{"domain":"interpublic.com","port":443,"address":"141.193.213.20","resolved_addresses":["141.193.213.20","141.193.213.21"],"verified":true,"verification":"Certificate chain, hostname and dates verified using this server\u2019s CA store.","verification_error":null,"certificate":{"subject":{"CN":"interpublic.com"},"issuer":{"C":"US","O":"Google Trust Services","CN":"WE1"},"serial":"B621E483ADDB621213BF2D40B0CDC439","version":3,"valid_from":"2026-08-28T06:09:14+00:00","valid_to":"2026-11-26T07:09:09+00:00","validity":"valid_period","days_remaining":43,"san":"DNS:interpublic.com","signature":"ecdsa-with-SHA256","sha256":"9B:3B:3E:F8:58:F8:29:AB:C2:10:A5:7A:58:53:A1:48:E6:0F:5D:EE:DD:39:05:A7:16:49:33:BD:CF:C9:3A:9F","key_type":"EC","key_bits":256,"curve":"prime256v1","extensions":{"keyUsage":"Digital Signature","extendedKeyUsage":"TLS Web Server Authentication","basicConstraints":"CA:FALSE","subjectKeyIdentifier":"5F:E9:04:3B:94:2D:78:D0:6F:77:71:E6:DF:43:05:EB:17:95:5D:70","authorityKeyIdentifier":"90:77:92:35:67:C4:FF:A8:CC:A9:E6:7B:D9:80:79:7B:CC:93:F9:38","authorityInfoAccess":"CA Issuers - 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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":"141.193.213.20","verified":true,"error":null}],"checked_at":"2026-10-13T19:44:41+00:00","resolver":"Public DNS resolver","scope":"One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan."}