AdGuard Outage History

Started Oct 20, 2026, 08:55 PM UTC· resolved Oct 20, 2026, 09:13 PM UTC

1. identified Oct 20, 2026, 08:55 PM UTC

   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

2. identified Oct 20, 2026, 08:55 PM UTC

   We are continuing to work on a fix for this issue.

3. monitoring Oct 20, 2026, 09:08 PM UTC

   We are monitoring the situation

4. resolved Oct 20, 2026, 09:13 PM UTC

   This incident has been resolved.

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Started Oct 20, 2026, 09:23 AM UTC· resolved Oct 20, 2026, 06:27 PM UTC

1. investigating Oct 20, 2026, 09:23 AM UTC

   We are investigating delay in query log visualization on DNS dashboard

2. identified Oct 20, 2026, 01:55 PM UTC

   Issue was identified and fix is being implemented.

3. identified Oct 20, 2026, 04:37 PM UTC

   We are currently monitoring the situation. Currently up to 15% of query logs since 14.10.2026 may still be missed and will be delivered in the next few hours.

4. resolved Oct 20, 2026, 06:27 PM UTC

   All missing logs are delivered

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Started Oct 08, 2026, 01:09 PM UTC· resolved Oct 08, 2026, 01:22 PM UTC

1. investigating Oct 08, 2026, 01:09 PM UTC

   Some filters and distributions can not be downloaded because of DC outage. We're currently working on a fix

2. identified Oct 08, 2026, 01:19 PM UTC

   CDN was switched; clients can observe SSL errors which will be fixed within next 10 minutes

3. resolved Oct 08, 2026, 01:22 PM UTC

   Issue was resolved

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Started Oct 08, 2026, 11:55 AM UTC· resolved Oct 08, 2026, 03:07 PM UTC

1. investigating Oct 08, 2026, 11:55 AM UTC

   We are experiencing DNS resolution issues on our Amsterdam servers due to sudden changes in global network routing. We are balancing the network load to restore the normal operation of the service.

2. resolved Oct 08, 2026, 03:07 PM UTC

   Issue was resolved. We continue stability improvement

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Started Oct 06, 2026, 06:29 PM UTC· resolved Oct 06, 2026, 06:58 PM UTC

1. investigating Oct 06, 2026, 06:29 PM UTC

   Locations list may be unavailable. We are currently investigating the issue

2. resolved Oct 06, 2026, 06:58 PM UTC

   The incident has been resolved

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Started Oct 03, 2026, 01:00 PM UTC· resolved Oct 03, 2026, 01:00 PM UTC

1. resolved Oct 03, 2026, 01:57 PM UTC

   We experienced DNS resolution issues in various EU locations due to changes in global network routing around 13:00 UTC. The issue was resolved within approximately 20 minutes.

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Started Oct 02, 2026, 03:26 PM UTC· resolved Oct 02, 2026, 03:59 PM UTC

1. investigating Oct 02, 2026, 03:26 PM UTC

   We are experiencing DNS resolution issues in various locations (Sydney, London and Amsterdam) due to changes in global network routing. We are investigating the issue and balancing the network load to restore the normal operation of the service.

2. resolved Oct 02, 2026, 03:59 PM UTC

   Routing was adjusted

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Started Sep 29, 2026, 01:01 PM UTC· resolved Sep 29, 2026, 08:57 PM UTC

1. investigating Sep 29, 2026, 01:01 PM UTC

   We have observed an increased number of reports regarding AdGuard DNS availability in Singapore over the past few days. The issue is intermittent in nature. Over the past few days, we have implemented several fixes that have improved service availability for users in Southeast Asia. However, some users may still experience connectivity issues. We apologize for the inconvenience caused by this incident. Our team is actively working to fully resolve the issue, but the investigation and remediation may take some additional time.

2. identified Sep 29, 2026, 03:58 PM UTC

   The affected component has been temporarily disabled. User requests are being served as usual while we work on a permanent solution.

3. resolved Sep 29, 2026, 08:57 PM UTC

   Fix was implemented. Issue is resolved now. We are monitoring the situation.

