Critical incident

AdGuard: AdGuard - websites / backends issues

Oct 20, 2026, 20:55 UTC

started

21:13 UTC

resolved

18 min

duration

Affected: Website & services, AdGuard DNS, AdGuard VPN, all public, AdGuard, AdGuard Mail

Current status of AdGuard: Operational — live AdGuard status

Timeline

Oct 20, 2026, 20:55 UTC
identified
AdGuard sites may not load. VPN locations can not be received (active connections are not affected) AdGuard DNS dashboard is not available; DNS resolving works properly. We are investigating the issue with our DC provider
Oct 20, 2026, 20:55 UTC
identified
We are continuing to work on a fix for this issue.
Oct 20, 2026, 21:08 UTC
monitoring
We are monitoring the situation
Oct 20, 2026, 21:13 UTC
resolved
This incident has been resolved.

Updates as published by AdGuard (original).

This was part of a wider event: 13 services reported incidents within the hour.

Instructure 21:44 UTC · Edit discussion page error when Checkpoints disabled
Sourcegraph 21:43 UTC · Sourcegraph.com public code search issues
CivicPlus 21:41 UTC · Service Degradation - CivicPlus Payments
Grafana Cloud 21:36 UTC · DB issues in prod-sa-east-1
UVic IT 21:28 UTC · BC time-zone change may affect calendar meetings
InterServer 21:27 UTC · Upcoming PHP Security update
Signicat 21:26 UTC · Incident on 3rd party service - Finnish Bank eIDs S-pankki
Rice University 21:17 UTC · Sign-in Prompt Error for Windows
Cornerstone 21:13 UTC · FTP inaccessible across UK Production
Flickr 21:12 UTC · Pages Not Loading in Firefox with Ad Blocker Extensions
CloudLinux 21:00 UTC · Critical PHP vulnerabilities CVE-2026-109618 / CVE-2026-109619 - release 21 October 2026, 14:00 UTC
Granicus System 20:58 UTC · Granicus Issue Notification: govMeetings Peak
OneSignal 20:53 UTC · Intermittent incomplete data in the dashboard and API reads for a subset of apps (starting with app id with 0)
Render 20:48 UTC · Deploying from GitLab may intermittently fail
Twilio 20:45 UTC · SMS Delivery Failures from a Subset of Twilio Alphanumeric Sender IDs to United Arab Emirates