etherscan Outage History

147 incidents recorded over the last 365 days, 2 of them resolved. Durations are measured from when PulsAPI first saw the problem to when it cleared, which is usually longer than the vendor's own figure.

Every Recorded etherscan Incident

etherscan incidents, newest first, with date, duration and status.
DateIncidentDurationStatus
Nov 6, 2026[Scheduled Maintenance] Etherscan TestnetWe will undergo a routine maintenance on 2026-11-06 7:00 AM (UTC +0), that will take approximately 1 hour. Some services might not be available during the maintenance. We apologise for the inconvenience caused.1h 0mScheduled
Nov 6, 2026[Scheduled Maintenance] Bscscan APIWe will undergo a routine maintenance on 2026-11-06 2:00 AM (UTC +0), that will take approximately 2 hours. Some services might not be available during the maintenance. We apologise for the inconvenience caused.2h 0mScheduled
Nov 5, 2026[Scheduled Maintenance] Berascan Mainnet & TestnetWe will undergo a routine maintenance on 2026-11-05 7:00 AM (UTC +0), that will take approximately 1 hour. Some services might not be available during the maintenance. We apologise for the inconvenience caused.1h 0mScheduled
Nov 5, 2026[Scheduled Maintenance] Etherscan APIScheduled maintenance is currently in progress. We will provide updates as necessary.2h 0mScheduled
Nov 4, 2026[Scheduled Maintenance] Optimistic Mainnet & Sepolia TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Nov 4, 2026[Scheduled Maintenance] Celoscan Mainnet & Sepolia TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Nov 3, 2026[Scheduled Maintenance] Seiscan Mainnet & TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Nov 2, 2026[Scheduled Maintenance] Plasmascan mainnet & TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Nov 1, 2026[Scheduled Maintenance] Etherscan MainnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 30, 2026[Scheduled Maintenance] Snowscan Mainnet & Fuji TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 30, 2026[Scheduled Maintenance] Bscscan Mainnet & TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.2h 0mScheduled
Oct 29, 2026[Scheduled Maintenance] Worldscan Mainnet & Sepolia TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 28, 2026[Scheduled Maintenance] Sonicscan Mainnet & TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 28, 2026[Scheduled Maintenance] Fraxscan Mainnet & Hoodi TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 27, 2026[Scheduled Maintenance] Polygonscan Mainnet and Amoy TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 27, 2026[Scheduled Maintenance] Memecorescan Mainnet & TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 26, 2026[Scheduled Maintenance] Basescan Mainnet & Sepolia TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 26, 2026[Scheduled Maintenance] Arcscan MainnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 23, 2026[Scheduled Maintenance] Monadscan Mainnet & TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 23, 2026[Scheduled Maintenance] Bscscan APIScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 22, 2026[Scheduled Maintenance] Stablescan Mainnet & TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 22, 2026[Scheduled Maintenance] Etherscan APIScheduled maintenance is currently in progress. We will provide updates as necessary.2h 0mScheduled
Oct 21, 2026[Scheduled Maintenance] Bttcscan Mainnet & Danau TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 21, 2026[Scheduled Maintenance] Blastscan Mainnet & Sepolia TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 21, 2026[Scheduled Maintenance] MegaETH Etherscan Mainnet & TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 20, 2026[Scheduled Maintenance] Polygonscan Mainnet and Amoy TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 20, 2026[Scheduled Maintenance] Mantlescan Mainnet & Sepolia TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 19, 2026[Scheduled Maintenance] Arbiscan Mainnet & Sepolia TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 19, 2026[Scheduled Maintenance] Xdcscan Mainnet & Apothem TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 18, 2026[Scheduled Maintenance] Etherscan MainnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 16, 2026[Scheduled Maintenance] Lineascan Mainnet & Sepolia TestnetScheduled maintenance is currently in progress. We will provide updates as necessary.1h 0mScheduled
Oct 16, 2026[Scheduled Maintenance] Bscscan Mainnet & TestnetThe scheduled maintenance has been completed.2h 0mScheduled
Oct 15, 2026[Scheduled Maintenance] Katanascan Mainnet & Bokuto TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Oct 14, 2026[Scheduled Maintenance] Uniscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Oct 14, 2026[Scheduled Maintenance] Apescan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Oct 14, 2026[Scheduled Maintenance] Robinscan MainnetThe scheduled maintenance has been completed.1h 0mScheduled
Oct 13, 2026[Scheduled Maintenance] Taikoscan Mainnet & Hoodi TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Oct 12, 2026[Scheduled Maintenance] Basescan MainnetThe scheduled maintenance has been completed.4h 0mScheduled
Oct 12, 2026[Scheduled Maintenance] Abscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Oct 12, 2026[Scheduled Maintenance] HyperEVMscan MainnetThe scheduled maintenance has been completed.1h 0mScheduled
Oct 9, 2026[Scheduled Maintenance] Etherscan TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Oct 9, 2026[Scheduled Maintenance] Bscscan API, Opbnbscan Mainnet & TestnetThe scheduled maintenance has been completed.2h 0mScheduled
Oct 8, 2026[Scheduled Maintenance] Berascan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Oct 8, 2026[Scheduled Maintenance] Etherscan APIThe scheduled maintenance has been completed.2h 0mScheduled
