Logs for the probe: time=2026-04-15T20:11:48.011Z level=INFO source=handler.go:122 msg="Beginning probe" module=http_2xx target=https://sdf.iot-sontheim.com/ probe=http timeout_seconds=29.5 time=2026-04-15T20:11:48.011Z level=INFO source=utils.go:61 msg="Resolving target address" module=http_2xx target=https://sdf.iot-sontheim.com/ target=sdf.iot-sontheim.com ip_protocol=ip4 time=2026-04-15T20:11:57.033Z level=INFO source=utils.go:74 msg="Resolved target address" module=http_2xx target=https://sdf.iot-sontheim.com/ target=sdf.iot-sontheim.com ip=37.120.174.114 time=2026-04-15T20:11:57.033Z level=INFO source=http.go:153 msg="Making HTTP request" module=http_2xx target=https://sdf.iot-sontheim.com/ url=https://37.120.174.114/ host=sdf.iot-sontheim.com time=2026-04-15T20:11:57.053Z level=INFO source=http.go:381 msg="Received redirect" module=http_2xx target=https://sdf.iot-sontheim.com/ location=devices time=2026-04-15T20:11:57.053Z level=INFO source=http.go:153 msg="Making HTTP request" module=http_2xx target=https://sdf.iot-sontheim.com/ url=https://37.120.174.114/devices host=sdf.iot-sontheim.com time=2026-04-15T20:11:57.075Z level=INFO source=http.go:381 msg="Received redirect" module=http_2xx target=https://sdf.iot-sontheim.com/ location="oidc/authenticate/?next=/devices" time=2026-04-15T20:11:57.075Z level=INFO source=http.go:153 msg="Making HTTP request" module=http_2xx target=https://sdf.iot-sontheim.com/ url="https://37.120.174.114/oidc/authenticate/?next=/devices" host=sdf.iot-sontheim.com time=2026-04-15T20:11:57.103Z level=INFO source=http.go:479 msg="Received HTTP response" module=http_2xx target=https://sdf.iot-sontheim.com/ status_code=500 time=2026-04-15T20:11:57.103Z level=INFO source=http.go:494 msg="Invalid HTTP response status code, wanted 2xx" module=http_2xx target=https://sdf.iot-sontheim.com/ status_code=500 time=2026-04-15T20:11:57.103Z level=INFO source=http.go:601 msg="Response timings for roundtrip" module=http_2xx target=https://sdf.iot-sontheim.com/ roundtrip=0 start=2026-04-15T20:11:57.033Z dnsDone=2026-04-15T20:11:57.033Z connectDone=2026-04-15T20:11:57.034Z gotConn=2026-04-15T20:11:57.047Z responseStart=2026-04-15T20:11:57.053Z tlsStart=2026-04-15T20:11:57.034Z tlsDone=2026-04-15T20:11:57.047Z end=0001-01-01T00:00:00.000Z time=2026-04-15T20:11:57.104Z level=INFO source=http.go:601 msg="Response timings for roundtrip" module=http_2xx target=https://sdf.iot-sontheim.com/ roundtrip=1 start=2026-04-15T20:11:57.053Z dnsDone=2026-04-15T20:11:57.053Z connectDone=2026-04-15T20:11:57.055Z gotConn=2026-04-15T20:11:57.069Z responseStart=2026-04-15T20:11:57.074Z tlsStart=2026-04-15T20:11:57.055Z tlsDone=2026-04-15T20:11:57.069Z end=0001-01-01T00:00:00.000Z time=2026-04-15T20:11:57.104Z level=INFO source=http.go:601 msg="Response timings for roundtrip" module=http_2xx target=https://sdf.iot-sontheim.com/ roundtrip=2 start=2026-04-15T20:11:57.075Z dnsDone=2026-04-15T20:11:57.075Z connectDone=2026-04-15T20:11:57.076Z gotConn=2026-04-15T20:11:57.091Z responseStart=2026-04-15T20:11:57.103Z tlsStart=2026-04-15T20:11:57.076Z tlsDone=2026-04-15T20:11:57.090Z end=2026-04-15T20:11:57.103Z time=2026-04-15T20:11:57.104Z level=ERROR source=handler.go:135 msg="Probe failed" module=http_2xx target=https://sdf.iot-sontheim.com/ duration_seconds=9.092918056 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 9.021487676 # HELP probe_duration_seconds Returns how long the probe took to complete in seconds # TYPE probe_duration_seconds gauge probe_duration_seconds 9.092918056 # 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"} 0.003586724 probe_http_duration_seconds{phase="processing"} 0.023120334 probe_http_duration_seconds{phase="resolve"} 9.021487676 probe_http_duration_seconds{phase="tls"} 0.040739946 probe_http_duration_seconds{phase="transfer"} 0.000445917 # HELP probe_http_redirects The number of redirects # TYPE probe_http_redirects gauge probe_http_redirects 2 # 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 500 # HELP probe_http_uncompressed_body_length Length of uncompressed response body # TYPE probe_http_uncompressed_body_length gauge probe_http_uncompressed_body_length 145 # 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 3.32602224e+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 1.782892987e+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 1.782892987e+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="dab3fcbd16b0cfb94a8c421ba047492df5c43978bec5be4ce48cc9fe28818f0d",issuer="CN=R13,O=Let's Encrypt,C=US",serialnumber="05ca65dfeb5e043cafd99a04fc46b29bdba9",subject="CN=*.iot-sontheim.com",subjectalternative="*.iot-sontheim.com"} 1 # HELP probe_success Displays whether or not the probe was a success # TYPE probe_success gauge probe_success 0 # HELP probe_tls_cipher_info Returns the TLS cipher negotiated during handshake # TYPE probe_tls_cipher_info gauge probe_tls_cipher_info{cipher="TLS_AES_128_GCM_SHA256"} 1 # 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 fail_if_not_ssl: 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