These services monitor your web infrastructure around the clock to detect outages the moment they happen. By performing frequent probes from diverse global locations, they ensure your site remains reachable and performant for every visitor. When selecting a provider, prioritize tools that offer granular alert configurations, clear status pages for your users, and rapid notification options to minimize your recovery time.

Test MCP servers like a real AI client, not just a ping

Is Claude down? AI tells you why — and what to use instead.