Tatum Incident History

Polygon (Mainnet) is undergoing the Hard Fork "Ithaca". Estimated on July 29th, 2026 ~2PM UTC - Scheduled for block number 50,185,000 - https://validators.polygon.technology/stats - https://forum.polygon.technology/t/heimdall-v0-10-0-ithaca-hf-mainnet/22038 - No outage is expected as of this writing

Maintenance ended

The Polygon Foundation will conduct load and stress testing on the Polygon Amoy (testnet) on July 21st, 2026 by 18:00PM UTC Service disruptions are to be expected.

Maintenance ended

Polygon Amoy (Testnet) is undergoing the Hard Fork "Ithaca". Estimated by July 20th, 2026 ~2:00 PM UTC - Scheduled for block number 40,776,000, - https://validators.polygon.technology/stats - https://forum.polygon.technology/t/heimdall-v0-10-0-beta-polygon-amoy-network/22015 - No outage is expected as of this writing

Tezos shadownet nodes are back to the tip

The team is deploying a Hotfix on the nodes

Tezos Shadownet (Testnet) is stuck at level 4271323 The team is invesigating. We will provide an update as soon as we have more information we can share

Maintenance ended

Zcash (Mainnet) - The Zcash ecosystem is sunsetting zcashd. Tatum is retiring all zcashd nodes and repointing the standard Zcash gateway URLs to Zebrad. - https://docs.tatum.io/changelog/zcash-zcashd-end-of-life-migration-to-zebrad - A brief interruption is possible while traffic is rerouted to Zebrad. --- Completed — Standard Zcash gateway URLs (mainnet + testnet) are now served by Zebrad. No customer action required. The temporary `-zebrad` endpoints resolve to the same nodes and remain available during the transition period — they will be retired at a later date; please use the standard URLs going forward. Details: https://docs.tatum.io/changelog/zcash-zcashd-end-of-life-migration-to-zebrad

The incident has been resolved

We are closely monitoring the incident with our infrastructure provider.

Some of our Tier 3 chains are experiencing an outage due to an issue with one of our infrastructure providers.

Maintenance ended

Zcash (Mainnet) - zebrad - is undergoing the update to v6.0.0 - https://github.com/ZcashFoundation/zebra/releases/tag/v6.0.0 - https://forum.zcashcommunity.com/t/zebra-6-0-0-release/56607

Mitigations across regions continue.

The service is partially restored.

BSC has released a node hotfix. - https://github.com/bnb-chain/reth-bsc/releases/tag/v0.1.0-fix

BSC (Testnet) nodes are stalled at block 118130133. The team is investigating. - https://github.com/bnb-chain/reth-bsc/issues/430

The service has been reestablished. We continue monitoring

The team is investigating the issue, focused on region: us-west1 We will provide an update as soon as we have more information we can share.

BSC (Mainnet) is facing performance issues. The team is investigating.

Maintenance ended

Optimism (Mainnet) is undergoing the Hard Fork "Karst". - Block 1783526401 (Estimated: Jul 8, 2026 at 16:00:01 UTC) - https://docs.optimism.io/notices/upgrade-19 - No downtime is expected