{"domain":"zayo.com","port":443,"address":"104.16.4.111","resolved_addresses":["104.16.4.111","104.16.3.111","2606:4700::6810:46f","2606:4700::6810:36f"],"verified":true,"verification":"Certificate chain, hostname and dates verified using this server\u2019s CA store.","verification_error":null,"certificate":{"subject":{"CN":"zayo.com"},"issuer":{"C":"US","O":"Google Trust Services","CN":"WE1"},"serial":"D723F42616D5D1B50E8EB6D48A07D7B5","version":3,"valid_from":"2026-09-05T03:43:44+00:00","valid_to":"2026-12-04T04:43:39+00:00","validity":"valid_period","days_remaining":67,"san":"DNS:zayo.com, DNS:*.zayo.com","signature":"ecdsa-with-SHA256","sha256":"74:4C:53:EE:00:BD:F7:6A:7E:0E:F6:EA:5F:52:3F:AA:55:37:77:1E:30:9B:8D:82:11:64:04:7D:36:0B:03:41","key_type":"EC","key_bits":256,"curve":"prime256v1","extensions":{"keyUsage":"Digital Signature","extendedKeyUsage":"TLS Web Server Authentication","basicConstraints":"CA:FALSE","subjectKeyIdentifier":"9B:C0:35:15:B1:9A:69:77:6B:83:11:CB:D9:6E:AB:7A:76:E1:10:02","authorityKeyIdentifier":"90:77:92:35:67:C4:FF:A8:CC:A9:E6:7B:D9:80:79:7B:CC:93:F9:38","authorityInfoAccess":"CA Issuers - URI:http://i.pki.goog/we1.crt","subjectAltName":"DNS:zayo.com, DNS:*.zayo.com","certificatePolicies":"Policy: 2.23.140.1.2.1","crlDistributionPoints":"Full Name:\n  URI:http://c.pki.goog/we1/ej_XRXkR_uU.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 : Sep  5 04:43:45.142 2026 GMT\n    Extensions: none\n    Signature : ecdsa-with-SHA256\n                30:45:02:21:00:DC:1E:46:3F:F9:25:B0:A7:C0:62:0D:\n                F0:0C:BE:35:37:44:E4:7F:7D:F6:DE:71:9B:A3:37:40:\n                B7:46:41:37:5F:02:20:07:31:CA:2C:10:CA:73:1D:CB:\n                D7:39:C7:33:B7:1D:75:9A:57:C7:90:19:3B:99:8F:38:\n                69:A7:FD:70:8A:2B:D5\nSigned 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 : Sep  5 04:43:45.118 2026 GMT\n    Extensions: none\n    Signature : ecdsa-with-SHA256\n                30:44:02:20:4B:27:C0:9E:74:F9:96:11:AB:59:97:20:\n                C9:53:06:F3:E7:58:21:C2:88:E0:81:05:21:03:B6:E8:\n                47:78:87:B3:02:20:0A:9C:11:50:B3:6F:5F:8C:2E:A4:\n                28:D2:C9:D9:B6:4E:A7:02:42:D8:68:66:6B:A7:B5:EB:\n                17:FD:38:20:00:CC"},"pem":"-----BEGIN CERTIFICATE-----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\nKAF5CdrvqHN5cWiNTlZB4MiC7fVOVg==\n-----END CERTIFICATE-----\n"},"chain":[{"subject":{"C":"US","O":"Google Trust Services","CN":"WE1"},"issuer":{"C":"US","O":"Google Trust Services LLC","CN":"GTS Root R4"},"serial":"7FF31977972C224A76155D13B6D685E3","version":3,"valid_from":"2023-12-13T09:00:00+00:00","valid_to":"2029-02-20T14:00:00+00:00","validity":"valid_period","days_remaining":876,"san":"","signature":"ecdsa-with-SHA384","sha256":"1D:FC:16:05:FB:AD:35:8D:8B:C8:44:F7:6D:15:20:3F:AC:9C:A5:C1:A7:9F:D4:85:7F:FA:F2:86:4F:BE:BF:96","key_type":"EC","key_bits":256,"curve":"prime256v1","extensions":{"keyUsage":"Digital Signature, Certificate Sign, CRL Sign","extendedKeyUsage":"TLS