Oct 7, 2026[Scheduled Maintenance] Optimistic Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Oct 7, 2026[Scheduled Maintenance] Celoscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Oct 6, 2026[Scheduled Maintenance] Polygonscan Mainnet and Amoy TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Oct 6, 2026[Scheduled Maintenance] Seiscan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Oct 5, 2026[Scheduled Maintenance] Plasmascan mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Oct 4, 2026[Scheduled Maintenance] Etherscan MainnetThe scheduled maintenance has been completed.1h 0mScheduled
Oct 2, 2026[Scheduled Maintenance] Snowscan Mainnet & Fuji TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Oct 2, 2026[Scheduled Maintenance] Bscscan Mainnet & TestnetThe scheduled maintenance has been completed.2h 0mScheduled
Oct 1, 2026[Scheduled Maintenance] Worldscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 30, 2026[Scheduled Maintenance] Sonicscan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 30, 2026[Scheduled Maintenance] Fraxscan Mainnet & Hoodi TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 29, 2026[Scheduled Maintenance] Polygonscan Mainnet and Amoy TestnetThe scheduled maintenance has been completed.1h 30mScheduled
Sep 29, 2026[Scheduled Maintenance] Memecorescan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 28, 2026[Scheduled Maintenance] Basescan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 25, 2026[Scheduled Maintenance] Monadscan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 25, 2026[Scheduled Maintenance] Bscscan API, Opbnbscan Mainnet & TestnetThe scheduled maintenance has been completed.2h 0mScheduled
Sep 24, 2026[Scheduled Maintenance] Stablescan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 24, 2026[Scheduled Maintenance] Etherscan APIThe scheduled maintenance has been completed.1h 0mScheduled
Sep 23, 2026[Scheduled Maintenance] Bttcscan Mainnet & Danau TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 23, 2026[Scheduled Maintenance] Blastscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 23, 2026[Scheduled Maintenance] MegaETH Etherscan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 22, 2026[Scheduled Maintenance] Mantlescan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 21, 2026[Scheduled Maintenance] Arbiscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 21, 2026[Scheduled Maintenance] Xdcscan Mainnet & Apothem TestnetXThe scheduled maintenance has been completed.1h 0mScheduled
Sep 20, 2026[Scheduled Maintenance] Etherscan MainnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 18, 2026[Scheduled Maintenance] Lineascan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 18, 2026[Scheduled Maintenance] Bscscan Mainnet & TestnetThe scheduled maintenance has been completed.2h 0mScheduled
Sep 17, 2026[Scheduled Maintenance] Katanascan Mainnet & Bokuto TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 16, 2026[Scheduled Maintenance] Apescan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 16, 2026[Scheduled Maintenance] Uniscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 15, 2026[Scheduled Maintenance] Polygonscan Mainnet and Amoy TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 15, 2026[Scheduled Maintenance] Taikoscan Mainnet & Hoodi TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 14, 2026[Scheduled Maintenance] Abscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 14, 2026[Scheduled Maintenance] HyperEVMscan MainnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 13, 2026[Scheduled Maintenance] Etherscan MainnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 11, 2026[Scheduled Maintenance] Etherscan TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 11, 2026[Scheduled Maintenance] Bscscan Mainnet & TestnetThe scheduled maintenance has been completed.2h 0mScheduled
Sep 10, 2026BscScan token transfer indexing delayThe data is now up to date and resolved.3h 21mResolved
Sep 10, 2026[Scheduled Maintenance] Berascan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 10, 2026[Scheduled Maintenance] Etherscan APIThe scheduled maintenance has been completed.2h 0mScheduled
Sep 9, 2026[Scheduled Maintenance] Optimistic Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 9, 2026[Scheduled Maintenance] Bscscan MainnetThe scheduled maintenance has been completed.3h 0mScheduled
Sep 9, 2026[Scheduled Maintenance] Celoscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 8, 2026[Scheduled Maintenance] Seiscan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 7, 2026[Scheduled Maintenance] Basescan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 7, 2026[Scheduled Maintenance] Plasmascan mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 4, 2026[Scheduled Maintenance] Snowscan Mainnet & Fuji TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 4, 2026[Scheduled Maintenance] Bscscan APIThe scheduled maintenance has been completed.2h 0mScheduled
Sep 3, 2026[Scheduled Maintenance] Worldscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 2, 2026[Scheduled Maintenance] Sonicscan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 2, 2026[Scheduled Maintenance] Fraxscan Mainnet & Hoodi TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 1, 2026[Scheduled Maintenance] Polygonscan Mainnet and Amoy TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Sep 1, 2026[Scheduled Maintenance] Memecorescan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 31, 2026[Scheduled Maintenance] Arbiscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 31, 2026[Scheduled Maintenance] Xdcscan Mainnet & Apothem TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 30, 2026[Scheduled Maintenance] Etherscan MainnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 28, 2026[Scheduled Maintenance] Monadscan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 28, 2026[Scheduled Maintenance] Bscscan Mainnet & TestnetThe scheduled maintenance has been completed.2h 0mScheduled