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Started Aug 27, 2026, 07:51 AM UTC· resolved Aug 27, 2026, 09:59 AM UTC

1. investigating Aug 27, 2026, 07:51 AM UTC

   We are experiencing DNS resolution issues in our London location due to changes in global network routing, which have caused the location to become overloaded. We are investigating the issue and working to restore normal service.

2. identified Aug 27, 2026, 08:52 AM UTC

   Some routing adjustments were made, we're currently monitoring the situation

3. resolved Aug 27, 2026, 09:59 AM UTC

   The incident has been resolved

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Started Aug 15, 2026, 10:18 AM UTC· resolved Aug 15, 2026, 11:17 AM UTC

1. investigating Aug 15, 2026, 10:18 AM UTC

   Due to an incident with our upstream provider, you may experience degraded performance of AdGuard VPN from some ISPs, such as empty list of locations or disconnects. We're in contact with technicians and will keep you updated.

2. identified Aug 15, 2026, 11:16 AM UTC

   Traffic was rerouted manually, we are currently monitoring

3. resolved Aug 15, 2026, 11:17 AM UTC

   Traffic was rerouted manually, we are currently monitoring

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Started Aug 15, 2026, 10:17 AM UTC· resolved Aug 15, 2026, 11:05 AM UTC

1. investigating Aug 15, 2026, 10:17 AM UTC

   We are experiencing network connectivity issues with one of our transit providers, resulting in delays in AdGuard DNS query log delivery. DNS resolution is not affected. All delayed query logs will be delivered once connectivity is restored.

2. identified Aug 15, 2026, 10:58 AM UTC

   Traffic was manually rerouted, all missing logs are now being delivered

3. resolved Aug 15, 2026, 11:05 AM UTC

   Issue was resolved. All missing logs are delivered

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Started Jul 10, 2026, 07:23 PM UTC· resolved Jul 10, 2026, 11:14 PM UTC

1. investigating Jul 10, 2026, 07:23 PM UTC

   We are currently experiencing a delay in the delivery of logs for Private AdGuard DNS. Our team is investigating the issue. We don't except any query logs to be lost.

2. resolved Jul 10, 2026, 11:14 PM UTC

   The incident has been resolved

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Started Jun 23, 2026, 10:35 PM UTC· resolved Jun 23, 2026, 11:08 PM UTC

1. investigating Jun 23, 2026, 10:35 PM UTC

   We are currently investigating an outage affecting one of our data centers in the North America (NA) region, where a portion of AdGuard DNS infrastructure is hosted. As a result, users located in North America may experience intermittent issues resolving DNS requests or degraded service availability. Our engineering team is actively working to restore full service. We will provide further updates as soon as more information becomes available.

2. identified Jun 23, 2026, 11:04 PM UTC

   There was a power outage in Miami DC, servers are up now, we are monitoring the situation

3. resolved Jun 23, 2026, 11:08 PM UTC

   The incident has been resolved

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Started Jun 19, 2026, 05:06 PM UTC· resolved Jun 19, 2026, 09:49 PM UTC

1. investigating Jun 19, 2026, 05:06 PM UTC

   Queries in AdGuard DNS query logs may appear delayed. We are working to restore the normal operation of the query logs.

2. resolved Jun 19, 2026, 09:49 PM UTC

   The incident has been resolved

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Started May 25, 2026, 11:34 AM UTC· resolved May 25, 2026, 11:55 AM UTC

1. investigating May 25, 2026, 11:34 AM UTC

   DNS dashboard is unavailable. We are currently investigating the issue

2. identified May 25, 2026, 11:38 AM UTC

   Dashboard availability is restored. We are monitoring system stability

3. resolved May 25, 2026, 11:55 AM UTC

   Issue is resolved. Missing logs will be delivered soon

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Started May 15, 2026, 02:04 PM UTC· resolved May 15, 2026, 02:50 PM UTC

1. investigating May 15, 2026, 02:04 PM UTC

   Users may experience slow or failed downloads of AdGuard distribution packages caused by an ongoing incident on the CDN provider side. Some regions and platforms can be affected intermittently while traffic is being rerouted and mitigations are applied.

