Pinger Man monitors Websites, Ports, Domains & SSL Certificates. Downtime notification is sent via SMS, Email, Slack & Twitter. It supports maintenance windows, re-usable contacts, globally distributed monitoring, weekly reports & status pages.
Pinger Man's answer:
Any company with a public website.
Pinger Man's answer:
Pinger Man is the most affordable uptime monitoring solution out there.
Pingbreak - Pingbreak is an original and free monitoring service.
UptimeRobot - Free Website Uptime Monitoring
DownDetector - A simple service to tell you whether a website is down.
Pingdom - With website monitoring from Pingdom you will be the first to know when your website is down. No installation required. 30-day free trial.
Silent Down - Silent Down is a website uptime and performance monitoring platform - Get notified instantly if your site is down or having performance issues.
Better Uptime - We call you when your website goes down