ServersUp.net is described as 'Can check a number of different services on different hosts to make sure those services are up and running. It will send alerts when the statuses change' and is a Uptime Monitor service in the network & admin category. There are more than 50 alternatives to ServersUp.net, not only websites but also apps for a variety of platforms, including SaaS, Windows, Linux and Android apps. The best ServersUp.net alternative is Uptime Kuma, which is both free and Open Source. Other great sites and apps similar to ServersUp.net are UptimeRobot, Pingdom, HetrixTools and StatusCake.
Monitoring availability and performance of websites & web applications. Checking uptime, content, testing forms & transactions, measuring page loading speed, watching for domain and SSL certificate expiration.
Poland
EU
Valla DNS is a free, no-signup, all-in-one domain and network intelligence toolkit for developers, sysadmins, and IT professionals. It brings the checks you normally spread across a dozen sites into one fast, dark-mode-friendly interface, with no login and no paywall.
United States
The most frustrating part for the website owner is the failure of the internet connection with their site. If you find that you cannot access your website. Do not be panic. Most website owners feel that there is some kind of problem in the backend/server's end.
