Subscan Regular Maintenance
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Sep 29, 2026 - 00:00 UTC
Scheduled - Subscan will perform routine infrastructure maintenance.

During this maintenance window, APIs across all supported networks may experience degraded performance or up to five brief interruptions, each lasting approximately 5 to 10 minutes.

Updates will be posted on this page as needed.
Sep 29, 2026 00:00-04:00 UTC

About This Site

Welcome to service status of Subscan.io! Click “subscribe to updates” at the top right corner to get notifications for scheduled maintenance and service interruptions.

Want to retrieve chain data of Polkadot, Kusama, or other network in your app? Check out Subscan API documentation and get an API key for free!

Uptime over the past 90 days. View historical uptime.
Subscan Polkadot API Under Maintenance
Subscan Kusama API Under Maintenance
Subscan Moonbeam API Under Maintenance
Subscan Moonriver API Under Maintenance
Other Networks Under Maintenance
Subscan Karura API Under Maintenance
Subscan Westend API Under Maintenance
Subscan Canary-Matrix API Under Maintenance
Subscan Altair API Under Maintenance
Subscan Acala API Under Maintenance
Subscan Manta API Under Maintenance
Subscan Statemint API Under Maintenance
Subscan Assethub-Kusama API Under Maintenance
Subscan Creditcoin3-Dev API Under Maintenance
Subscan Centrifuge API Under Maintenance
Subscan Centrifuge-Standalone-History API Under Maintenance
Subscan Agung-Testnet API Under Maintenance
Subscan Bridgehub-Polkadot API Under Maintenance
Subscan Khala API Under Maintenance
Subscan Astar API Under Maintenance
Subscan Enjin API Under Maintenance
Subscan Bifrost API Under Maintenance
Subscan Polymesh-Testnet API Under Maintenance
Subscan Stafi API Under Maintenance
Subscan Alephzero API Under Maintenance
Subscan Acala-Testnet API Under Maintenance
Subscan Collectives API Under Maintenance
Subscan Calamari API Under Maintenance
Subscan Humanode API Under Maintenance
Subscan Crust-Parachain API Under Maintenance
Subscan Phala API Under Maintenance
Subscan Basilisk API Under Maintenance
Subscan Matrix API Under Maintenance
Subscan Dbc API Under Maintenance
Subscan Polymesh API Under Maintenance
Subscan Shiden API Under Maintenance
Subscan Canary API Under Maintenance
Subscan Unique API Under Maintenance
Subscan Sora API Under Maintenance
Subscan Assethub-Polkadot API Under Maintenance
Subscan Crust API Under Maintenance
Subscan Darwinia API Under Maintenance
Subscan Dock API Under Maintenance
Subscan Bifrost-Kusama API Under Maintenance
Subscan Moonbase API Under Maintenance
Subscan Krest API Under Maintenance
Subscan Vara API Under Maintenance
Subscan Statemine API Under Maintenance
Subscan Shibuya API Under Maintenance
Subscan Robonomics API Under Maintenance
Subscan Clover API Under Maintenance
Subscan Neuroweb-Testnet API Under Maintenance
Subscan Neuroweb API Under Maintenance
Subscan Creditcoin3-Testnet API Under Maintenance
Subscan Opal API Under Maintenance
Subscan Paseo API Under Maintenance
Subscan Peaq API Under Maintenance
Subscan Coretime-Kusama API Under Maintenance
Subscan Coretime-Westend API Under Maintenance
Subscan Avail-Turing API Under Maintenance
Subscan Pendulum API Under Maintenance
Subscan Assethub-Westend API Under Maintenance
Subscan Bridgehub-Kusama API Under Maintenance
Subscan Bridgehub-Westend API Under Maintenance
Subscan Mythos API Under Maintenance
Subscan Avail API Under Maintenance
Subscan Energywebx-Testnet API Under Maintenance
Subscan Hydration API Under Maintenance
Subscan Energywebx API Under Maintenance
Subscan Collectives-Polkadot API Under Maintenance
Subscan People-Kusama API Under Maintenance
Subscan People-Polkadot API Under Maintenance
Subscan Bridgehub-Paseo API Under Maintenance
Subscan Assethub-Paseo API Under Maintenance
Subscan Cc-Enterprise-Testnet API Under Maintenance
Subscan Creditcoin API Under Maintenance
Subscan Cc-Enterprise API Under Maintenance
Subscan Coretime-Polkadot API Under Maintenance
Subscan Autonomys API Under Maintenance
Subscan Zkverify-Testnet API Under Maintenance
Subscan Gasp API Under Maintenance
Subscan Heima API Under Maintenance
Subscan Coretime-Paseo API Under Maintenance
Subscan People-Paseo API Under Maintenance
Subscan Sxt API Under Maintenance
Subscan Sxt-Testnet API Under Maintenance
Subscan People-Westend API Under Maintenance
Subscan Reef API Under Maintenance
Subscan Midnight-Testnet API Under Maintenance
Subscan Vflow-Testnet API Under Maintenance
Subscan Autonomys-Chronos API Under Maintenance
Subscan Vflow API Under Maintenance
Subscan Zkverify API Under Maintenance
Subscan Passethub-Paseo API Under Maintenance
Subscan Passet-Hub API Under Maintenance
Subscan Midnight-Preview API Under Maintenance
Third-party Services Operational
Google Cloud Platform Google Compute Engine Operational
Google Cloud Platform Google Kubernetes Engine Operational
Google Cloud Platform Google Cloud Networking Operational
Google Cloud Platform Google Cloud SQL Operational
Google Cloud Platform Google Cloud Storage Operational
Cloudflare Cloudflare Firewall Operational
Cloudflare CDN/Cache Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Major outage
Partial outage
No downtime recorded on this day.
No data exists for this day.
had a major outage.
had a partial outage.

