modules:
    http_2xx:
        prober: http
        timeout: 5s
        http:
            valid_status_codes:
                - 200
            preferred_ip_protocol: ip4
            ip_protocol_fallback: true
            fail_if_not_ssl: true
            headers:
                Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
            follow_redirects: true
            enable_http2: true
        tcp:
            ip_protocol_fallback: true
        icmp:
            ip_protocol_fallback: true
            ttl: 64
        dns:
            ip_protocol_fallback: true
            recursion_desired: true
    icmp:
        prober: icmp
        timeout: 5s
        http:
            ip_protocol_fallback: true
            follow_redirects: true
            enable_http2: true
        tcp:
            ip_protocol_fallback: true
        icmp:
            preferred_ip_protocol: ip4
            ip_protocol_fallback: true
            ttl: 64
        dns:
            ip_protocol_fallback: true
            recursion_desired: true