There are so many ways to do this but below are some examples and will help get started. Types of HTTP Error and Status Codes: 100-199: informational status 200-299: success status 300-399: redirection status 400-499: client errors 500-599: server errors   HTTP and HTTPS Monitors which matches a range of HTTP 1.0 or 1.1 status codes from 200 to 306: HTTP Monitor: Type: HTTP Parent Monitor: http Send String: GET / HTTP/1.1\r\nHost: yourwebsite.com\r\nConnection: Close\r\n\r\n Receive String: HTTP/1\.[01] [23]0[0-6] HTTPS Monitor: … Continue reading F5 – HTTP Health Check Monitors (error/status codes)