Sites and apps similar to Shoppimon include Pingdom. It's paid, but Is It Down Right Now? is free. Other options are StatusCake, Uptime.com, HostTracker and Upzilla. There's no shortage of Uptime Monitor Services like Shoppimon, with more than 25 alternatives for Mac, Windows, Linux, Android and iPhone.
Standard uptime monitoring with alerts that include diagnostic information, timing breakdowns and dashboard snapshots. Configure alerts for HTTP statuses, reachability and performance thresholds.
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.
