HetrixTools experienced a critical incident on November 18, 2025 affecting Website and Dashboard and 1 more component, lasting 4h 59m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- identified Nov 18, 2025, 02:10 PM UTC
We're aware that some of our components behind Cloudflare are experiencing issues at this time: https://www.cloudflarestatus.com/incidents/8gmgl950y3h7 This currently affects our services as follows: Our Blacklist Monitoring service remains unaffected. Our Uptime Monitoring service continues to process a high number of detected outages, so notifications may be delayed as it processes through its backlog. The Server Agent Metrics system is impaired, as it is behind Cloudflare.
- identified Nov 18, 2025, 02:13 PM UTC
Unfortunately, the outage is still ongoing at this time. We'll continue to monitor the situation as it progresses. Further info about this outage can be found on Cloudflare's status page: https://www.cloudflarestatus.com/incidents/8gmgl950y3h7
- monitoring Nov 18, 2025, 02:43 PM UTC
We're seeing signs that the Cloudflare service is almost fully functional again, with most of the websites behind Cloudflare being seen as UP again by our Uptime Monitoring system. We'll continue to monitor the situation.
- monitoring Nov 18, 2025, 02:49 PM UTC
The Server Agent Metrics endpoint behind Cloudflare is still experiencing a partial loss (~15%) of incoming data.
- monitoring Nov 18, 2025, 04:11 PM UTC
We are still observing a relatively small number of monitoring agents (~5%) unable to access our Cloudflare API endpoint to post their metric data. We'll continue to monitor the situation as it progresses.
- resolved Nov 18, 2025, 04:34 PM UTC
Cloudflare has now resolved the incident. We're still monitoring and hands-on in case issues resurface.