Outage in Upsun

DNS failures across multiple regions

Resolved Minor

March 17, 2026 - Started about 2 months ago - Lasted about 10 hours
Official incident page

Incident Report

We have detected an increased rate of DNS failures from our monitoring which we're currently investigating. This issue affects multiple production sites as well as development environments. Access to your site may be affected. This outage does not affect Dedicated Enterprise Clusters. We will update you as soon as we have further information.

Components affected

Upsun Australia (au.platform.sh) Upsun Canada (ca-1.platform.sh) Upsun Europe (France 3) (fr-3.platform.sh) Upsun Europe (France 4) (fr-4.platform.sh) Upsun Europe (Germany) (de-2.platform.sh) Upsun Europe (West) (eu.platform.sh) Upsun Europe (West 2) (eu-2.platform.sh) Upsun Europe (West 4) (eu-4.platform.sh) Upsun Europe (North 1) (eu-5.platform.sh) Upsun United Kingdom (uk-1.platform.sh) Upsun USA (East) (us.platform.sh) Upsun USA-2 (East 2) (us-2.platform.sh) Upsun USA-3 (West 2) (us-3.platform.sh) Upsun USA-4 (East 1) (us-4.platform.sh)

Latest Updates ( sorted recent to last )

RESOLVED about 2 months ago - at 03/17/2026 10:36PM

The DNS failures resolved earlier today, and have not reoccurred since then.

This incident is resolved.

MONITORING about 2 months ago - at 03/17/2026 01:58PM

We're still investigating the cause of this issue. We did not detect any more outages and the existing ones cleared.

INVESTIGATING about 2 months ago - at 03/17/2026 12:22PM

We have detected an increased rate of DNS failures from our monitoring which we're currently investigating.

This issue affects multiple production sites as well as development environments. Access to your site may be affected.

This outage does not affect Dedicated Enterprise Clusters.

We will update you as soon as we have further information.

Latest Upsun outages

Auth subsystems outage - about 1 month ago

Partial Outage on de-2.platform.sh - 2 months ago

Outage on DE-2 Region - 2 months ago

Partial outage on uk-1.platform.sh - 2 months ago

Partial Outage on eu.platform.sh and us.platform.sh - 2 months ago

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