{"slug":"agentsvc-io-api-v1-proxy-ssl-check-551427","title":"Inspect SSL/TLS certificate for any domain","host":"agentsvc.io","method":"POST","resource":"https://agentsvc.io/api/v1/proxy/ssl-check","category":"other","description":"Inspect SSL/TLS certificate for any domain. Returns valid boolean, days_remaining, issuer, valid_from, valid_to, subject_alt_names (SANs), fingerprint_sha256, and protocol version. Default port 443. Use for certificate expiry monitoring, security audits, or HTTPS verification.","price_listed":0.009,"price_asked":0.009,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":954,"reported_calls_30d":11,"reported_payers_30d":3,"networks":["eip155:137","eip155:42161","eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"domain":"github.com"},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"properties":{"domain":{"description":"Domain to check SSL for (e.g. 'github.com', 'api.example.com'). Do not include https://","type":"string"},"port":{"default":443,"description":"Port to check (default: 443)","type":"integer"}},"required":["domain"]},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"properties":{"data":{"properties":{"days_remaining":{"description":"Number of days until certificate expires (negative = already expired)","type":"integer"},"domain":{"description":"The checked domain","type":"string"},"fingerprint_sha256":{"description":"SHA-256 fingerprint of the certificate","type":"string"},"issuer":{"description":"Certificate issuer organization","type":"string"},"port":{"description":"The port that was checked","type":"integer"},"protocol":{"description":"TLS protocol version in use (e.g. TLSv1.3)","type":"string"},"serial_number":{"description":"Certificate serial number (hex)","type":"string"},"subject":{"description":"Certificate subject (CN=...)","type":"string"},"subject_alt_names":{"description":"Subject Alternative Names the cert is valid for","items":{"type":"string"},"type":"array"},"valid":{"description":"true if certificate is currently valid and not expired","type":"boolean"},"valid_from":{"description":"Certificate valid-from date (ISO 8601)","format":"date-time","type":"string"},"valid_to":{"description":"Certificate expiry date (ISO 8601)","format":"date-time","type":"string"}},"required":["domain","port","valid","days_remaining"],"type":"object"},"success":{"type":"boolean"}},"required":["success","data"],"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-10-10","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.009,"price_match":true,"latency_ms":954,"error":null}],"description_full":"Inspect SSL/TLS certificate for any domain. Returns valid boolean, days_remaining, issuer, valid_from, valid_to, subject_alt_names (SANs), fingerprint_sha256, and protocol version. Default port 443. Use for certificate expiry monitoring, security audits, or HTTPS verification.","last_updated":"2026-10-10T09:08:05.249Z","schemes":["exact"]}