Website Monitoring Online Tools

UptimeRobot is a free service that keeps an eye on your websites, making sure they are always up and running. If something goes wrong, they can alert you by email, sms, phone, slack, discord, and more! UptimeRobot can also monitor background jobs, intranet devices, ports, specific services, SSL certificates, and domain expiration.

SiteUptime is a website monitoring service that watches your website 24/7/365 and notifies you if it becomes unavailable. They offer a free website monitoring service as well as an advanced service starting at $5 per month.

They detect outages quicker and more effectively than any other monitoring service, software or tool. The bottom line: They notify sooner, with no false alarms.

With their service, you can monitor multiple services on the same server in case any one of them goes down. For example, you can set up your account to measure HTTP, SMTP, DNS, POP3, HTTPS, ping, or even customize your setup for other ports not listed.

Web tool that checks the online status of your website hourly, 24 hours a day, 7 days a week.