# Honeycomb: Email notifications for SLOs, Triggers, and Anomaly Detection not sending

> Honeycomb status incident “Email notifications for SLOs, Triggers, and Anomaly Detection not sending” on 2026-10-22: impact major (vendor’s label), 1.0 h, 2 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/honeycomb/incidents/515g5gyvylsq
Last updated: 2026-10-22T17:13:56Z

- Impact (vendor’s label): major
- Status: resolved · edited after publishing
- Started: 2026-10-22 16:06 UTC · Resolved: 2026-10-22 17:07 UTC · Duration: 1.0 h
- Updates: 2 · Affected components: ui.eu1.honeycomb.io - EU1 Trigger & SLO Alerting, ui.honeycomb.io - US1 Trigger & SLO Alerting
- [Vendor status page: https://status.honeycomb.io/incidents/515g5gyvylsq](https://status.honeycomb.io/incidents/515g5gyvylsq)
- [Company: Honeycomb](https://rewindex.com/company/honeycomb.md)

## Timeline of updates

- **identified** 2026-10-22 16:06 UTC: We have identified an issue where emails for SLOs, Triggers, and Anomaly Detection are not sending. We are working to fix.
- **resolved** 2026-10-22 17:07 UTC: Between 03:53 PM UTC to 4:08 PM UTC we saw email send failures elevate in which a small number of customers (10 enterprise, 8 self-serve, and 1 pro plan) were impacted. This came to 508 emails in total, or ~1% of our daily email send. We are working to ensure this failure mode is not able to happen again.

## Rewindex changes for this incident

- 2026-10-22 16:06 UTC: [Major incident: Email notifications for SLOs, Triggers, and Anomaly Detection not sending](https://rewindex.com/change/i0e7b4c7176f1b8.md)
- 2026-10-22 17:13 UTC: [Incident updated: Email notifications for SLOs, Triggers, and Anomaly Detection not sending](https://rewindex.com/change/re45a84103a4afe.md)

## Cite this

Status incident (vendor impact label: major) posted by Honeycomb, started 2026-10-22 16:06 UTC, resolved after 1.0 h, 2 update(s); edited after publishing.

- Canonical URL: https://rewindex.com/company/honeycomb/incidents/515g5gyvylsq
- Citation: Honeycomb, “Email notifications for SLOs, Triggers, and Anomaly Detection not sending” (2026-10-22 16:06 UTC). Archived by Rewindex: https://rewindex.com/company/honeycomb/incidents/515g5gyvylsq (CC BY 4.0).
- Markdown link: `[Honeycomb: Email notifications for SLOs, Triggers, and Anomaly Detection not sending (2026-10-22)](https://rewindex.com/company/honeycomb/incidents/515g5gyvylsq)`


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Canonical: https://rewindex.com/company/honeycomb/incidents/515g5gyvylsq · Markdown: https://rewindex.com/company/honeycomb/incidents/515g5gyvylsq.md · JSON: https://rewindex.com/api/v1/companies/honeycomb/incidents/515g5gyvylsq · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T16:46:13.239Z