Aug 27, 2026[Scheduled Maintenance] Stablescan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 26, 2026[Scheduled Maintenance] Bttcscan Mainnet & Danau TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 26, 2026[Scheduled Maintenance] Blastscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 26, 2026[Scheduled Maintenance] MegaETH Etherscan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 25, 2026[Scheduled Maintenance] Mantlescan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 24, 2026[Scheduled Maintenance] Abscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 24, 2026[Scheduled Maintenance] HyperEVMscan MainnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 21, 2026[Scheduled Maintenance] Lineascan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 21, 2026[Scheduled Maintenance] Bscscan API, Opbnbscan Mainnet & TestnetThe scheduled maintenance has been completed.2h 0mScheduled
Aug 20, 2026[Scheduled Maintenance] Etherscan APIThe scheduled maintenance has been completed.2h 0mScheduled
Aug 20, 2026[Scheduled Maintenance] Katanascan Mainnet & Bokuto TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 20, 2026[Scheduled Maintenance] Etherscan APIThe scheduled maintenance has been completed.2h 0mScheduled
Aug 19, 2026[Scheduled Maintenance] Uniscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 19, 2026[Scheduled Maintenance] Apescan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 18, 2026[Scheduled Maintenance] Polygonscan Mainnet and Amoy TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 17, 2026[Scheduled Maintenance] Basescan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 17, 2026[Scheduled Maintenance] Plasmascan mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 14, 2026[Scheduled Maintenance] Etherscan TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 14, 2026[Scheduled Maintenance] Bscscan Mainnet & TestnetThe scheduled maintenance has been completed.2h 0mScheduled
Aug 12, 2026[Scheduled Maintenance] Optimistic Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 12, 2026[Scheduled Maintenance] Celoscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 11, 2026[Scheduled Maintenance] Taikoscan Mainnet & Hoodi TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 11, 2026[Scheduled Maintenance] Seiscan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 10, 2026[Scheduled Maintenance] Arbiscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 10, 2026[Scheduled Maintenance] Xdcscan Mainnet & Apothem TestnetXThe scheduled maintenance has been completed.1h 0mScheduled
Aug 7, 2026[Scheduled Maintenance] Snowscan Mainnet & Fuji TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 7, 2026[Scheduled Maintenance] Bscscan APIThe scheduled maintenance has been completed.2h 0mScheduled
Aug 6, 2026[Scheduled Maintenance] Worldscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 6, 2026[Scheduled Maintenance] Etherscan APIThe scheduled maintenance has been completed.2h 0mScheduled
Aug 5, 2026[Scheduled Maintenance] Sonicscan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 5, 2026[Scheduled Maintenance] Fraxscan Mainnet & Hoodi TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 4, 2026[Scheduled Maintenance] Polygonscan Mainnet and Amoy TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 4, 2026[Scheduled Maintenance] Memecorescan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 3, 2026[Scheduled Maintenance] Abscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 3, 2026[Scheduled Maintenance] HyperEVMscan MainnetThe scheduled maintenance has been completed.1h 0mScheduled
Aug 2, 2026[Scheduled Maintenance] Etherscan MainnetThe scheduled maintenance has been completed.1h 0mScheduled
Jul 31, 2026[Scheduled Maintenance] Monadscan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Jul 31, 2026[Scheduled Maintenance] Bscscan Mainnet & TestnetThe scheduled maintenance has been completed.2h 0mScheduled
Jul 30, 2026[Scheduled Maintenance] Stablescan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Jul 30, 2026[Scheduled Maintenance] Etherscan APIThe scheduled maintenance has been completed.1h 0mScheduled
Jul 30, 2026[Unscheduled Downtime] Moonriver MainnetThis incident has been resolved.6h 15mResolved
Jul 29, 2026[Scheduled Maintenance] Blastscan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Jul 29, 2026[Scheduled Maintenance] Bttcscan Mainnet & Danau TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Jul 29, 2026[Scheduled Maintenance] MegaETH Etherscan Mainnet & TestnetThe scheduled maintenance has been completed.1h 0mScheduled
Jul 28, 2026[Scheduled Maintenance] Mantlescan Mainnet & Sepolia TestnetThe scheduled maintenance has been completed.1h 0mScheduled

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How to Read This etherscan Incident Log

Each row is an incident PulsAPI observed, not a summary written afterwards. The duration is wall-clock time between the first failing check and the first clean one, so it includes the window before etherscan acknowledged anything. Vendor post-mortems typically measure from acknowledgement, which is why their numbers are usually shorter.

Incidents still open have no duration yet and are listed as ongoing rather than being given a running total. The archive covers the last 365 days; anything older has aged out of the window rather than never having happened.

The longest single etherscan outage in this window ran 6h 15m, against a mean recovery of 1h 14m. If you depend on etherscan in a customer-facing path, the longest figure is the one to design around. The mean is what happens on a normal bad day; the maximum is what happens on the worst one.