No incidents or maintenance related to this downtime.

System Metrics Month Week Day
API Request Success Rate (SLA Covered Networks)
Fetching
API Response Duration 95th Quantile
Fetching
Request Processed per Second
Fetching

Sep 29, 2026

Unresolved incident: Subscan Regular Maintenance.

Sep 28, 2026

No incidents reported.

Sep 27, 2026

No incidents reported.

Sep 26, 2026

No incidents reported.

Sep 25, 2026

No incidents reported.

Sep 24, 2026

No incidents reported.

Sep 23, 2026

No incidents reported.

Sep 22, 2026

No incidents reported.

Sep 21, 2026

No incidents reported.

Sep 20, 2026

No incidents reported.

Sep 19, 2026

No incidents reported.

Sep 18, 2026

No incidents reported.

Sep 17, 2026

Subscan Regular Maintenance
Completed - Scheduled maintenance is complete. All affected services are available. Thank you for your patience.
Sep 17, 12:55 UTC
Verifying - Maintenance for Bifrost, Peaq, and Enjin Relay is complete. Data updates have resumed, and APIs are operating normally. All planned network transitions are complete. We are performing final checks before closing this maintenance.
Sep 17, 12:46 UTC
Update - Maintenance is now starting for Bifrost, Peaq, and Enjin Relay. Data updates may briefly pause, and API requests may require a retry during the transition. Other networks remain available. We will post an update when this batch is complete.
Sep 17, 12:41 UTC
Update - Maintenance for Kusama is complete. Data updates have resumed, and APIs are operating normally. Further maintenance will continue in batches, with updates posted before each transition.
Sep 17, 11:13 UTC
Update - Maintenance is now starting for Kusama. Data updates may briefly pause, and API requests may require a retry during the transition. Other networks remain available. We will post an update when this batch is complete.
Sep 17, 11:05 UTC
Update - Maintenance for Astar, Avail, Crust, and Enjin Matrix is complete. Data updates have resumed, and APIs are operating normally. Further maintenance will continue in batches, with updates posted before each transition.
Sep 17, 11:01 UTC
Update - Maintenance is now starting for Astar, Avail, Crust, and Enjin Matrix. Data updates may briefly pause, and API requests may require a retry during the transition. Other networks remain available. We will post an update when this batch is complete.
Sep 17, 10:56 UTC
Update - Maintenance for Alephzero Lite, Assethub-Westend Lite, and Paseo Lite is complete. Data updates have resumed, and APIs are operating normally. Further maintenance will continue in batches, with updates posted before each affected batch.
Sep 17, 09:46 UTC
Update - Maintenance is now starting for Alephzero Lite, Assethub-Westend Lite, and Paseo Lite. Data updates may briefly pause, and API requests may require a retry during the transition. Other services remain available. We will post an update when this batch is complete.
Sep 17, 09:41 UTC
Update - Maintenance for Altair, Bridgehub Kusama, Bridgehub Polkadot, Collectives Polkadot, Crust Parachain, Energywebx, Vflow, ZKVerify, Moonbeam, and Vara is complete. Services have resumed, and APIs are operating normally. Further maintenance will continue in batches, with updates posted before each affected batch.
Sep 17, 09:14 UTC
Update - Maintenance is now starting for Altair, Bridgehub Kusama, Bridgehub Polkadot, Collectives Polkadot, Crust Parachain, Energywebx, Vflow, ZKVerify, Moonbeam, and Vara. Data updates may briefly pause, and API requests may require a retry during the transition. Other networks remain available. We will post an update when this batch is complete.
Sep 17, 09:04 UTC
Update - Maintenance for Assethub Paseo, Autonomys Chronos, Midnight Preprod, Midnight Preview, People Westend, ZKVerify Testnet, and Vflow Testnet is complete. Services have resumed, and APIs are operating normally. Further maintenance will continue in batches, with updates posted before each affected batch.
Sep 17, 08:20 UTC
Update - Maintenance is now starting for Assethub Paseo, Autonomys Chronos, Midnight Preprod, Midnight Preview, People Westend, ZKVerify Testnet, and Vflow Testnet. Data updates may briefly pause, and API requests may experience brief interruptions. Other networks remain available. We will post an update when this batch is complete.
