Logs for the probe:
ts=2026-09-03T19:45:22.739975028Z caller=main.go:190 module=http_2xx target=https://ei-api.solz.me level=info msg="Beginning probe" probe=http timeout_seconds=20
ts=2026-09-03T19:45:22.740103728Z caller=http.go:328 module=http_2xx target=https://ei-api.solz.me level=info msg="Resolving target address" target=ei-api.solz.me ip_protocol=ip4
ts=2026-09-03T19:45:22.886478392Z caller=http.go:328 module=http_2xx target=https://ei-api.solz.me level=info msg="Resolved target address" target=ei-api.solz.me ip=104.21.58.59
ts=2026-09-03T19:45:22.886578082Z caller=client.go:259 module=http_2xx target=https://ei-api.solz.me level=info msg="Making HTTP request" url=https://104.21.58.59 host=ei-api.solz.me
ts=2026-09-03T19:45:23.237511557Z caller=handler.go:119 module=http_2xx target=https://ei-api.solz.me level=info msg="Received HTTP response" status_code=502
ts=2026-09-03T19:45:23.237563237Z caller=handler.go:119 module=http_2xx target=https://ei-api.solz.me level=info msg="Invalid HTTP response status code" status_code=502 valid_status_codes="[200 301 302 303 307 308]"
ts=2026-09-03T19:45:23.237590757Z caller=handler.go:119 module=http_2xx target=https://ei-api.solz.me level=info msg="Response timings for roundtrip" roundtrip=0 start=2026-09-03T19:45:22.886655462Z dnsDone=2026-09-03T19:45:22.886655462Z connectDone=2026-09-03T19:45:22.949715308Z gotConn=2026-09-03T19:45:23.020690801Z responseStart=2026-09-03T19:45:23.237456037Z tlsStart=2026-09-03T19:45:22.949749728Z tlsDone=2026-09-03T19:45:23.020595601Z end=2026-09-03T19:45:23.237578797Z
ts=2026-09-03T19:45:23.237650188Z caller=main.go:190 module=http_2xx target=https://ei-api.solz.me level=error msg="Probe failed" duration_seconds=0.49764036



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 0.146402484
# HELP probe_duration_seconds Returns how long the probe took to complete in seconds
# TYPE probe_duration_seconds gauge
probe_duration_seconds 0.49764036
# 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 16
# 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"} 0.063059846
probe_http_duration_seconds{phase="processing"} 0.216765216
probe_http_duration_seconds{phase="resolve"} 0.146402484
probe_http_duration_seconds{phase="tls"} 0.070845883
probe_http_duration_seconds{phase="transfer"} 0.00012276
# HELP probe_http_redirects The number of redirects
# TYPE probe_http_redirects gauge
probe_http_redirects 0
# 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 502
# HELP probe_http_uncompressed_body_length Length of uncompressed response body
# TYPE probe_http_uncompressed_body_length gauge
probe_http_uncompressed_body_length 16
# 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 1.030404285e+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 1.793914441e+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 1.793914441e+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="911026674d26fc22c20b54bf27f96be6ae2b7e3d7749c691540dbc4318561978",issuer="CN=WE1,O=Google Trust Services,C=US",subject="CN=solz.me",subjectalternative="solz.me,*.solz.me"} 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: 20s
http:
  valid_status_codes:
  - 200
  - 301
  - 302
  - 303
  - 307
  - 308
  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