ServersUp.net 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.
Statsignal Alternatives
Statsignal is described as 'The simplest and most cost-effective way to monitor your website or server and publish a status page of your system. No plans, pay as you go. Free monitors available' and is a Uptime Monitor service in the network & admin category. There are more than 100 alternatives to Statsignal for a variety of platforms, including Web-based, SaaS, Windows, Linux and Self-Hosted apps. The best Statsignal alternative is Uptime Kuma, which is both free and Open Source. Other great apps like Statsignal are Better Stack, UptimeRobot, Tianji and Kener.
Alternatives list
As of May 2015, Browsermob is dead.
"Website monitoring for the masses. From basic free plans to enterprise level solutions, BrowserMob has it all - try our FREE website monitoring performance test.".
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