

Last update
resolved

This incident has been resolved.

monitoring

All services are up and running again. We will monitor the performance.

identified

Dualog Protect services have been restored. We are currently monitoring the performance.

investigating

We are experiencing some performance issues on our cloud side. Ships may experience some delays within Dualog Protect queries. Some selected customers will also experience mail routing issues from ship to office (we are notifying the affected customers directly).

Report: "Mail routing issue between Dualog mail server and Office 365 recipients"

Last update
resolved

After significant monitoring, we can confirm that mail-flow is back to normal.

monitoring

A fix has been implemented and mail-flow is back to normal. We are monitoring the situation closely.

identified

We are still experiencing mail routing issues between our mail server and Office 365 recipients. This issue involves some ship's outgoing mail to Office365-recipients. We have reached out to the affected customers directly, and we are also working with Microsoft to resume the mail flow. If you experience any delivery issues, please contact support@dualog.com for further assistance.

Report: "Mail routing issue between Dualog mail server and Office 365 recipients"

Last update
resolved

The incident has now been resolved.

investigating

We are currently experiencing issues routing email to some Office 365 accounts. We are working on identifying the issue.

Report: "Mail routing issue between Dualog mail server and Office 365 recipients"

Last update
resolved

This incident has been resolved.

monitoring

Our standard Dualog Support email address support@dualog.com is now available. The root cause has been identified. We have experienced a mail routing issue between our mail server and Office 365 recipients. This issue also involved some ship's outgoing mail to Office365-recipients (hence the inclusion of the Email services in this incident). We have already escalated this issue to Microsoft and the fix is in place. We are currently monitoring the traffic flow and it is looking promising at the moment.

investigating

*** DO NOT REPLY TO THIS MESSAGE *** Recipient: All ships and Dualog Status subscribers Dear Captains, We are experiencing issues with our Support email support@dualog.com. We are working on identifying the issue. In the meantime, if you need any Dualog-related assistance please use the following email address to reach out to our 24/7 Support Team: support@dualog.zendesk.com We are also available at our usual phone numbers: +47 77621911 +65 62221911 We will notify you as soon as the problem is resolved and you can go back to using our standard email address. Team Dualog

investigating

We are experiencing intermittent performance issues on our Support email support@dualog.com. We are working on identifying the issue. In the meantime, please use support@dualog.zendesk.com to reach out to our 24/7 Support Team. All ships will be notified about this temporary change.

Report: "Delayed email delivery"

Last update
resolved

This incident has been resolved.

monitoring

We have experienced some emails being delayed. We are currently monitoring the situation.

Report: "Apps.dualog.com is experiencing degraded performance."

Last update
resolved

The Dualog Portal is operational and no performance issues are detected.

monitoring

All services are now operational. We will continue to monitor the situation.

investigating

The Dualog Portal is experiencing some performance issues. We are investigating this issue, and will give a update when we have more information available.

Report: "Apps.dualog.com and Dualog Drive degraded performance"

Last update
resolved

All services are now operational.

monitoring

All services are operational. We will continue monitoring the situation.

investigating

The Dualog Portal is back up and running. We will continue monitoring the situation.

investigating

We are experiencing some issues with the Dualog Portal and Dualog Drive. We are investigating the matter and will post an update as soon as we have more information.

Report: "Apps.dualog.com down"

Last update
resolved

All services are operational and stable.

monitoring

All services are now operational, and we will continue to monitor the situation closely.

investigating

The Dualog Portal is now up and running. We are investigating the performance issues with Drive and will update this page when we have more information.

investigating

The Dualog Portal is currently down and we are detecting performance issues with Dualog Drive. We are investigating the matter and will update this page as soon as the situation evolves.

Report: "Apps.dualog.com down"

Last update
resolved

All services are operational and stable.

monitoring

A fix has been implemented and the affected services are up and running. We are closely monitoring the situation.

investigating

The Dualog Portal is currently down. We are investigating the matter and will update this page as soon as the situation evolves.

Report: "Dualog services down"

Last update
resolved

The unplanned downtime has now ended. All services operational.

investigating

Portal and Dualog services are currently down. We are investigating the matter and will update this page as soon as the situation evolves.

