{"domain":"mail.castelapi.com.br","port":443,"address":"45.232.215.66","resolved_addresses":["45.232.215.66","2804:4afc:f400::66"],"verified":true,"verification":"Certificate chain, hostname and dates verified using this server\u2019s CA store.","verification_error":null,"certificate":{"subject":{"CN":"mail.castelapi.com.br"},"issuer":{"C":"US","O":"Let's Encrypt","CN":"YE1"},"serial":"05408693A2B5B40A5C5108AD07727C09C382","version":3,"valid_from":"2026-10-18T13:12:50+00:00","valid_to":"2027-01-16T13:12:49+00:00","validity":"valid_period","days_remaining":72,"san":"DNS:mail.castelapi.com.br, DNS:mail.evtengenharia.com.br, DNS:mail.rltelco.com.br","signature":"ecdsa-with-SHA384","sha256":"2E:8F:FC:5A:76:C9:5C:D7:53:64:11:86:37:D8:0E:E0:7C:1F:7A:46:D0:78:54:AE:09:C4:D4:7D:3C:73:15:E4","key_type":"EC","key_bits":384,"curve":"secp384r1","extensions":{"keyUsage":"Digital Signature","extendedKeyUsage":"TLS Web Server Authentication","basicConstraints":"CA:FALSE","subjectKeyIdentifier":"27:05:3D:C8:78:35:4F:3E:14:34:75:46:41:BD:C3:27:58:25:E1:EC","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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Server-presented chain; no revocation, OCSP, CT or full TLS security scan."}