Web Server Authentication, TLS Web Client Authentication","basicConstraints":"CA:TRUE, pathlen:0","subjectKeyIdentifier":"90:77:92:35:67:C4:FF:A8:CC:A9:E6:7B:D9:80:79:7B:CC:93:F9:38","authorityKeyIdentifier":"80:4C:D6:EB:74:FF:49:36:A3:D5:D8:FC:B5:3E:C5:6A:F0:94:1D:8C","authorityInfoAccess":"CA Issuers - URI:http://i.pki.goog/r4.crt","crlDistributionPoints":"Full Name:\n  URI:http://c.pki.goog/r/r4.crl\n","certificatePolicies":"Policy: 2.23.140.1.2.1"},"pem":"-----BEGIN CERTIFICATE-----\nMIICnzCCAiWgAwIBAgIQf/MZd5csIkp2FV0TttaF4zAKBggqhkjOPQQDAzBHMQsw\nCQYDVQQGEwJVUzEiMCAGA1UEChMZR29vZ2xlIFRydXN0IFNlcnZpY2VzIExMQzEU\nMBIGA1UEAxMLR1RTIFJvb3QgUjQwHhcNMjMxMjEzMDkwMDAwWhcNMjkwMjIwMTQw\nMDAwWjA7MQswCQYDVQQGEwJVUzEeMBwGA1UEChMVR29vZ2xlIFRydXN0IFNlcnZp\nY2VzMQwwCgYDVQQDEwNXRTEwWTATBgcqhkjOPQIBBggqhkjOPQMBBwNCAARvzTr+\nZ1dHTCEDhUDCR127WEcPQMFcF4XGGTfn1XzthkubgdnXGhOlCgP4mMTG6J7/EFmP\nLCaY9eYmJbsPAvpWo4H+MIH7MA4GA1UdDwEB/wQEAwIBhjAdBgNVHSUEFjAUBggr\nBgEFBQcDAQYIKwYBBQUHAwIwEgYDVR0TAQH/BAgwBgEB/wIBADAdBgNVHQ4EFgQU\nkHeSNWfE/6jMqeZ72YB5e8yT+TgwHwYDVR0jBBgwFoAUgEzW63T/STaj1dj8tT7F\navCUHYwwNAYIKwYBBQUHAQEEKDAmMCQGCCsGAQUFBzAChhhodHRwOi8vaS5wa2ku\nZ29vZy9yNC5jcnQwKwYDVR0fBCQwIjAgoB6gHIYaaHR0cDovL2MucGtpLmdvb2cv\nci9yNC5jcmwwEwYDVR0gBAwwCjAIBgZngQwBAgEwCgYIKoZIzj0EAwMDaAAwZQIx\nAOcCq1HW90OVznX+0RGU1cxAQXomvtgM8zItPZCuFQ8jSBJSjz5keROv9aYsAm5V\nsQIwJonMaAFi54mrfhfoFNZEfuNMSQ6/bIBiNLiyoX46FohQvKeIoJ99cx7sUkFN\n7uJW\n-----END CERTIFICATE-----\n"},{"subject":{"C":"US","O":"Google Trust Services LLC","CN":"GTS Root R4"},"issuer":{"C":"BE","O":"GlobalSign nv-sa","OU":"Root CA","CN":"GlobalSign Root CA"},"serial":"7FE530BF331343BEDD821610493D8A1B","version":3,"valid_from":"2023-11-15T03:43:21+00:00","valid_to":"2028-01-28T00:00:42+00:00","validity":"valid_period","days_remaining":486,"san":"","signature":"RSA-SHA256","sha256":"76:B2:7B:80:A5:80:27:DC:3C:F1:DA:68:DA:C1:70:10:ED:93:99:7D:0B:60:3E:2F:AD:BE:85:01:24:93:B5:A7","key_type":"EC","key_bits":384,"curve":"secp384r1","extensions":{"keyUsage":"Digital Signature, Certificate Sign, CRL Sign","extendedKeyUsage":"TLS Web Server Authentication, TLS Web Client Authentication","basicConstraints":"CA:TRUE","subjectKeyIdentifier":"80:4C:D6:EB:74:FF:49:36:A3:D5:D8:FC:B5:3E:C5:6A:F0:94:1D:8C","authorityKeyIdentifier":"60:7B:66:1A:45:0D:97:CA:89:50:2F:7D:04:CD:34:A8:FF:FC:FD:4B","authorityInfoAccess":"CA Issuers - URI:http://i.pki.goog/gsr1.crt","crlDistributionPoints":"Full Name:\n  URI:http://c.pki.goog/r/gsr1.crl\n","certificatePolicies":"Policy: 2.23.140.1.2.1"},"pem":"-----BEGIN CERTIFICATE-----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\nvepuoxtGzi4CZ68zJpiq1UvSqTbFJjtbD4seiMHl\n-----END CERTIFICATE-----\n"}],"protocol":"TLSv1.3","cipher":"TLS_AES_128_GCM_SHA256","cipher_bits":128,"warnings":[],"attempts":[{"address":"104.16.4.111","verified":true,"error":null}],"checked_at":"2026-09-28T01:59:57+00:00","resolver":"Public DNS resolver","scope":"One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan."}