Maintenance
Polygon Amoy (Testnet) - Dandeli Hardfork
Resolved Jan 07 at 12:00pm UTC
Polygon Amoy (Testnet) will have a Hard Fork at block height 31890000. The expected times for the hardfork is on Wed, Jan 07, 2026, 12:00 PM UTC.
- https://forum.polygon.technology/t/bor-v2-5-6-beta6-and-erigon-v3-3-6-beta3/21537
- No outage is expected
Polygon (Mainnet) - Dandeli Hard Fork
Resolved Jan 09 at 02:00pm UTC
Polygon (Mainnet) will have a Hard Fork at block height 81424000. The expected times for the hardfork is on Jan 09, 2026, 02:00 PM UTC
- https://forum.polygon.technology/t/bor-v2-5-6-and-erigon-v3-3-6/21547
- No outage is expected
Solana (Mainnet) - Urgent Update v3.0.14
Resolved Jan 10 at 05:08pm UTC
Solana (Mainnet) requires an urgent update to v3.0.14. Pending confirmation from Solana Foundation to execute it immediately.
- https://x.com/SolanaStatus/status/2009875480229617696
- https://coingape.com/solana-pushes-critical-validator-update-to-protect-mainnet-stability/
- Outages are not expected. However, there can be intermittent errors across methods as upstream nodes are updated.
Polygon (Mainnet) - Heimdall Update v0.5.5
Resolved Jan 13 at 07:00am UTC
Polygon (Mainnet) is undergoing an urgent update for Heimdall v0.5.5 requested by Polygon Foundation.
- https://github.com/0xPolygon/heimdall-v2/releases/tag/v0.5.5
Berachain (Mainnet) - Upgrade
Resolved Jan 13 at 06:00am UTC
Berachain (Mainnet) will undergo an upgrade
- No downtime is expected. However, there may be temporary service disruptions
BSC (Mainnet) - Fermi Hard Fork Upgrade
Resolved Jan 14 at 02:30am UTC
BSC (Mainnet) will undergo the Fermi Hard Fork upgrade
- https://www.bnbchain.org/en/blog/fermi-hard-fork-accelerates-bsc-to-0-45-second-block-times
- No downtime is expected. However, there may be temporary service disruptions
Polygon Amoy (Testnet) - Hard Fork "Lisovo"
Resolved Feb 12 at 02:00pm UTC
Polygon Amoy (Testnet) is undergoing the Hard Fork "Lisovo" on Friday, Feb 12th at 02.00 PM UTC (block 33634700)
- https://amoy.polygonscan.com/block/countdown/33634700
- https://forum.polygon.technology/t/bor-v2-6-0-beta-and-erigon-v3-4-0-beta-for-amoy/21683
Polygon Amoy (Testnet) - Hard Fork "LisovoPro"
Resolved Feb 17 at 04:00pm UTC
Polygon Amoy (Testnet) is undergoing the Hard Fork "LisovoPro" on block 34062000, at around 4 PM UTC, February 17th, 2026.
- https://amoy.polygonscan.com/block/countdown/34062000
- https://forum.polygon.technology/t/bor-v2-6-0-beta2-and-erigon-v3-4-0-beta2-for-amoy/21747
Cosmos (Mainnet) - Upgrade Gaia v26.0.0
Resolved Feb 18 at 02:30pm UTC
Cosmos (Mainnet) is undergoing a mandatory upgrade to Gaia v26.0.0. Scheduled at height 29837600. Approximately Feb 18, 2026 14:30 (UTC)
- https://atomscan.com/blocks/29837600
- https://www.mintscan.io/cosmos/proposals/1024
- https://github.com/cosmos/gaia/releases/tag/v26.0.0
Polygon (Mainnet) - Hard Fork "Lisovo/LisovoPro"
Maintenance Mar 04 at 02:00pm UTC
Polygon (Mainnet) is undergoing the Hard Fork "Lisovo/LisovoPro" on block 83756500, at around 2 PM UTC, March 4th 2026
- https://polygonscan.com/block/countdown/83756500
- https://forum.polygon.technology/t/bor-v2-6-0-and-erigon-v3-4-0-for-mainnet-and-amoy/21757
Cronos (Mainnet) - v1.7 Breaking Upgrade
Maintenance Mar 10 at 06:00am UTC
The Cronos Foundation has announced a breaking Upgrade with a minimum estimated downtime of ~30 min. Affected services:
- The upgrade is scheduled at block height: TBD
- Cronos EVM Mainnet block production
- Cronos EVM Mainnet Explorer (https://explorer.cronos.org/)
- Cronos EVM Mainnet IBC transactions
- Cronos EVM Mainnet endpoints (https://evm.cronos.org/ , https://rpc.cronos.org/ )
- https://github.com/crypto-org-chain/cronos/releases/tag/v1.7.0