{"domain":"atmail.com","port":443,"address":"172.66.40.35","resolved_addresses":["172.66.40.35","172.66.43.221","2606:4700:3108::ac42:2823","2606:4700:3108::ac42:2bdd"],"verified":true,"verification":"Certificate chain, hostname and dates verified using this server\u2019s CA store.","verification_error":null,"certificate":{"subject":{"CN":"*.atmail.com"},"issuer":{"C":"US","O":"DigiCert Inc","OU":"www.digicert.com","CN":"RapidSSL TLS RSA CA G1"},"serial":"0DC9DCC1E121303D358BB69FA86FEDFA","version":3,"valid_from":"2025-10-20T00:00:00+00:00","valid_to":"2026-11-20T23:59:59+00:00","validity":"valid_period","days_remaining":47,"san":"DNS:*.atmail.com, DNS:atmail.com","signature":"RSA-SHA256","sha256":"3C:49:D6:AB:0B:8C:18:25:D5:00:3A:28:0C:61:12:5F:6D:80:CF:23:2C:65:24:5F:1D:DB:0F:96:B9:26:DF:C0","key_type":"RSA","key_bits":2048,"curve":null,"extensions":{"authorityKeyIdentifier":"0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38","subjectKeyIdentifier":"48:13:4B:55:05:90:11:C8:4B:A5:F9:59:CC:31:75:3E:4D:B0:A7:B1","subjectAltName":"DNS:*.atmail.com, DNS:atmail.com","certificatePolicies":"Policy: 2.23.140.1.2.1\n  CPS: http://www.digicert.com/CPS","keyUsage":"Digital Signature, Key Encipherment","extendedKeyUsage":"TLS Web Server Authentication","crlDistributionPoints":"Full Name:\n  URI:http://cdp.rapidssl.com/RapidSSLTLSRSACAG1.crl\n","authorityInfoAccess":"OCSP - URI:http://status.rapidssl.com\nCA Issuers - URI:http://cacerts.rapidssl.com/RapidSSLTLSRSACAG1.crt","basicConstraints":"CA:FALSE","ct_precert_scts":"Signed Certificate Timestamp:\n    Version   : v1 (0x0)\n    Log ID    : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9:\n                82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77\n    Timestamp : Oct 20 06:43:44.694 2025 GMT\n    Extensions: none\n    Signature : ecdsa-with-SHA256\n                30:44:02:20:16:40:99:0C:9F:D1:B3:4E:5D:FD:D7:B0:\n                91:68:B4:3E:7C:40:68:9B:7F:76:3B:28:AE:22:74:AF:\n                9D:D8:53:DB:02:20:1B:D2:B5:94:95:7D:90:AB:35:99:\n                39:0F:B8:71:2E:ED:EE:01:58:E3:53:A7:6D:BB:B6:0C:\n                CE:2E:59:88:94:BA\nSigned 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 : Oct 20 06:43:44.628 2025 GMT\n    Extensions: none\n    Signature : ecdsa-with-SHA256\n                30:45:02:21:00:F7:F5:00:B6:7A:0B:62:A9:30:4A:FA:\n                9B:E8:AB:66:4F:C6:EA:7D:BD:23:88:4A:62:BC:3D:43:\n                AA:CF:BA:10:68:02:20:02:50:0E:2D:F6:D5:21:EE:80:\n                3C:F4:93:23:8C:23:AF:0B:76:1B:25:4E:7C:38:0B:F1:\n                02:C1:99:98:47:0E:CA\nSigned Certificate Timestamp:\n    Version   : v1 (0x0)\n    Log ID    : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65:\n                01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8\n    Timestamp : Oct 20 06:43:44.649 2025 GMT\n    Extensions: none\n    Signature : ecdsa-with-SHA256\n                30:45:02:21:00:C2:EF:E8:71:99:95:CE:12:7D:AF:2F:\n                21:1C:D0:7D:96:77:FA:D6:CF:0E:FF:98:74:58:56:B3:\n                49:92:AD:BB:FF:02:20:23:D6:D2:A3:49:F0:3C:4B:5F:\n                32:F7:8C:C8:C4:5C:74:B5:A0:BE:21:54:99:50:04:EF:\n                A0:12:9A:F4:DD:5B:12"},"pem":"-----BEGIN 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CERTIFICATE-----\n"},"chain":[{"subject":{"C":"US","O":"DigiCert Inc","OU":"www.digicert.com","CN":"RapidSSL TLS RSA CA G1"},"issuer":{"C":"US","O":"DigiCert Inc","OU":"www.digicert.com","CN":"DigiCert Global Root G2"},"serial":"0B259422CED9812A15A04E99528A0EFA","version":3,"valid_from":"2017-11-02T12:24:33+00:00","valid_to":"2027-11-02T12:24:33+00:00","validity":"valid_period","days_remaining":393,"san":"","signature":"RSA-SHA256","sha256":"44:22:E9:63:EE:53:CD:58:CC:9F:85:CD:40:BF:5F:FE:C0:09:5F:DF:1A:15:45:35:66:1C:1C:06:BC:AD:C6:9B","key_type":"RSA","key_bits":2048,"curve":null,"extensions":{"subjectKeyIdentifier":"0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38","authorityKeyIdentifier":"4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39","keyUsage":"Digital Signature, Certificate Sign, CRL Sign","extendedKeyUsage":"TLS Web Server Authentication, TLS Web Client Authentication","basicConstraints":"CA:TRUE, pathlen:0","authorityInfoAccess":"OCSP - 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CERTIFICATE-----\n"},{"subject":{"C":"US","O":"DigiCert Inc","OU":"www.digicert.com","CN":"DigiCert Global Root G2"},"issuer":{"C":"US","O":"DigiCert Inc","OU":"www.digicert.com","CN":"DigiCert Global Root CA"},"serial":"0FE032AB844D033106C50C8E13C8B068","version":3,"valid_from":"2024-01-18T00:00:00+00:00","valid_to":"2031-11-09T23:59:59+00:00","validity":"valid_period","days_remaining":1862,"san":"","signature":"RSA-SHA256","sha256":"79:D5:7B:15:DF:A6:5C:28:70:EA:FE:11:B6:37:76:59:09:CF:E9:37:B4:9C:15:CE:7F:19:40:30:CA:B3:95:AD","key_type":"RSA","key_bits":2048,"curve":null,"extensions":{"basicConstraints":"CA:TRUE","subjectKeyIdentifier":"4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39","authorityKeyIdentifier":"03:DE:50:35:56:D1:4C:BB:66:F0:A3:E2:1B:1B:C3:97:B2:3D:D1:55","keyUsage":"Digital Signature, Certificate Sign, CRL Sign","authorityInfoAccess":"OCSP - URI:http://ocsp.digicert.cn\nCA Issuers - 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CERTIFICATE-----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\npbo=\n-----END CERTIFICATE-----\n"}],"protocol":"TLSv1.3","cipher":"TLS_AES_128_GCM_SHA256","cipher_bits":128,"warnings":[],"attempts":[{"address":"172.66.40.35","verified":true,"error":null}],"checked_at":"2026-10-04T15:25:50+00:00","resolver":"Public DNS resolver","scope":"One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan."}