Report: "[UNSCHEDULED DOWNTIME] Dualog Mail"

Last update
postmortem

**Incident summary** We had announced scheduled maintenance on December 9th 2021 between 11:00 UTC and 14:00 UTC. The purpose of this maintenance was to upgrade key infrastructure database components related to our Connection Suite services. This maintenance window is a part of a planned series of an overall process to improve performance, reliability, service resilience and security. The maintenance was not completed within the announced timeframe of 3hours. The actual downtime was from 11:00 UTC to 22:19 UTC. The main customer impact was inability to send and receive e-mail during the downtime. The process was planned and tested successfully prior to Dec 9th. The announced maintenance procedure was started at planned time. At 12:49 UTC we discovered a delay in expected progress, and we started to investigate the cause. No errors were found, but the process was running slower than anticipated, but we expected to complete within a reasonable time. Throughout the course of the upgrade the speed of the process gradually declined. Our specialists continuously worked on ways to increase the speed of the process. In addition, we continuously assessed whether to abort the process and roll back according to our procedures. Due to the technical nature of this incident, our assessment was that a roll-back could introduce a new technical risk and would not shorten the time back to being fully operational. The decision was made to complete the maintenance process. The root cause of the incident is related to the performance of this maintenance process. **Preventive measures** Dualog is operating within the procedures of the ITIL framework. We are now running a broad evaluation of all aspects of yesterday's incident. Preliminary findings are suggesting that at least change management need revision and that training and preparation procedures can be improved. This will be followed up and implemented with the highest priority. ‌ **Morten Lind-Olsen, CEO**

resolved

The scheduled maintenance has been completed. The email backlog will be automatically be processed in the next hour. Once again, we truly apologize for this prolonged downtime. A post-mortem will be provided within 24 hours.

monitoring

Dear Customer The maintenance procedure is now completed and services are being resumed. We keep on monitoring closely. My focus is now to investigate on the root cause of the delay and also together with our datacenter reviewing procedures and routines. You can expect updated feedback on this tomorrow. My sincere apology for the situation occurred, which I clearly understand has been critical. Morten Lind-Olsen, CEO

investigating

There is no new information at this time. I will give a new update 22:15 UTC Morten Lind-Olsen, CEO

investigating

The database maintenance process is on schedule to be completed at 23:00 UTC. Our resources are 100% focused on this task. I will send a new update 21:15 UTC. Morten Lind-Olsen, CEO

investigating

Dualog is experiencing a major delay in a planned maintenance process of a database service. All our resources are currently focusing on completing this process. We estimate the process to be completed by 23:00 UTC. I apologise again for the inconvenience. I will give a new update 20:15 UTC. Morten Lind-Olsen, CEO

investigating

Our team has assessed the situation and, due to unexpected complications, we will need more time to complete the maintenance. We are aiming to be back online within the next 4-5 hours. We will share a more precise estimate as soon as the situation has stabilized. The next update will be at 19:00 UTC. We do appreciate the inconvenience this will cause to your fleet. After assessing the various options available, this was the least disruptive. If possible, please notify your ships through alternative channels. Our Support team will also be available at any time. Once again, we apologize for the inconvenience.

investigating

We have encountered unforeseen complications during the maintenance. We are actively working on resolving these issues and getting back online as soon as possible.

Report: "Apps.dualog.com down"

Last update
resolved

The issue has now been resolved and the shore portal is now running.

investigating

Apps.dualog.com is currently down. We are investigating the matter. No other service is currently affected by the downtime. Further updates will follow as the situation develops.

Report: "[DUALOG DRIVE] Limited performance on the Activity Monitor"

Last update
resolved

The incident has been resolved.

monitoring

A fix has been implemented and we are monitoring the performance.

investigating

We are currently experiencing some performance issues on the Drive Activity Monitor. Our team is investigating.

Report: "Dualog - Degraded performance on Drive transfers"

Last update
resolved

The issue has been resolved.

identified

We have identified the issue and our technical team is working on finding a solution.

investigating

We are currently investigating performance issues detected on some file replications on Dualog Drive.

Report: "Unscheduled downtime on mail, portal and other services"

Last update
postmortem

**Incident summary – June 14th, 2021** Between 11:00 UTC and 12:49 UTC, an error in a DNS zone file resulted in the DNS lookup failure for the entire [dualog.com](http://dualog.com) domain. All services depending on DNS resolution for [dualog.com](http://dualog.com), including our portal, our mail gateway, our status page, etc., were intermittently unavailable. The nature of DNS and its caching functionality helped alleviate the situation for some customers. **Timeline** 11:00 UTC - DNS failure detected. Our team immediately escalated the issue to our service provider 12:34 UTC - the issue was resolved and the DNS record started propagating again 12:49 UTC - incident resolved  **Preventive measures** We are analyzing the root cause and will assess whether a change in our infrastructure is necessary to safeguard against this kind of outage in the future.

resolved

The incident has been resolved and all Dualog services are fully back online. We will publish a postmortem within the next 48 hours.

