Certificates in Certificate Transparency logs for a domain: recent certs, issuer...

{ "method": "GET", "queryParams": { "domain": "iana.org" }, "type": "http" }

{ "example": { "asOf": "2026-10-21T15:48:31.917Z", "certificateCount": 31, "currentlyValidCount": 30, "degraded": false, "disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.", "domain": "iana.org", "issuers": [ { "count": 11, "name": "Google Trust Services / WE1" }, { "count": 11, "name": "Google Trust Services / WR1" } ], "namesSeen": [ "data.iana.org", "handbook.int.iana.org", "…9 more" ], "namesSeenCount": 13, "namesTruncated": false, "newest": { "id": "17876224635", "issuer": "Google Trust Services / WE1", "nameCount": 1, "notAfter": "2027-01-17T22:49:54.000Z", "notBefore": "2026-10-19T21:49:56.000Z", "revoked": false }, "notChecked": [ "whether any listed host is live", "private CAs (not logged)", "…2 more" ], "reasons": [ "Wildcard certificate names exist (*.iana.org, *.int.iana.org): subdomains under them are not individually listed.", "1 listed certificate(s) are flagged revoked.", "…1 more" ], "recent": [ { "id": "17876224635", "issuer": "Google Trust Services / WE1", "nameCount": 1, "notAfter": "2027-01-17T22:49:54.000Z", "notBefore": "2026-10-19T21:49:56.000Z", "revoked": false }, { "id": "17876223688", "issuer": "Google Trust Services / WR1", "nameCount": 1, "notAfter": "2027-01-17T22:48:44.000Z", "notBefore": "2026-10-19T21:49:47.000Z", "revoked": false } ], "revokedCount": 1, "source": "Cert Spotter (SSLMate) Certificate Transparency search, free tier", "sourceUrl": "https://sslmate.com/certspotter/api/", "summary": "31 logged certificate(s) for iana.org, 30 currently valid, 13 distinct names, newest issued by Google Trust Services / WE1.", "verdict": "CERTIFICATES_FOUND", "wildcardNames": [ "*.iana.org", "*.int.iana.org" ] }, "type": "json" }