# Mailgun: Deliverability issues to Microsoft domains

> Mailgun status incident “Deliverability issues to Microsoft domains” on 2016-05-25: impact none (vendor’s label), 6.1 h, 1 update(s). Archived by Rewindex.

Canonical: https://rewindex.com/company/mailgun/incidents/ky4xfyk4byj1
Last updated: 2016-05-26T04:13:00Z

- Impact (vendor’s label): none
- Status: resolved
- Started: 2016-05-25 22:09 UTC · Resolved: 2016-05-26 04:13 UTC · Duration: 6.1 h
- Updates: 1
- [Vendor status page: https://status.mailgun.com/incidents/ky4xfyk4byj1](https://status.mailgun.com/incidents/ky4xfyk4byj1)
- [Company: Mailgun](https://rewindex.com/company/mailgun.md)

## Timeline of updates

- **resolved** 2016-05-26 04:13 UTC: Microsoft has resolved the issue and email is now being delivered normally to their domains Hotmail, Outlook.com, office365, etc. https://portal.office.com/servicestatus

_From the vendor’s published history: only the final update text is available for incidents before Rewindex began polling this page._

## Cite this

Status incident (vendor impact label: none) posted by Mailgun, started 2016-05-25 22:09 UTC, resolved after 6.1 h, 1 update(s).

- Canonical URL: https://rewindex.com/company/mailgun/incidents/ky4xfyk4byj1
- Citation: Mailgun, “Deliverability issues to Microsoft domains” (2016-05-25 22:09 UTC). Archived by Rewindex: https://rewindex.com/company/mailgun/incidents/ky4xfyk4byj1 (CC BY 4.0).
- Markdown link: `[Mailgun: Deliverability issues to Microsoft domains (2016-05-25)](https://rewindex.com/company/mailgun/incidents/ky4xfyk4byj1)`


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Canonical: https://rewindex.com/company/mailgun/incidents/ky4xfyk4byj1 · Markdown: https://rewindex.com/company/mailgun/incidents/ky4xfyk4byj1.md · JSON: https://rewindex.com/api/v1/companies/mailgun/incidents/ky4xfyk4byj1 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T13:42:32.385Z