# Attio: Mail and calendar sync delays for Microsoft mailboxes

> Attio status incident “Mail and calendar sync delays for Microsoft mailboxes” on 2026-11-12: impact minor (vendor’s label), 5 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/attio/incidents/01M78GKMFJ5MR289WNXK369W31
Last updated: 2026-11-13T00:13:20Z

- Impact (vendor’s label): minor
- Status: monitoring · edited after publishing
- Started: 2026-11-12 18:34 UTC · Resolved: not resolved · Duration: ongoing
- Updates: 5 · Affected components: Background Tasks
- [Vendor status page: https://status.attio.com/incidents/01M78GKMFJ5MR289WNXK369W31](https://status.attio.com/incidents/01M78GKMFJ5MR289WNXK369W31)
- [Company: Attio](https://rewindex.com/company/attio.md)

## Timeline of updates

- **investigating** 2026-11-12 18:34 UTC _(edited after publishing)_: We’re investigating reports of delays to mail and calendar syncing from Microsoft mailboxes. We are currently investigating the root cause and our team is working to resolve the issue as quickly as possible.
- **identified** 2026-11-12 18:50 UTC: We’ve identified an issue with an upstream provider that is causing delays to syncing mailboxes and calendars into Attio. Our team is currently working to mitigate this delay and get mailbox syncing back to realtime.
- **monitoring** 2026-11-12 19:45 UTC _(edited after publishing)_: We have restored regular Google email and calendar sync, and continue to monitor impact to Microsoft mailboxes caused by an ongoing upstream incident. Our team is monitoring and ready to mitigate any further delays.
- **monitoring** 2026-11-12 20:53 UTC _(edited after publishing)_: We continue to monitor delays to Microsoft mailbox sync due to the upstream provider incident. Google mailboxes are unaffected.
- **monitoring** 2026-11-13 00:01 UTC: Our team continues to monitor delays to mail and calendar sync for Microsoft mailboxes caused by an ongoing upstream provider incident.

## Rewindex changes for this incident

- 2026-11-12 18:53 UTC: [Incident updated: Reports of delay to mailbox and calendar sync](https://rewindex.com/change/r93f15b26fa3d73.md)
- 2026-11-12 19:53 UTC: [Incident updated: Reports of delay to mailbox and calendar sync](https://rewindex.com/change/rb35fb8e0f831f7.md)
- 2026-11-12 21:03 UTC: [Incident updated: Reports of delay to mailbox and calendar sync](https://rewindex.com/change/rb11bb3f7d740e8.md)
- 2026-11-13 00:03 UTC: [Incident updated: Mail and calendar sync delays for Microsoft mailboxes](https://rewindex.com/change/re4873191a1da6b.md)
- 2026-11-13 00:13 UTC: [Incident silently edited: Mail and calendar sync delays for Microsoft mailboxes](https://rewindex.com/change/re105d53e7c0341.md)

## Cite this

Status incident (vendor impact label: minor) posted by Attio, started 2026-11-12 18:34 UTC, not resolved, 5 update(s); edited after publishing.

- Canonical URL: https://rewindex.com/company/attio/incidents/01M78GKMFJ5MR289WNXK369W31
- Citation: Attio, “Mail and calendar sync delays for Microsoft mailboxes” (2026-11-12 18:34 UTC). Archived by Rewindex: https://rewindex.com/company/attio/incidents/01M78GKMFJ5MR289WNXK369W31 (CC BY 4.0).
- Markdown link: `[Attio: Mail and calendar sync delays for Microsoft mailboxes (2026-11-12)](https://rewindex.com/company/attio/incidents/01M78GKMFJ5MR289WNXK369W31)`


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Canonical: https://rewindex.com/company/attio/incidents/01M78GKMFJ5MR289WNXK369W31 · Markdown: https://rewindex.com/company/attio/incidents/01M78GKMFJ5MR289WNXK369W31.md · JSON: https://rewindex.com/api/v1/companies/attio/incidents/01M78GKMFJ5MR289WNXK369W31 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-13T02:19:36.862Z