Logs for the probe: ts=2026-04-19T07:15:16.608352741Z caller=main.go:304 module=http_2xx target=prometheus.io level=info msg="Beginning probe" probe=http timeout_seconds=5 ts=2026-04-19T07:15:16.608484848Z caller=http.go:318 module=http_2xx target=prometheus.io level=info msg="Resolving target address" ip_protocol=ip4 ts=2026-04-19T07:15:16.637912161Z caller=http.go:318 module=http_2xx target=prometheus.io level=info msg="Resolved target address" ip=104.21.60.220 ts=2026-04-19T07:15:16.637970318Z 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=2026-04-19T07:15:16.674360229Z caller=client.go:416 module=http_2xx target=prometheus.io level=info msg="Received redirect" location=https://prometheus.io/ ts=2026-04-19T07:15:16.674412499Z caller=client.go:250 module=http_2xx target=prometheus.io level=info msg="Making HTTP request" url=https://prometheus.io/ host= ts=2026-04-19T07:15:16.674421799Z 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=2026-04-19T07:15:16.788643479Z caller=main.go:119 module=http_2xx target=prometheus.io level=info msg="Received HTTP response" status_code=200 ts=2026-04-19T07:15:16.825281309Z caller=main.go:119 module=http_2xx target=prometheus.io level=info msg="Response timings for roundtrip" roundtrip=0 start=2026-04-19T07:15:16.638029874Z dnsDone=2026-04-19T07:15:16.638029874Z connectDone=2026-04-19T07:15:16.654096507Z gotConn=2026-04-19T07:15:16.654126712Z responseStart=2026-04-19T07:15:16.674248419Z end=0001-01-01T00:00:00Z ts=2026-04-19T07:15:16.825322314Z caller=main.go:119 module=http_2xx target=prometheus.io level=info msg="Response timings for roundtrip" roundtrip=1 start=2026-04-19T07:15:16.674479659Z dnsDone=2026-04-19T07:15:16.7041247Z connectDone=2026-04-19T07:15:16.722565422Z gotConn=2026-04-19T07:15:16.750035196Z responseStart=2026-04-19T07:15:16.788596468Z end=2026-04-19T07:15:16.825266607Z ts=2026-04-19T07:15:16.825569325Z caller=main.go:304 module=http_2xx target=prometheus.io level=info msg="Probe succeeded" duration_seconds=0.217145493 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 0.029444614 # HELP probe_duration_seconds Returns how long the probe took to complete in seconds # TYPE probe_duration_seconds gauge probe_duration_seconds 0.217145493 # 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"} 0.034537577 probe_http_duration_seconds{phase="processing"} 0.058682107 probe_http_duration_seconds{phase="resolve"} 0.059089679000000006 probe_http_duration_seconds{phase="tls"} 0.045911437 probe_http_duration_seconds{phase="transfer"} 0.036670113 # 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 135288 # 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 1.783159903e+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