Starknet Outage History

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Pingoru has recorded 50 incidents for Starknet: 23 in the last 12 months and 0 in the last 90 days.

Source: status.starknet.io

50incidents recorded
23last 12 months
0last 90 days
74 minutestypical duration
Incidents per month
024AprMayJunJulAugSepOct0
Share of hours with an open incident, any severity
0%50%100%AprMayJunJulAugSepOct0%
Pingoru began tracking Starknet in April 2026, so earlier months are not shown. Hover a bar for its value.
Show as a table
MonthIncidentsHours with an open incident
April 202633 of 720 (0%)
May 202621 of 744 (0%)
June 202600 of 720 (0%)
July 202600 of 744 (0%)
August 202600 of 744 (0%)
September 202600 of 720 (0%)
October 202600 of 547 (0%)

Incidents, newest first

Critical May 26, 2026 Starknet testnet (Sepolia) – slow block creation alert 44m Starknet Testnet (Sepolia)

Started May 26, 2026, 02:54 AM UTC· resolved May 26, 2026, 03:39 AM UTC

  1. investigating May 26, 2026, 02:54 AM UTC

    Starknet is taking longer than expected to produce a block.

  2. resolved May 26, 2026, 03:39 AM UTC

    This incident has been resolved.

Read the full incident report →

Critical April 19, 2026 Inconsistency error on Starknet testnet 3h 7m Starknet Testnet (Sepolia)

Started Apr 19, 2026, 03:11 AM UTC· resolved Apr 19, 2026, 06:18 AM UTC

  1. investigating Apr 19, 2026, 03:11 AM UTC

    We are currently investigating this issue.

  2. identified Apr 19, 2026, 03:38 AM UTC

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

  3. resolved Apr 19, 2026, 06:18 AM UTC

    This incident has been resolved.

Read the full incident report →

Critical March 21, 2026 Starknet mainnet – slow block creation alert 1m Starknet Mainnet

Started Mar 21, 2026, 11:59 AM UTC· resolved Mar 21, 2026, 12:01 PM UTC

  1. investigating Mar 21, 2026, 11:59 AM UTC

    Starknet is taking longer than expected to produce a block.

  2. resolved Mar 21, 2026, 12:01 PM UTC

    This incident has been resolved.

Read the full incident report →

Notice March 18, 2026 Planned Maintainance - Starknet 0.14.1-committer upgrade 11m

Started Mar 18, 2026, 07:30 AM UTC· resolved Mar 18, 2026, 07:41 AM UTC

  1. resolved Mar 18, 2026, 09:55 AM UTC

    Starknet mainnet was down for 11 minutes, due to a planned upgrade - the 0.14.1-committer upgrade

Read the full incident report →

Critical November 25, 2025 Block on Starknet testnet can't be proven 5h 11m Starknet Testnet (Sepolia)

Started Nov 25, 2025, 08:29 AM UTC· resolved Nov 25, 2025, 01:40 PM UTC

  1. investigating Nov 25, 2025, 08:29 AM UTC

    We are currently investigating this issue.

  2. investigating Nov 25, 2025, 09:01 AM UTC

    We are continuing to investigate this issue.

  3. identified Nov 25, 2025, 09:01 AM UTC

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

  4. identified Nov 25, 2025, 01:39 PM UTC

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

  5. resolved Nov 25, 2025, 01:40 PM UTC

    This incident has been resolved.

Read the full incident report →

Notice September 15, 2025 Slow block production 5m Starknet Mainnet

Started Sep 15, 2025, 02:07 PM UTC· resolved Sep 15, 2025, 02:12 PM UTC

  1. monitoring Sep 15, 2025, 02:07 PM UTC

    Starknet didn't produce blocks for 9 min, due to a timeout in one of the services. The team is monitored the continous operation and a bugfix to prevent this incident from repeating again will be released soon.

  2. resolved Sep 15, 2025, 02:12 PM UTC

    This incident has been resolved.

Read the full incident report →

Notice September 3, 2025 Starknet mainnet – idle gateways alert 1h 15m

Started Sep 03, 2025, 02:30 PM UTC· resolved Sep 03, 2025, 03:46 PM UTC

  1. investigating Sep 03, 2025, 02:30 PM UTC

    Transactions are not being received by the gateways.

  2. resolved Sep 03, 2025, 03:46 PM UTC

    This incident has been resolved.

Read the full incident report →

Notice September 2, 2025 Starknet reorg 3h 7m Starknet Mainnet

Started Sep 02, 2025, 01:58 PM UTC· resolved Sep 02, 2025, 05:06 PM UTC

  1. monitoring Sep 02, 2025, 01:58 PM UTC

    Starknet was down for a few hours, and there was a reorg that dropped the transactions between blocks 1962681 and 1962873. A fix has been implemented and we're now monitoring.

  2. monitoring Sep 02, 2025, 02:09 PM UTC

    We are continuing to monitor for any further issues.

  3. resolved Sep 02, 2025, 05:06 PM UTC

    This incident has been resolved.

Read the full incident report →

Critical September 2, 2025 Block production halted 6h 17m Starknet Mainnet

Started Sep 02, 2025, 10:48 AM UTC· resolved Sep 02, 2025, 05:06 PM UTC

  1. investigating Sep 02, 2025, 10:48 AM UTC

    We are currently investigating this issue.

  2. monitoring Sep 02, 2025, 01:56 PM UTC

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

  3. resolved Sep 02, 2025, 05:06 PM UTC

    This incident has been resolved.

Read the full incident report →

Major September 1, 2025 Cairo0 code unrecognized by the sequencer 1d 4h Starknet Mainnet, Starknet Testnet (Sepolia)

Started Sep 01, 2025, 12:11 PM UTC· resolved Sep 02, 2025, 05:05 PM UTC

  1. identified Sep 01, 2025, 12:11 PM UTC

    Cairo0 code is currently unusable within Starknet mainnet and Sepolia. We identified the bug and working to fix it asap

  2. monitoring Sep 01, 2025, 05:28 PM UTC

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

  3. resolved Sep 02, 2025, 05:05 PM UTC

    This incident has been resolved.

Read the full incident report →