Sep 17, 08:11 UTC
Update - Maintenance for ZKVerify, ZKVerify Testnet, and SXT is complete. Data updates have resumed, and APIs are operating normally. Further maintenance will continue in batches, with updates posted before each affected batch.
Sep 17, 07:42 UTC
Update - Maintenance is now starting for ZKVerify, ZKVerify Testnet, and SXT. Data updates may briefly pause, and API requests may experience brief interruptions. Other networks remain available. We will post an update when this batch is complete.
Sep 17, 07:30 UTC
Update - Maintenance is continuing in batches beyond the original maintenance window. Network services remain available during preparation. Any brief interruption to data updates will be limited to the networks in the active batch. We will announce each affected batch here and confirm when its maintenance is complete.
Sep 17, 05:57 UTC
Update - Maintenance for Autonomys, Centrifuge, Coretime Polkadot, Creditcoin, Midnight (Mainnet), People Kusama, People Polkadot, and Robonomics is complete. APIs are operating normally, and data updates have resumed for active networks. Further maintenance will continue in batches, with updates posted before each affected batch.
Sep 17, 05:16 UTC
Update - Maintenance is now starting for Autonomys, Centrifuge, Coretime Polkadot, Creditcoin, Midnight (Mainnet), People Kusama, People Polkadot, and Robonomics. Data updates may briefly pause, and API requests may experience brief interruptions. Other networks remain available. We will post an update when this batch is complete.
Sep 17, 05:08 UTC
Update - Maintenance for People-Westend is complete. Data updates have resumed, and APIs are operating normally. Further maintenance will continue in batches, with updates posted before each affected batch.
Sep 17, 04:30 UTC
Update - Maintenance is now starting for People-Westend. Data updates may briefly pause, and API requests may experience brief interruptions. Other networks remain available. We will post an update when this batch is complete.
Sep 17, 04:24 UTC
Update - Maintenance for Bridgehub Polkadot is complete. Data updates have resumed, and APIs are operating normally. Further maintenance will continue in batches, with updates posted before each affected batch.
Sep 17, 03:44 UTC
Update - Maintenance is now starting for Bridgehub Polkadot. Data updates may briefly pause, and API requests may experience brief interruptions. Other networks remain available. We will post an update when this batch is complete.
Sep 17, 03:39 UTC
Update - Maintenance for Vflow and Vflow Testnet is complete. Data updates have resumed, and APIs are operating normally. Maintenance for other networks will continue in batches; updates will be posted before each affected batch.
Sep 17, 03:32 UTC
Update - Maintenance is now starting for Vflow and Vflow Testnet. Data updates may briefly pause, and API requests may experience brief interruptions. Other networks remain available. We will post an update when this batch is complete.
Sep 17, 03:18 UTC
Update - Maintenance is starting for Vflow Testnet. Data updates may briefly pause, and API requests may experience brief interruptions. Other networks remain available. We will post an update when this batch is complete.
Sep 17, 03:15 UTC
Update - Maintenance preparations are underway. Network services remain available. Maintenance will proceed in batches, and only the networks in the active batch will be marked as affected. We will provide updates before each batch begins and after it is complete.
Sep 17, 03:02 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Sep 17, 02:00 UTC
Scheduled - Subscan will perform routine infrastructure maintenance.

Maintenance will be carried out in batches, affecting one network or a small group of networks at a time. Other networks will remain available. During each batch, data updates on affected networks may be briefly delayed, and API requests may experience brief interruptions or degraded performance.

Progress updates will be posted on this page. Any additional maintenance windows will be announced separately.
Sep 14, 06:22 UTC

Sep 16, 2026

No incidents reported.

Sep 15, 2026

No incidents reported.

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