Based on our record, Pingbreak should be more popular than Port Monitor. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I suppose what I need is an online service that lets my server ping said service, and when the pings stop coming, to notify me that something's wrong. I don't want to open any ports on the network for that device for, say, a service like port-monitor.com to get to. Source: over 1 year ago
PingBreak - A free and simple website monitoring service using vuejs for real-time dashboard. - Source: dev.to / almost 3 years ago
Pingbreak.com — Modern uptime monitoring service. Check unlimited URLs and get downtime notifications via Discord, Slack or email. - Source: dev.to / almost 3 years ago
UptimeRobot - Free Website Uptime Monitoring
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.
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
RapidSpike - RapidSpike is a reliability, performance and security monitoring service for transactional websites. Using next-generation synthetic monitoring & deeper than ever before data, RapidSpike is for businesses serious about protecting their online revenue
DownDetector - A simple service to tell you whether a website is down.
updown.io - updown.io is a HTTP(S)/TCP/ICMP monitoring service which checks periodically the URL you want and reports back any anomaly.