Crossref logo and current status indicator

Crossref Status

Monitoring 7 components in real-time

Is Crossref Working Right Now?

Crossref is a digital object identifier (DOI) registration agency that provides persistent identifiers and metadata for scholarly publications, enabling discoverability and citation tracking across academic and research communities.

Crossref is currently operational with all systems functioning normally.

Last checked Aug 12, 2026 1:50 AM UTC from Crossref's official status page

Service Health — Last 15 days

Availability
99.93%
Averaged across 38 components
Last Incident
Major Outage
Aug 11, 2026 8:01 AM UTC
Incidents
13
11 major, 2 partial
Avg Resolution
45 minutes
per incident

Availability is averaged equally across all monitored components. Each component is tracked independently to give you a clear picture of overall service reliability.

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All systems operational

7 components monitored, none affected

Recent Crossref Outages & Status Updates

Latest status changes and service events for Crossref

Scheduled maintenance on Content Registration

Started: Aug 11, 2026 2:17 PM UTC · Resolved: Aug 11, 2026 3:20 PM UTC (lasted for 1 hour)
Maintenance
This was resolved

Sites experienced a major outage

Started: Aug 11, 2026 8:01 AM UTC · Resolved: Aug 11, 2026 8:32 AM UTC (lasted for 31 minutes)
Major Outage
This was resolved

Metadata Plus experienced a major outage

Started: Aug 10, 2026 6:57 AM UTC · Resolved: Aug 10, 2026 7:28 AM UTC (lasted for 31 minutes)
Major Outage
This was resolved

Content Registration experienced a partial outage

Started: Aug 9, 2026 10:05 PM UTC · Resolved: Aug 9, 2026 10:36 PM UTC (lasted for 31 minutes)
Partial Outage
This was resolved

Metadata Plus experienced a major outage

Started: Aug 7, 2026 9:43 AM UTC · Resolved: Aug 7, 2026 12:19 PM UTC (lasted for 3 hours)
Major Outage
This was resolved

Metadata Plus experienced a major outage

Started: Aug 7, 2026 3:56 AM UTC · Resolved: Aug 7, 2026 4:28 AM UTC (lasted for 32 minutes)
Major Outage
This was resolved

Scheduled maintenance on Content Registration

Started: Aug 4, 2026 2:25 PM UTC · Resolved: Aug 4, 2026 2:56 PM UTC (lasted for 31 minutes)
Maintenance
This was resolved

Sites experienced a major outage

Started: Aug 4, 2026 12:18 PM UTC · Resolved: Aug 4, 2026 12:50 PM UTC (lasted for 32 minutes)
Major Outage
This was resolved

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Frequently Asked Questions About Crossref Status

Common questions about monitoring Crossref and understanding service status

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