{"domain":"mx4.celestial.com","port":443,"address":"54.186.146.59","resolved_addresses":["54.186.146.59"],"verified":false,"verification":"Certificate verification failed","verification_error":"SSL operation failed with code 1. OpenSSL Error messages:\nerror:0A000086:SSL routines::certificate verify failed","certificate":{"subject":{"CN":"lists.celestial.com"},"issuer":{"C":"US","O":"Let's Encrypt","CN":"YE2"},"serial":"05CB9C3759CEE7838A60CB1AADE1B110C298","version":3,"valid_from":"2026-08-29T23:34:33+00:00","valid_to":"2026-11-27T23:34:32+00:00","validity":"valid_period","days_remaining":50,"san":"DNS:lists.celestial.com, DNS:mailman.celestial.com, DNS:mx4.celestial.com","signature":"ecdsa-with-SHA384","sha256":"AC:21:8D:DA:43:E6:A3:18:FF:E6:BB:63:B1:E9:73:6D:2D:3A:DE:CC:75:B4:40:16:75:47:F5:78:1C:B8:77:72","key_type":"EC","key_bits":256,"curve":"prime256v1","extensions":{"keyUsage":"Digital Signature","extendedKeyUsage":"TLS Web Server Authentication","basicConstraints":"CA:FALSE","subjectKeyIdentifier":"61:F8:ED:A0:50:A0:32:33:48:AE:57:D6:83:70:B2:5E:41:90:99:F0","authorityKeyIdentifier":"B9:59:F2:8E:CF:22:F0:86:D3:37:48:FF:76:14:18:BA:82:D8:55:87","authorityInfoAccess":"CA Issuers - URI:http://ye2.i.lencr.org/","subjectAltName":"DNS:lists.celestial.com, DNS:mailman.celestial.com, DNS:mx4.celestial.com","certificatePolicies":"Policy: 2.23.140.1.2.1","crlDistributionPoints":"Full Name:\n  URI:http://ye2.c.lencr.org/25.crl\n","ct_precert_scts":"Signed Certificate Timestamp:\n    Version   : v1 (0x0)\n    Log ID    : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB:\n                C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD\n    Timestamp : Aug 30 00:33:03.275 2026 GMT\n    Extensions: none\n    Signature : ecdsa-with-SHA256\n                30:44:02:20:64:EB:7A:F4:F8:3D:4D:04:B9:85:2F:94:\n                8E:8F:4E:97:5E:92:15:13:C9:88:13:51:8D:47:1B:AD:\n                19:C3:C6:22:02:20:23:85:CC:C5:8A:C2:1A:C0:60:1D:\n                2A:27:FC:D8:70:BC:2F:65:B6:F7:5A:FA:1A:E2:76:B6:\n                1B:7A:FF:01:D0:96\nSigned Certificate Timestamp:\n    Version   : v1 (0x0)\n    Log ID    : 1A:8B:9D:6B:0F:FE:BF:81:B4:79:39:C6:D2:31:0A:86:\n                D6:D1:02:D4:F0:46:E2:18:2C:9D:E3:5F:5E:26:25:EF\n    Timestamp : Aug 30 00:33:04.377 2026 GMT\n    Extensions: 00:00:05:00:3A:2C:EE:AC\n    Signature : ecdsa-with-SHA256\n                30:45:02:21:00:A6:CE:2C:7F:BA:11:99:E0:88:07:B1:\n                4B:C5:C6:5E:A0:63:00:4B:34:65:49:BC:23:B0:DD:63:\n                FC:28:15:AD:41:02:20:21:7D:35:49:76:B8:8D:00:1A:\n                78:0A:30:7C:07:DA:9A:6C:1F:F5:70:1E:E4:19:44:F3:\n                21:1B:85:3C:FD:07:95"},"pem":"-----BEGIN CERTIFICATE-----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\nnA==\n-----END CERTIFICATE-----\n"},"chain":[],"protocol":"TLSv1.2","cipher":"ECDHE-ECDSA-AES128-GCM-SHA256","cipher_bits":128,"warnings":["Certificate verification failed. These are unverified certificate details presented by the server. SSL operation failed with code 1. OpenSSL Error messages:\nerror:0A000086:SSL routines::certificate verify failed"],"attempts":[{"address":"54.186.146.59","verified":false,"error":"SSL operation failed with code 1. OpenSSL Error messages:\nerror:0A000086:SSL routines::certificate verify failed"}],"checked_at":"2026-10-08T03:11:23+00:00","resolver":"Public DNS resolver","scope":"One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan."}