Chainstack incident

Base Mainnet – Degraded Performance Due to Network Halt

Major Resolved

Chainstack experienced a major incident on June 26, 2026 affecting Base Global Nodes (Base Mainnet) and Base Trader Nodes (Base Mainnet Full (Chainstack Cloud, Los Angeles)) and 1 more component, lasting 10h 13m. The incident has been resolved; the full update timeline is below.

Started
Jun 26, 2026, 03:40 PM UTC
Resolved
Jun 27, 2026, 01:54 AM UTC
Duration
10h 13m
Detected by Pingoru
Jun 26, 2026, 03:40 PM UTC

Affected components

Base Global Nodes (Base Mainnet)Base Trader Nodes (Base Mainnet Full (Chainstack Cloud, Los Angeles))Base Global Nodes (Base Sepolia Testnet)Base Trader Nodes (Base Mainnet Archive (Chainstack Cloud, Los Angeles))

Update timeline

  1. investigating Jun 26, 2026, 03:40 PM UTC

    We are currently investigating this incident.

  2. monitoring Jun 26, 2026, 06:53 PM UTC

    We implemented a fix and are currently monitoring the result.

  3. resolved Jun 27, 2026, 01:54 AM UTC

    This incident has been resolved.