AdGuard had 27 outages in the last 2 years totaling 466h 14m of downtime — averaging 1.1 incidents per month.
There were 27 AdGuard outages since October 4, 2025 totaling 466h 14m of downtime. Each is summarised below — incident details, duration, and resolution information.
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.
Routing was adjusted
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.
The affected component has been temporarily disabled. User requests are being served as usual while we work on a permanent solution.
Fix was implemented. Issue is resolved now. We are monitoring the situation.
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.
Some routing adjustments were made, we're currently monitoring the situation
The incident has been resolved
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.
Traffic was rerouted manually, we are currently monitoring
Traffic was rerouted manually, we are currently monitoring
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.
Traffic was manually rerouted, all missing logs are now being delivered
Issue was resolved. All missing logs are delivered
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.
The incident has been resolved
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.
There was a power outage in Miami DC, servers are up now, we are monitoring the situation
The incident has been resolved
Queries in AdGuard DNS query logs may appear delayed. We are working to restore the normal operation of the query logs.
The incident has been resolved
DNS dashboard is unavailable. We are currently investigating the issue
Dashboard availability is restored. We are monitoring system stability
Issue is resolved. Missing logs will be delivered soon
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.
The incident has been resolved
In Russia, AdGuard websites are partially unavailable.
The incident has been resolved
Some users may receive errors on filters update due to CDN issues. We're currently investigating the situation
The incident has been resolved
We are investigating the reasons for the delay in displaying query logs.
All missing logs were delivered
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.
We applied manual routing adjustments to stabilize the load. No downtime was observed during the incident.
We have detected an issue affecting our email delivery system. As this affects transactional emails (notifications, password resets, confirmations), all services are currently impacted.
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.
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.
The internal system in question is opertational, the issue has been resolved, and we don't expect any lingering impact.
Due to network issues in Singapore DC some users may have connection issues. We are currently invetigating
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.
All locations and servers are now in operational mode
We are seeing global connectivity issues in South America that may impact AdGuard DNS availability.
We are currently mitigating traffic overload in SA location
We continue to restore service availability.
Issue was resolved. AdGuard DNS is fully operational.
There are issues with loading static content on AdGuard websites for users in RU region. We are currently investigating
The issue was resolved
We’re investigating global connectivity issues affecting multiple regions and causing degraded service performance.
The incident has been resolved
Fix was already implemented. Service is restoring right now. We are monitoring the situation.
This incident has been resolved.
Read our [blog](https://adguard-vpn.com/en/blog/redis-kubernetes-vpn-incident-post-mortem.html) to see what happened
We're currently investigating the issue
The issue is identified. We are applying the fix to restore the service.
The issue has been resolved. We will continue to monitor the situation and will provide a more detailed update regarding the causes of the incident at a later date.
You can find more technical details about this incident in [our blog](https://adguard-dns.io/en/blog/partial-adguard-dns-outage-11-25.html)
We are currently observing connectivity issues affecting AdGuard DNS servers in Singapore. We are working to identify and mitigate the issue.
Issue was identified. We are currently working on service restore.
Fix was implemented, we're monitoring now
Issue was resolved
We’re experiencing an outage affecting access to the site from EU region. The issue originates from an upstream network provider, causing intermittent failures and timeouts. Our systems are operating normally, but external connectivity is degraded. We’re monitoring the situation and will restore full availability as soon as the upstream provider resolves the problem.
A fix has been implemented and we are monitoring the results.
This incident has been resolved.
We are currently observing connectivity issues affecting AdGuard DNS in Miami, FL and working to mitigate the issue
This Incident has been resolved