Logs for the probe: ts=2026-08-12T03:00:55.861331653Z caller=main.go:181 module=http_2xx target=https://vpn.csssr.com level=info msg="Beginning probe" probe=http timeout_seconds=23.5 ts=2026-08-12T03:00:55.861403739Z caller=http.go:328 module=http_2xx target=https://vpn.csssr.com level=info msg="Resolving target address" target=vpn.csssr.com ip_protocol=ip4 ts=2026-08-12T03:00:55.891383627Z caller=http.go:328 module=http_2xx target=https://vpn.csssr.com level=info msg="Resolved target address" target=vpn.csssr.com ip=8.6.112.0 ts=2026-08-12T03:00:55.891423784Z caller=client.go:252 module=http_2xx target=https://vpn.csssr.com level=info msg="Making HTTP request" url=https://8.6.112.0 host=vpn.csssr.com ts=2026-08-12T03:00:56.049167559Z caller=client.go:498 module=http_2xx target=https://vpn.csssr.com level=info msg="Received redirect" location=/signin ts=2026-08-12T03:00:56.049256208Z caller=client.go:252 module=http_2xx target=https://vpn.csssr.com level=info msg="Making HTTP request" url=https://8.6.112.0/signin host=vpn.csssr.com ts=2026-08-12T03:01:15.431568595Z caller=handler.go:120 module=http_2xx target=https://vpn.csssr.com level=info msg="Received HTTP response" status_code=522 ts=2026-08-12T03:01:15.431601835Z caller=handler.go:120 module=http_2xx target=https://vpn.csssr.com level=info msg="Invalid HTTP response status code, wanted 2xx" status_code=522 ts=2026-08-12T03:01:15.431631389Z caller=handler.go:120 module=http_2xx target=https://vpn.csssr.com level=info msg="Response timings for roundtrip" roundtrip=0 start=2026-08-12T03:00:55.891461265Z dnsDone=2026-08-12T03:00:55.891461265Z connectDone=2026-08-12T03:00:55.914131494Z gotConn=2026-08-12T03:00:55.965517131Z responseStart=2026-08-12T03:00:56.049027692Z tlsStart=2026-08-12T03:00:55.914141695Z tlsDone=2026-08-12T03:00:55.965487718Z end=0001-01-01T00:00:00Z ts=2026-08-12T03:01:15.431650671Z caller=handler.go:120 module=http_2xx target=https://vpn.csssr.com level=info msg="Response timings for roundtrip" roundtrip=1 start=2026-08-12T03:00:56.049422224Z dnsDone=2026-08-12T03:00:56.049422224Z connectDone=2026-08-12T03:00:56.072555255Z gotConn=2026-08-12T03:00:56.127181357Z responseStart=2026-08-12T03:01:15.431430837Z tlsStart=2026-08-12T03:00:56.072577457Z tlsDone=2026-08-12T03:00:56.127145165Z end=2026-08-12T03:01:15.431626345Z ts=2026-08-12T03:01:15.431710322Z caller=main.go:181 module=http_2xx target=https://vpn.csssr.com level=error msg="Probe failed" duration_seconds=19.570362201000002 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 0.02997037 # HELP probe_duration_seconds Returns how long the probe took to complete in seconds # TYPE probe_duration_seconds gauge probe_duration_seconds 19.570362201000002 # 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 0 # 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"} 0.045803263 probe_http_duration_seconds{phase="processing"} 19.387760045 probe_http_duration_seconds{phase="resolve"} 0.02997037 probe_http_duration_seconds{phase="tls"} 0.105913739 probe_http_duration_seconds{phase="transfer"} 0.000195511 # 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 522 # HELP probe_http_uncompressed_body_length Length of uncompressed response body # TYPE probe_http_uncompressed_body_length gauge probe_http_uncompressed_body_length 0 # HELP probe_http_version Returns the version of HTTP of the probe response # TYPE probe_http_version gauge probe_http_version 2 # HELP probe_ip_addr_hash Specifies the hash of IP address. It's useful to detect if the IP address changes. # TYPE probe_ip_addr_hash gauge probe_ip_addr_hash 1.946594699e+09 # 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 last SSL chain expiry in unixtime # TYPE probe_ssl_earliest_cert_expiry gauge probe_ssl_earliest_cert_expiry 1.791291152e+09 # HELP probe_ssl_last_chain_expiry_timestamp_seconds Returns last SSL chain expiry in timestamp # TYPE probe_ssl_last_chain_expiry_timestamp_seconds gauge probe_ssl_last_chain_expiry_timestamp_seconds 1.791291152e+09 # HELP probe_ssl_last_chain_info Contains SSL leaf certificate information # TYPE probe_ssl_last_chain_info gauge probe_ssl_last_chain_info{fingerprint_sha256="da96f0edefb16cdf693e7e29393e7894f1bee123744110533a1f642ca762a51b",issuer="CN=WE1,O=Google Trust Services,C=US",subject="CN=csssr.com",subjectalternative="csssr.com,*.csssr.com"} 1 # HELP probe_success Displays whether or not the probe was a success # TYPE probe_success gauge probe_success 0 # HELP probe_tls_version_info Returns the TLS version used or NaN when unknown # TYPE probe_tls_version_info gauge probe_tls_version_info{version="TLS 1.3"} 1 Module configuration: prober: http timeout: 30s http: valid_http_versions: - HTTP/1.1 - HTTP/2.0 preferred_ip_protocol: ip4 ip_protocol_fallback: true method: GET 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