Changes / Retool / retool-email unavailable
Retool: Critical incident: retool-email unavailable
Summary
Retool reported a critical Email Server outage from 2026-07-23 22:22 UTC to 2026-07-24 18:34 UTC, lasting 20 h 12 min. Some Retool Emails failed with “Disabled for sending spam” due to an upstream email provider issue; official user invites and password resets were unaffected. Retool restored the sending domain and normal delivery, and added safeguards against recurrence.
Machine-written from the diff below (Sol; type: incident outage). Check the diff before relying on it.
What changed
Before: not present
After: retool-email unavailable
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After: critical
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After: resolved
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After: 2026-07-23 22:22 UTC
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After: 2026-07-24 18:34 UTC
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After: Email Server
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After: We are investigating the disabling of retool-email.com domain due to spam. Note that this does not impact official retool emails like user invites and password resets.
Before: not present
After: Some Retool Emails failed with a "Disabled for sending spam" error due to an issue with our upstream email provider. The sending domain has since been restored, and email delivery is operating normally. We've also added safeguards to prevent recurrence. We apologize for the disruption.
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History of this incident
| When (UTC) | Change | Kind |
|---|---|---|
| Critical incident: retool-email unavailable (this change) Retool reported a critical Email Server outage from 2026-07-23 22:22 UTC to 2026-07-24 18:34 UTC, lasting 20 h 12 min. Some Retool Emails failed with “Disabled for sending spam” due to an upstream email provider issue; official user invites and password resets were unaffected. Retool restored the sending domain and normal delivery, and added safeguards against recurrence. | Major incident |