monitoring

A fix has been implemented. The DNS for dualog.com is back in place. The various Dualog portals and cloud services are coming back online. The mail flow is also resuming. All backlog will be processed in the next hour, so please expect a slight delay in the delivery.

identified

We are continuing to investigate and work with our DNS service provider. For the mail services, only shore to ship mail flow for customers using mx1.dualog.com as MX server is affected. Those using mx1.dualog.no / mx2.dualog.no are not affected. Ship to shore traffic is not affected. We apologize for the inconvenience caused. We will keep sharing regular updates.

identified

Update: we are still in dialogue with our DNS provider to find a solution. We will send out regular updates.

identified

As the domain dualog.com is currently unreachable, our support email address support@dualog.com is unavailable. Please use our phone lines +47 77621911 or +65 62221911 for assistance.

identified

We are experiencing a partial outage caused by a failure on our DNS provider side. We are following up with the service provider.

Report: "Delivery delay for some recipients"

Last update
resolved

The email queue has been cleared, and the incident is resolved. All systems green.

monitoring

The issue has been identified and solved. All the mail messages that have been affected are queued up for resend in a orderly manner, therefore some delay has to be expected. New mail is flowing as normal. The situation is being closely monitored.

identified

The issue has been identified and we are working on a solution.

investigating

We are experiencing some delivery delays for a limited number of recipients. We are investigating the issue.

Report: "Dualog - Degraded performance on MailDefence"

Last update
resolved

This incident has been resolved.

monitoring

A fix has been implemented. The mail flow is back to normal, and we are closely monitoring the performance.

investigating

We are currently experiencing some performance issues on MailDefence. The mail flow for some ships is slightly delayed. Our backend team is investigating.

Report: "Dualog Services Outage"

Last update
postmortem

**Incident summary – March 17th, 2021** Between 07:40 and 10:20 UTC all services were intermittently unavailable. The number of internet routes exceeded the upper limit of the border gateways for our primary hosting provider, resulting in routing issues between our primary and secondary data centres, as well as parts of the internet. This exposed a weakness in the redundancy across our data centers for some services, which is something we're addressing to prevent from happening in the future.  **Timeline** 07:40 UTC - We started to experience intermittent connection issues to our primary data centre. Internal assessment quickly determined the severity of the situation and resulted in immediate escalation to the highest level. 08:00UTC - We get confirmation from our primary datacentre provider that they are having major network problems. 08:52UTC - Datacentre provider have identified the issue and started to roll out a fix. 10:15UTC - The roll out was completed. 10:20UTC – It has been confirmed that the issues have been resolved and traffic is flowing as normal. 13:00UTC – Backlog of messages have been received/processed and traffic amount is back to normal. **Preventive measures** Together with our data centre provider, we are thoroughly investigating the incident to ensure that the same problem will not occur in the future.

resolved

The incident is now resolved. The messages backlog processing is nearly completed, and no message was lost during the incident. We will gather all relevant information and publish a post-mortem report within 48 hours.

monitoring

All services are now operational. We will keep monitoring the situation. No messages have been lost in the process. The email backlog accumulated during the downtime is being processed and all messages will be delivered.

monitoring

A fix has now been implemented and we are gradually bringing all the services back online.

identified

The issue has been identified and we have started implementing a solution for it.

investigating

Our service provider reported a networking-related issue. We are still working on a possible solution. We will keep publishing updates here.

investigating

Our data centers are reporting major issues. We are all hands on deck to identify and rectify the problem. All Dualog services are affected.

investigating

The Dualog Portal is currently unavailable. We are investigating the issue. No other services are affected.

Report: "Service Degraded - Mail Server Issues"

Last update
resolved

This incident has been resolved.

investigating

The issue has been identified and rectified. All mail that has been sent during the downgraded performance is queued to be forwarded to the final recipients. No mail has been lost in the process.

investigating

We are currently facing some issues with one of our mail servers. Our backend team is currently investigating the matter. We will update this page as soon as the situation evolves.

