{"domain":"gatech.edu","port":443,"address":"151.101.130.216","resolved_addresses":["151.101.130.216","151.101.66.216","151.101.194.216","151.101.2.216"],"verified":true,"verification":"Certificate chain, hostname and dates verified using this server\u2019s CA store.","verification_error":null,"certificate":{"subject":{"CN":"gatech.edu"},"issuer":{"C":"US","O":"Let's Encrypt","CN":"YR1"},"serial":"060392C5736AC9AD9209F915B776DAE6F081","version":3,"valid_from":"2026-09-19T11:30:50+00:00","valid_to":"2026-12-18T11:30:49+00:00","validity":"valid_period","days_remaining":40,"san":"DNS:gatech.edu, DNS:main-bvxea6i-getk44zzqedvw.us.platformsh.site, DNS:upsun-main.gatech.edu, DNS:www.gatech.edu, DNS:www.upsun-main.gatech.edu","signature":"RSA-SHA256","sha256":"D6:A2:E6:04:7D:F6:B0:F7:9C:FF:41:53:B7:AC:B6:87:71:33:72:0F:72:C0:55:1A:B3:F9:C2:0E:52:0C:AD:A2","key_type":"RSA","key_bits":2048,"curve":null,"extensions":{"keyUsage":"Digital Signature, Key Encipherment","extendedKeyUsage":"TLS Web Server Authentication","basicConstraints":"CA:FALSE","subjectKeyIdentifier":"E4:BF:A1:54:4E:24:8D:9A:2F:78:5B:75:88:16:6B:FC:5C:B2:AE:33","authorityKeyIdentifier":"1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB","authorityInfoAccess":"CA Issuers - URI:http://yr1.i.lencr.org/","subjectAltName":"DNS:gatech.edu, DNS:main-bvxea6i-getk44zzqedvw.us.platformsh.site, DNS:upsun-main.gatech.edu, DNS:www.gatech.edu, DNS:www.upsun-main.gatech.edu","certificatePolicies":"Policy: 2.23.140.1.2.1","crlDistributionPoints":"Full Name:\n  URI:http://yr1.c.lencr.org/2.crl\n","ct_precert_scts":"Signed Certificate Timestamp:\n    Version   : v1 (0x0)\n    Log ID    : D8:09:55:3B:94:4F:7A:FF:C8:16:19:6F:94:4F:85:AB:\n                B0:F8:FC:5E:87:55:26:0F:15:D1:2E:72:BB:45:4B:14\n    Timestamp : Sep 19 12:29:20.842 2026 GMT\n    Extensions: none\n    Signature : ecdsa-with-SHA256\n                30:44:02:20:6F:AE:83:62:3A:9B:E2:6D:12:D6:BE:CE:\n                B8:F9:CD:66:3A:3B:7F:FB:8C:67:5A:1D:F9:9C:49:4B:\n                7C:F5:5F:D3:02:20:72:1D:03:4A:1E:35:FE:FE:B5:C0:\n                44:08:74:9F:94:F2:24:C3:D3:E4:8D:39:FC:55:B7:C7:\n                91:04:15:92:3C:83\nSigned Certificate Timestamp:\n    Version   : v1 (0x0)\n    Log ID    : 8E:CA:47:0B:AC:DE:6A:F3:A2:06:B0:A4:7A:84:B7:46:\n                FE:1F:C6:BF:95:3E:25:E6:9B:4E:E4:02:48:F3:C6:E8\n    Timestamp : Sep 19 12:29:20.862 2026 GMT\n    Extensions: 00:00:05:00:0F:BC:62:83\n    Signature : ecdsa-with-SHA256\n                30:45:02:20:1A:91:5C:31:21:B2:A6:38:FA:C9:C0:F0:\n                F1:CC:DD:6A:82:EC:10:B9:DE:FA:6D:AA:91:B2:92:BB:\n                3B:FC:BC:EA:02:21:00:CF:54:60:F9:E4:0F:0A:E8:68:\n                3A:02:85:86:8B:F5:66:44:EA:D0:6F:A3:D2:2A:01:00:\n                98:DD:2C:4B:3B:C8:BC"},"pem":"-----BEGIN CERTIFICATE-----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\nAwF34+LSUREEbdGOWlYasDsFaNaCIMKmkOx6qRk8Zfq1CQ==\n-----END CERTIFICATE-----\n"},"chain":[{"subject":{"C":"US","O":"Let's Encrypt","CN":"YR1"},"issuer":{"C":"US","O":"ISRG","CN":"Root YR"},"serial":"A20253F15F2691C05DC1CE13B9BCCA4E","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":665,"san":"","signature":"RSA-SHA256","sha256":"13:94:96:34:D9:9C:D6:FD:6A:A8:0B:C0:34:FE:FA:CC:EB:19:69:FE:EF:98:65:86:71:3E:CD:BB:05:75:8D:3F","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":"1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB","authorityKeyIdentifier":"DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94","authorityInfoAccess":"CA Issuers - URI:http://yr.i.lencr.org/","certificatePolicies":"Policy: 2.23.140.1.2.1","crlDistributionPoints":"Full Name:\n  URI:http://yr.c.lencr.org/\n"},"pem":"-----BEGIN CERTIFICATE-----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\n-----END CERTIFICATE-----\n"},{"subject":{"C":"US","O":"ISRG","CN":"Root YR"},"issuer":{"C":"US","O":"Internet Security Research Group","CN":"ISRG Root X1"},"serial":"F24B6D17F9D9AD7CB1C9FEA78782699F","version":3,"valid_from":"2026-05-13T00:00:00+00:00","valid_to":"2032-09-02T23:59:59+00:00","validity":"valid_period","days_remaining":2126,"san":"","signature":"RSA-SHA256","sha256":"07:26:39:D0:B1:40:D5:BF:FA:E1:6A:D9:C3:F6:CC:60:86:04:06:21:F5:1E:E6:1A:6D:46:A8:91:5C:07:CF:76","key_type":"RSA","key_bits":4096,"curve":null,"extensions":{"keyUsage":"Certificate Sign, CRL Sign","extendedKeyUsage":"TLS Web Server Authentication","basicConstraints":"CA:TRUE","subjectKeyIdentifier":"DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94","authorityKeyIdentifier":"79:B4:59:E6:7B:B6:E5:E4:01:73:80:08:88:C8:1A:58:F6:E9:9B:6E","authorityInfoAccess":"CA Issuers - 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":"151.101.130.216","verified":true,"error":null}],"checked_at":"2026-11-07T20:56:57+00:00","resolver":"Public DNS resolver","scope":"One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan."}