Hedera Outage History

Hedera partial outage View live status →

Hedera had 2 outages in the last 2 years totaling 50h 29m of downtime — averaging 0.1 incidents per month.

There were 2 Hedera outages since April 16, 2025 totaling 50h 29m of downtime. Each is summarised below — incident details, duration, and resolution information.

Source: https://status.hedera.com

Minor August 5, 2025

Hedera Testnet smart contracts

Detected by Pingoru
Aug 05, 2025, 02:51 PM UTC
Resolved
Aug 07, 2025, 05:13 PM UTC
Duration
2d 2h
Affected: Hedera Testnet (v0.78.0) | Network Uptime
Timeline · 2 updates
  1. investigating Aug 05, 2025, 02:51 PM UTC

    We’re investigating an issue on the Hedera Testnet affecting smart contracts. The behaviour was first reported starting 31 July 2025. Deployments may succeed, but you may experience: - Contract bytecode not appearing on Hashscan - Read/function calls failing with a BAD_DATA error

  2. resolved Aug 07, 2025, 05:13 PM UTC

    The issue affecting Hedera Testnet Smart Contracts has now been resolved. The update resolving the issue has been released to Testnet in v0.64.2. https://status.hedera.com/incidents/fk8hvt7p3vhd If you are experiencing any unexpected behaviour, please raise this on the Hedera Discord: https://hedera.com/discord

Read the full incident report →

Notice April 16, 2025

Mainnet data exposed through mirror node is behind

Detected by Pingoru
Apr 16, 2025, 05:42 PM UTC
Resolved
Apr 16, 2025, 05:49 PM UTC
Duration
7m
Affected: Hedera Mainnet (v0.78.1) | Network Uptime
Timeline · 3 updates
  1. investigating Apr 16, 2025, 05:42 PM UTC

    Maintenance on the mainnet uploaders is in progress and will be completed momentarily.

  2. monitoring Apr 16, 2025, 05:46 PM UTC

    The mainnet uploaders are currently processing a backlog of data that accumulated during the upgrade. Transactions are still being processed as expected.

  3. resolved Apr 16, 2025, 05:49 PM UTC

    This incident has been resolved.

Read the full incident report →