2. resolved May 15, 2026, 02:50 PM UTC

   The incident has been resolved

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Started Apr 29, 2026, 08:00 AM UTC· resolved May 15, 2026, 02:06 PM UTC

1. investigating Apr 29, 2026, 08:00 AM UTC

   In Russia, AdGuard websites are partially unavailable.

2. resolved May 15, 2026, 02:06 PM UTC

   The incident has been resolved

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Started Apr 22, 2026, 10:13 PM UTC· resolved Apr 23, 2026, 06:23 AM UTC

1. investigating Apr 22, 2026, 10:13 PM UTC

   Some users may receive errors on filters update due to CDN issues. We're currently investigating the situation

2. resolved Apr 23, 2026, 06:23 AM UTC

   The incident has been resolved

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Started Apr 09, 2026, 12:32 PM UTC· resolved Apr 09, 2026, 09:15 PM UTC

1. investigating Apr 09, 2026, 12:32 PM UTC

   We are investigating the reasons for the delay in displaying query logs.

2. resolved Apr 09, 2026, 09:15 PM UTC

   All missing logs were delivered

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Started Apr 01, 2026, 11:16 AM UTC· resolved Apr 01, 2026, 01:03 PM UTC

1. investigating Apr 01, 2026, 11:16 AM UTC

   Due to global traffic rerouting in Southeast Asia, some AdGuard DNS users may experience increased DNS resolution times. We are monitoring the situation and working to mitigate the impact.

2. resolved Apr 01, 2026, 01:03 PM UTC

   We applied manual routing adjustments to stabilize the load. No downtime was observed during the incident.

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Started Mar 23, 2026, 01:52 PM UTC· resolved Mar 23, 2026, 03:53 PM UTC

1. investigating Mar 23, 2026, 01:52 PM UTC

   We have detected an issue affecting our email delivery system. As this affects transactional emails (notifications, password resets, confirmations), all services are currently impacted.

2. resolved Mar 23, 2026, 03:53 PM UTC

   The issue has been fully resolved, and the email service is back to normal. We have confirmed that no emails were lost; however, there was a slight delay in their delivery. All queued messages have now been successfully processed. We apologize for the inconvenience.

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Started Mar 16, 2026, 08:06 AM UTC· resolved Mar 16, 2026, 08:34 AM UTC

1. investigating Mar 16, 2026, 08:06 AM UTC

   Due to a temporary issue with one of our internal systems, the VPN service may not work properly, particularly when trying to load or display the list of server locations.

2. resolved Mar 16, 2026, 08:34 AM UTC

   The internal system in question is opertational, the issue has been resolved, and we don't expect any lingering impact.

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Started Jan 15, 2026, 10:29 PM UTC· resolved Jan 15, 2026, 10:50 PM UTC

1. investigating Jan 15, 2026, 10:29 PM UTC

   Due to network issues in Singapore DC some users may have connection issues. We are currently invetigating

2. monitoring Jan 15, 2026, 10:43 PM UTC

   We didn't receive an information from our DC, but networking was restored. Most users shouldn't have any issues now, we're working on a full service restoration.

3. resolved Jan 15, 2026, 10:50 PM UTC

   All locations and servers are now in operational mode

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Started Jan 04, 2026, 05:27 PM UTC· resolved Jan 04, 2026, 07:13 PM UTC

1. investigating Jan 04, 2026, 05:27 PM UTC

   We are seeing global connectivity issues in South America that may impact AdGuard DNS availability.

2. identified Jan 04, 2026, 05:44 PM UTC

   We are currently mitigating traffic overload in SA location

3. identified Jan 04, 2026, 06:21 PM UTC

   We continue to restore service availability.

4. resolved Jan 04, 2026, 07:13 PM UTC

   Issue was resolved. AdGuard DNS is fully operational.

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Started Dec 25, 2025, 11:40 AM UTC· resolved Dec 25, 2025, 12:23 PM UTC

1. investigating Dec 25, 2025, 11:40 AM UTC

   There are issues with loading static content on AdGuard websites for users in RU region. We are currently investigating

2. resolved Dec 25, 2025, 12:23 PM UTC

   The issue was resolved

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