Report: "Service degraded: Mail server issues"

Last update
postmortem

On January 6th, 2021, at approximately 09:00 UTC, an issue with the mail flow was identified. As a result, email traffic would work intermittently with no particular pattern that could indicate an internal issue, causing a delay in the email delivery. The issue was fixed at 10:00 UTC, and it took around 2 hours to process the backlog of messages generated throughout the incident. Further investigation showed that the issue was caused by a failure in Microsoft’s cloud infrastructure. The technical responses we have received from their servers have been "`Temporarily unable to process your email. Please try again later`" and "`Mail sent to the wrong Office 365 region`". After highlighting the problem, Microsoft investigated and found a routing issue towards Denmark, which is where Dualog’s primary services are hosted. The result was that email traffic to and from ships, towards an O365 counterpart, would be affected, creating a delay. We applied several workarounds to ensure the messages would flow accordingly. Microsoft finally resolved the issue on January 7th at 14:00 UTC. Our IT Infrastructure team has taken the necessary precaution to monitor this type of incident and avoid its occurrence in the future. We do apologize for the inconvenience this may have caused to your daily operations.

resolved

All systems back to normal.

monitoring

A fix has been implemented and we are monitoring the results.

identified

The issue has been solved. We are monitoring the systems in case of further problems.

identified

We are continuing to work on a fix for this issue.

identified

Our backend staff has identified that only customers using Office365 have been affected by the mailserver issue. All mail services now working as intended, while the old mail queued behind the degraded mailserver is slowly being released. We will keep udating this page until the operation of affected server is normalized.

identified

Mail traffic has now been rerouted from the affected mail server towards the other working servers, so new mail messages that are sent through Dualog are bound to be delivered as intended. There is, however, a queue of old messages behind the affected server, that will be cleared once we fix the ongoing issue. Our backend team is still working on it. We will update this page as the situation evolves.

identified

The backend staff is still working to fix the ongoing issues affecting one of our mail servers. We will update this page as soon as the situation evolves.

identified

We are currently facing some issues with one of our mail servers. Our backend team has identified the issue and is working on it. We will update this page as soon as the situation evolves.

Report: "Dualog - Unplanned Downtime on apps.dualog.com and Dualog Drive"

Last update
resolved

This incident has been resolved.

monitoring

All services are up and running again. We are monitoring the situation to ensure full operational availability.

identified

The issue has been identified, and we are restoring the services to normal operations.

investigating

We are currently experiencing an issue with our primary database cluster. The reason for this incident is being investigated with the highest priority. We are working on troubleshooting and will update you on the progress. We apologize for the inconvenience this may cause. Best regards, Customer Services Department Dualog – Your digital platform at sea

Report: "Partial connection failure to Connection Suite"

Last update
postmortem

On October 5th at 13:12 UTC an issue related to the default server on port 4550 resulted in connection and mail exchange issues for some of our customers. The issue was quickly identified and connections were back to normal on October 5th at 14:55 UTC.  The incident has been thoroughly investigated and assessed by our Operations team, who are already working in ensuring that the same problem will not occur in the future.

resolved

All connections are back to normal.

monitoring

The issue has been identified. We have applied a fix and have started monitoring the incoming connections.

investigating

We are experiencing partial failure to the Connection Suite shore server. We are currently investigating the issue.

Report: "Cloud webmail issues for some users"

Last update
postmortem

On Sept 13 at 19:23 UTC an issue at a Dualog storage solution provider which led to reduced performance of Connection Suite mail services was identified. Some ships experienced a delay in the mail traffic, though no email was lost in the process. As an immediate workaround, we created an alternative storage location that immediately restored the mail flow for new sessions. Once the original storage issue was resolved by our solution provider, the delayed mail were finally delivered to the respective recipients. Normal performance was restored on Sept 14 at 00:38 UTC. Our IT Operations team has thoroughly investigated and assessed the incident and is already working in ensuring that the same problem will not occur in the future.

resolved

The file storage issue has been identified and resolved. We see connections and mail flow are back to normal.

identified

One of the file storage servers in the Dualog Cloud is having issues. Some users will face issues accessing their email in the cloud webmail while the issue gets resolved. No other services are affected.

Report: "Issues routing support calls"

Last update
resolved

The provider reports the issue has been resolved now.

monitoring

We are continuing to monitor for any further issues.

monitoring

We've experienced some calls not going through properly to Dualog Support. This is due to our phone provider having issues with call routing. Please reach out to us on email if you're having difficulties reaching our support over the phone.

Report: "Possible delay on the delivery of email and replication data"

Last update
postmortem

Due to the growth in emails processed by Dualog we experienced that one of our mail processing services struggled with processing the emails fast enough. When emails got delayed the problem escalated and the number of emails being delayed increased. Dualog will look into the service and optimize it for further growth, but as an immediate action this service is being load-balanced on more hosts to double the capacity.

resolved

This incident has been resolved.

investigating

The source of the delay has been identified and resolved. All email traffic is now back to normal.

investigating

Some ships are experiencing a delay in sending email and replication data to and from ships. We are currently investigating the issue and will update this page regularly.