{"domain":"exlibrisgroup.com","port":443,"address":"23.185.0.4","resolved_addresses":["23.185.0.4","2620:12a:8001::4","2620:12a:8000::4"],"verified":true,"verification":"Certificate chain, hostname and dates verified using this server\u2019s CA store.","verification_error":null,"certificate":{"subject":{"CN":"exlibrisgroup.com"},"issuer":{"C":"US","O":"Let's Encrypt","CN":"YR2"},"serial":"06D024BC5F3AB4B43226D34E3E4FE1A3B900","version":3,"valid_from":"2026-09-07T20:28:19+00:00","valid_to":"2026-12-06T20:28:18+00:00","validity":"valid_period","days_remaining":60,"san":"DNS:exlibrisgroup.com, DNS:www.exlibrisgroup.com","signature":"RSA-SHA256","sha256":"DD:F1:C4:0A:FC:B7:39:AB:B8:24:61:8C:7B:3E:7B:8C:AD:BD:E6:62:11:9D:F1:36:E8:CD:34:47:16:6D:75:4E","key_type":"RSA","key_bits":2048,"curve":null,"extensions":{"keyUsage":"Digital Signature, Key Encipherment","extendedKeyUsage":"TLS Web Server Authentication","basicConstraints":"CA:FALSE","subjectKeyIdentifier":"82:A2:6F:3D:56:4C:73:96:35:D8:22:5B:EE:7F:EB:85:37:C6:A2:78","authorityKeyIdentifier":"40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C","authorityInfoAccess":"CA Issuers - URI:http://yr2.i.lencr.org/","subjectAltName":"DNS:exlibrisgroup.com, DNS:www.exlibrisgroup.com","certificatePolicies":"Policy: 2.23.140.1.2.1","crlDistributionPoints":"Full Name:\n  URI:http://yr2.c.lencr.org/1.crl\n","ct_precert_scts":"Signed Certificate Timestamp:\n    Version   : v1 (0x0)\n    Log ID    : C8:A3:C4:7F:C7:B3:AD:B9:35:6B:01:3F:6A:7A:12:6D:\n                E3:3A:4E:43:A5:C6:46:F9:97:AD:39:75:99:1D:CF:9A\n    Timestamp : Sep  7 21:26:49.263 2026 GMT\n    Extensions: none\n    Signature : ecdsa-with-SHA256\n                30:45:02:21:00:FB:10:93:9B:20:1F:1D:58:39:48:17:\n                51:BB:AA:13:8B:74:C8:B9:40:A2:C6:71:98:76:79:01:\n                E9:AD:01:67:68:02:20:5D:06:76:50:A8:DC:7D:A5:35:\n                23:7B:ED:DD:6F:42:A6:2B:AD:EC:BE:20:BF:CC:E6:2A:\n                E0:8B:C5:D5:EA:5F: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 : Sep  7 21:26:49.363 2026 GMT\n    Extensions: 00:00:05:00:3D:BA:27:63\n    Signature : ecdsa-with-SHA256\n                30:46:02:21:00:C2:1D:0F:3A:B6:F3:24:13:5B:34:9C:\n                C6:83:58:E6:CA:A6:5B:E6:51:6C:A8:6B:C0:C7:A6:25:\n                F1:1D:A6:02:DF:02:21:00:B4:2D:38:EA:DB:91:59:08:\n                9A:EC:EF:FC:64:D9:C1:65:91:9F:5F:A3:E9:57:E3:6B:\n                57:FE:C9:24:34:94:08:8B"},"pem":"-----BEGIN CERTIFICATE-----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\nUJn6Ys0vfQ==\n-----END CERTIFICATE-----\n"},"chain":[{"subject":{"C":"US","O":"Let's Encrypt","CN":"YR2"},"issuer":{"C":"US","O":"ISRG","CN":"Root YR"},"serial":"4EBD24947E24D394802D84A52FD5B319","version":3,"valid_from":"2025-09-03T00:00:00+00:00","valid_to":"2028-09-02T23:59:59+00:00","validity":"valid_period","days_remaining":696,"san":"","signature":"RSA-SHA256","sha256":"23:8B:85:A0:09:9C:65:B9:70:47:7D:57:24:F1:A1:D4:75:CE:50:58:CF:FE:4E:FA:87:33:89:9B:DB:86:3C:47","key_type":"RSA","key_bits":2048,"curve":null,"extensions":{"keyUsage":"Digital Signature, Certificate Sign, CRL Sign","extendedKeyUsage":"TLS Web Server Authentication","basicConstraints":"CA:TRUE, pathlen:0","subjectKeyIdentifier":"40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C","authorityKeyIdentifier":"DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94","authorityInfoAccess":"CA Issuers - 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URI:http://x1.i.lencr.org/","certificatePolicies":"Policy: 2.23.140.1.2.1","crlDistributionPoints":"Full Name:\n  URI:http://x1.c.lencr.org/\n"},"pem":"-----BEGIN CERTIFICATE-----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\nyDFx8r7i9vIJU5HS3moZLkYWAOilMaV9N56A9Bgb6dNcHkvg3NoaYA==\n-----END CERTIFICATE-----\n"}],"protocol":"TLSv1.3","cipher":"TLS_AES_128_GCM_SHA256","cipher_bits":128,"warnings":[],"attempts":[{"address":"23.185.0.4","verified":true,"error":null}],"checked_at":"2026-10-07T11:37:16+00:00","resolver":"Public DNS resolver","scope":"One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan."}