{"domain":"mailcloud.com.tw","port":443,"address":"203.69.82.80","resolved_addresses":["203.69.82.80"],"verified":true,"verification":"Certificate chain, hostname and dates verified using this server\u2019s CA store.","verification_error":null,"certificate":{"subject":{"CN":"mailcloud.com.tw"},"issuer":{"C":"US","O":"Let's Encrypt","CN":"YR1"},"serial":"063FD336D287204177BCD7B9A54BED8955AD","version":3,"valid_from":"2026-08-20T03:13:25+00:00","valid_to":"2026-11-18T03:13:24+00:00","validity":"valid_period","days_remaining":47,"san":"DNS:mailcloud.com.tw","signature":"RSA-SHA256","sha256":"51:40:0F:B0:FE:16:26:B2:F4:EB:96:FE:45:9B:95:98:AB:BD:9D:29:3A:9B:FF:AC:30:F4:84:1C:16:16:8E:7D","key_type":"RSA","key_bits":2048,"curve":null,"extensions":{"keyUsage":"Digital Signature, Key Encipherment","extendedKeyUsage":"TLS Web Server Authentication","basicConstraints":"CA:FALSE","subjectKeyIdentifier":"8E:8D:BE:9C:FE:DB:48:91:96:D6:9D:27:C5:E4:DB:FB:02:A0:20:1D","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."}