{"domain":"stackmail.com","port":443,"address":"45.8.227.100","resolved_addresses":["45.8.227.100"],"verified":true,"verification":"Certificate chain, hostname and dates verified using this server\u2019s CA store.","verification_error":null,"certificate":{"subject":{"CN":"*.stackmail.com"},"issuer":{"C":"US","O":"Let's Encrypt","CN":"YR1"},"serial":"06C1700DA740378E630797AD06D9BF4F91D5","version":3,"valid_from":"2026-10-18T15:36:25+00:00","valid_to":"2027-01-16T15:36:24+00:00","validity":"valid_period","days_remaining":63,"san":"DNS:*.stackmail.com, DNS:stackmail.com","signature":"RSA-SHA256","sha256":"D8:6C:97:D6:BE:3C:79:F5:EF:7C:8E:9D:BA:77:34:E2:2A:C5:B9:F3:EF:EB:AA:9D:96:0E:48:24:F2:B5:84:2C","key_type":"RSA","key_bits":2048,"curve":null,"extensions":{"keyUsage":"Digital Signature, Key Encipherment","extendedKeyUsage":"TLS Web Server Authentication","basicConstraints":"CA:FALSE","subjectKeyIdentifier":"19:36:6D:2D:BF:DD:E0:57:19:E8:03:89:33:4E:BA:32:97:B4:EF:86","authorityKeyIdentifier":"1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB","authorityInfoAccess":"CA Issuers - 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Server-presented chain; no revocation, OCSP, CT or full TLS security scan."}