UptimeRobot
Dashboard with 50 Monitors, Checked Every 5 Minutes, Totally Free. Monitor HTTP(s), Ping, Port and check Keywords. Get alerted via e-mail, SMS, Twitter, web-hooks or push. View uptime, downtime and response times.
Keep our eye on your sites 24/7. Be the first to know that site is down or responds slowly.
Keep our eye on your sites 24/7. Be the first to know that site isdown or responds slowly.
web-based website-monitoring server-monitoring website-checker uptime-monitoring
Dashboard with 50 Monitors, Checked Every 5 Minutes, Totally Free. Monitor HTTP(s), Ping, Port and check Keywords. Get alerted via e-mail, SMS, Twitter, web-hooks or push. View uptime, downtime and response times.
Freemium Web
StatusCake enables the visitor to track unlimited websites for free and get alerts when the site is down or having trouble. StatusCake also tracks performance over time so a webmaster can detect issues because they arise.
Freemium Web
RapidSpike is an uptime and performance monitoring service for websites and web applications. Monitor, measure and test your digital platform eco-system from one dashboard. .
Commercial Web
You can monitor up to 5 URLs with 1-minute monitoring interval, for FREE!
Free Web
Pingometer is a service that monitors the uptime, downtime, and performance of websites. You can monitor anything: HTTP, HTTPS, RUM, DNS, IMAP, POP3, SMTP, TCP, UDP...
Freemium Web
Websites and networks monitoring: * Website Monitoring (HTTP / HTTPS) * False Alert Protection * DNS Server Monitoring * Ping Monitoring * SSL Certificate...
Commercial Mac OS X Windows Linux
Server Monitoring lets you monitor your servers and your websites for free with 4 minute intervals. Monitor websites with HTTP monitoring and get notified immediately...
Free Web
UptimeButler is a modern Software as a Service (SaaS) product for website availability monitoring. Whether you own a small online shop or run a big company, your...
Commercial Web