Mainnet Upgrade to v0.11.0
Scheduled Maintenance Report for Hedera Hashgraph
The mainnet v0.11.0 upgrade has been completed successfully. Node 15 (account 0.0.18) has been brought online. See for the release notes.
Posted Feb 04, 2021 - 19:41 UTC
In progress
Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted Feb 04, 2021 - 18:00 UTC
Hedera will be upgrading Mainnet to v0.11.0 (release notes: on Thursday, Feb 4th 2021 at 18:00 UTC. After this upgrade, the file formats for record streams, record stream signatures, event streams, and event stream signatures will be updated from their current version to version 5; please reference for notable changes. Changes are currently available on testnet. In addition, mirrornode software users will require an update to v0.26.0 to accommodate for these format changes, available at
Posted Jan 28, 2021 - 18:52 UTC
This scheduled maintenance affected: Hedera Mainnet (v0.17.4) | Network Uptime.