Network restrictions preventing read replica communication

Summary

Network restrictions preventing read replica communication

Communication between read replicas and their primaries for impacted projects has been restored. This incident is now resolved.

• Started

  May 20, 2026 · 9:04 PM

• Resolved

  May 21, 2026 · 4:44 AM

• Duration

  7h 40m

• Severity

  Minor

• ◐

  Investigating

  May 20 · 9:04 PM Supabase

  Network restrictions are preventing read replicas from communicating with their primaries for a limited number of customer projects. We are actively investigating this issue.

• ◐

  Investigating

  May 20 · 9:46 PM Supabase

  We are reviewing the impact of this issue, which is limited to projects with read replicas and network restrictions. We continue to both investigate mitigation options for the issue and identify projects that may be impacted.

• ◆

  Identified

  May 20 · 10:48 PM Supabase

  We have identified the cause of the issue impacting read replica communication for projects. Our team is actively working on a fix and continuing to assess the impact to affected projects.

• ◆

  Identified

  May 20 · 11:41 PM Supabase

  Our team continues to work on implementing a fix for the issue. We are continuing to monitor the impact and will provide additional updates as progress is made.

• ◆

  Identified

  May 21 · 1:12 AM Supabase

  Our team continues to work on implementing a fix for the issue. We will provide additional updates as progress is made.

• ◆

  Identified

  May 21 · 3:49 AM Supabase

  We have developed a fix and it is currently being validated. We will provide more updates soon.

• ◉

  Monitoring

  May 21 · 4:23 AM Supabase

  We have merged the fix and are monitoring for stability.

• ✓

  Resolved

  May 21 · 4:44 AM Supabase

  Communication between read replicas and their primaries for impacted projects has been restored. This incident is now resolved.