Logs for the probe: ts=2026-03-12T04:30:12.518690599Z caller=main.go:304 module=http_2xx target=prometheus.io level=info msg="Beginning probe" probe=http timeout_seconds=5 ts=2026-03-12T04:30:12.518768312Z caller=http.go:318 module=http_2xx target=prometheus.io level=info msg="Resolving target address" ip_protocol=ip4 ts=2026-03-12T04:30:12.520555886Z caller=http.go:318 module=http_2xx target=prometheus.io level=info msg="Resolved target address" ip=104.21.60.220 ts=2026-03-12T04:30:12.520642214Z caller=client.go:250 module=http_2xx target=prometheus.io level=info msg="Making HTTP request" url=http://104.21.60.220 host=prometheus.io ts=2026-03-12T04:30:12.56022191Z caller=client.go:416 module=http_2xx target=prometheus.io level=info msg="Received redirect" location=https://prometheus.io/ ts=2026-03-12T04:30:12.560262073Z caller=client.go:250 module=http_2xx target=prometheus.io level=info msg="Making HTTP request" url=https://prometheus.io/ host= ts=2026-03-12T04:30:12.560272053Z caller=client.go:250 module=http_2xx target=prometheus.io level=info msg="Address does not match first address, not sending TLS ServerName" first=104.21.60.220 address=prometheus.io ts=2026-03-12T04:30:12.642012109Z caller=main.go:119 module=http_2xx target=prometheus.io level=info msg="Received HTTP response" status_code=200 ts=2026-03-12T04:30:12.665316816Z caller=main.go:119 module=http_2xx target=prometheus.io level=info msg="Response timings for roundtrip" roundtrip=0 start=2026-03-12T04:30:12.520691408Z dnsDone=2026-03-12T04:30:12.520691408Z connectDone=2026-03-12T04:30:12.539398255Z gotConn=2026-03-12T04:30:12.539425302Z responseStart=2026-03-12T04:30:12.560142702Z end=0001-01-01T00:00:00Z ts=2026-03-12T04:30:12.665359005Z caller=main.go:119 module=http_2xx target=prometheus.io level=info msg="Response timings for roundtrip" roundtrip=1 start=2026-03-12T04:30:12.560332327Z dnsDone=2026-03-12T04:30:12.562060828Z connectDone=2026-03-12T04:30:12.578025647Z gotConn=2026-03-12T04:30:12.60521704Z responseStart=2026-03-12T04:30:12.641965714Z end=2026-03-12T04:30:12.665306094Z ts=2026-03-12T04:30:12.665409907Z caller=main.go:304 module=http_2xx target=prometheus.io level=info msg="Probe succeeded" duration_seconds=0.146685608 Metrics that would have been returned: # HELP probe_dns_lookup_time_seconds Returns the time taken for probe dns lookup in seconds # TYPE probe_dns_lookup_time_seconds gauge probe_dns_lookup_time_seconds 0.001802923 # HELP probe_duration_seconds Returns how long the probe took to complete in seconds # TYPE probe_duration_seconds gauge probe_duration_seconds 0.146685608 # HELP probe_failed_due_to_regex Indicates if probe failed due to regex # TYPE probe_failed_due_to_regex gauge probe_failed_due_to_regex 0 # HELP probe_http_content_length Length of http content response # TYPE probe_http_content_length gauge probe_http_content_length -1 # HELP probe_http_duration_seconds Duration of http request by phase, summed over all redirects # TYPE probe_http_duration_seconds gauge probe_http_duration_seconds{phase="connect"} 0.034698751 probe_http_duration_seconds{phase="processing"} 0.057465499 probe_http_duration_seconds{phase="resolve"} 0.003531308 probe_http_duration_seconds{phase="tls"} 0.043156823 probe_http_duration_seconds{phase="transfer"} 0.023340358 # HELP probe_http_redirects The number of redirects # TYPE probe_http_redirects gauge probe_http_redirects 1 # HELP probe_http_ssl Indicates if SSL was used for the final redirect # TYPE probe_http_ssl gauge probe_http_ssl 1 # HELP probe_http_status_code Response HTTP status code # TYPE probe_http_status_code gauge probe_http_status_code 200 # HELP probe_http_uncompressed_body_length Length of uncompressed response body # TYPE probe_http_uncompressed_body_length gauge probe_http_uncompressed_body_length 134060 # HELP probe_http_version Returns the version of HTTP of the probe response # TYPE probe_http_version gauge probe_http_version 1.1 # HELP probe_ip_protocol Specifies whether probe ip protocol is IP4 or IP6 # TYPE probe_ip_protocol gauge probe_ip_protocol 4 # HELP probe_ssl_earliest_cert_expiry Returns earliest SSL cert expiry in unixtime # TYPE probe_ssl_earliest_cert_expiry gauge probe_ssl_earliest_cert_expiry 1.778043063e+09 # HELP probe_success Displays whether or not the probe was a success # TYPE probe_success gauge probe_success 1 # HELP probe_tls_version_info Contains the TLS version used # TYPE probe_tls_version_info gauge probe_tls_version_info{version="TLS 1.3"} 1 Module configuration: prober: http timeout: 5s http: valid_http_versions: - HTTP/1.1 - HTTP/2 preferred_ip_protocol: ip4 ip_protocol_fallback: true tcp: ip_protocol_fallback: true icmp: ip_protocol_fallback: true dns: ip_protocol_fallback: true