{"domain":"mail.rapidsys.com","port":443,"address":"209.84.253.96","resolved_addresses":["209.84.253.96"],"verified":true,"verification":"Certificate chain, hostname and dates verified using this server\u2019s CA store.","verification_error":null,"certificate":{"subject":{"CN":"mail.rapidsys.com"},"issuer":{"C":"US","O":"Let's Encrypt","CN":"YE1"},"serial":"0649082252577419DF1CF87FA5D2D4DA53DC","version":3,"valid_from":"2026-10-10T10:04:05+00:00","valid_to":"2027-01-08T10:04:04+00:00","validity":"valid_period","days_remaining":63,"san":"DNS:mail.rapidsys.com","signature":"ecdsa-with-SHA384","sha256":"94:E3:A7:44:76:4E:F8:0D:CB:C3:B8:15:85:48:68:2F:1A:B9:2C:77:75:5A:F1:49:16:2D:97:5F:C9:2F:1B:A7","key_type":"EC","key_bits":256,"curve":"prime256v1","extensions":{"keyUsage":"Digital Signature","extendedKeyUsage":"TLS Web Server Authentication","basicConstraints":"CA:FALSE","subjectKeyIdentifier":"C3:5E:30:13:4F:0B:51:F7:11:C3:2D:7C:91:C3:20:A6:67:85:F1:51","authorityKeyIdentifier":"BB:20:CA:47:0B:FE:D7:E5:9C:F9:8F:09:2A:A3:8C:37:45:B1:BC:D8","authorityInfoAccess":"CA Issuers - 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URI:http://x2.i.lencr.org/","certificatePolicies":"Policy: 2.23.140.1.2.1","crlDistributionPoints":"Full Name:\n  URI:http://x2.c.lencr.org/\n"},"pem":"-----BEGIN CERTIFICATE-----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\n6hSW1/IWaas6dg==\n-----END CERTIFICATE-----\n"}],"protocol":"TLSv1.2","cipher":"ECDHE-ECDSA-AES128-GCM-SHA256","cipher_bits":128,"warnings":[],"attempts":[{"address":"209.84.253.96","verified":true,"error":null}],"checked_at":"2026-11-06T03:31:33+00:00","resolver":"Public DNS resolver","scope":"One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan."}