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

Scheduled Maintenance Report for Hedera

Completed

The scheduled maintenance has been completed.
Posted Jun 18, 2025 - 16:00 UTC

In progress

Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted Jun 18, 2025 - 15:00 UTC

Scheduled

⚠ Scheduled Maintenance Notice:
Legacy HCS mirror node endpoints will undergo a 1-hour brownout on June 18th starting at 15:00 UTC. Please transition to secure endpoints to avoid disruptions.

Full details →
Posted Jun 10, 2025 - 15:00 UTC
This scheduled maintenance affected: Hedera Mirror Node Previewnet (v0.137.0) (Mirror Node HCS gRPC Previewnet), Hedera Mirror Node Mainnet (v0.136.0) (Mirror Node HCS gRPC Mainnet), and Hedera Mirror Node Testnet (v0.137.0) (Mirror Node HCS gRPC Testnet).