Uptime.com is a fantastic web monitoring application that checks critical infrastructure elements.

Their enterprise-grade tools were designed for use by both large and small businesses. Users will find 16 check types that monitor the most critical parts of your site’s infrastructure. Uptime.com provides first-response teams with technical data for a variety of problems that can cause website outages, poor performance and more.

In addition to essential HTTP availability, Uptime.com checks API calls, mail servers, and scans for malware and viruses. Speed testing, Real User Monitoring (RUM), and Transaction Checks help site owners identify bottlenecks in performance.

Check types include:

• HTTP and ICMP (Ping)
• Mail server
• TCP/UDP ports
• API
• Malware/Virus & Domain Blacklisting
• SSH
• Domain and SSL Certificate Expiry
• Speed Testing and Global Uptime
• DNS records
• Real User Monitoring
• Transaction checks