Deprecation of the Insecure Hedera Consensus Service (HCS) Mirror Node Endpoints

Scheduled Maintenance Report for Hedera

Completed

The scheduled maintenance has been completed.

Posted Aug 20, 2025 - 19:00 UTC

In progress

Scheduled maintenance is currently in progress. We will provide updates as necessary.

Posted Aug 20, 2025 - 15:00 UTC

Scheduled

⚠ Final Deprecation Notice:
Legacy HCS mirror node endpoints will be permanently shut down on August 20th. Immediate action is required to maintain connectivity.

Full details →

Posted Jun 11, 2025 - 15:22 UTC

This scheduled maintenance affected: Hedera Mirror Node Previewnet (v0.143.0-rc2) (Mirror Node HCS gRPC Previewnet), Hedera Mirror Node Mainnet (v0.142.2) (Mirror Node HCS gRPC Mainnet), and Hedera Mirror Node Testnet (v0.142.2) (Mirror Node HCS gRPC Testnet).