{ "ok": true, "domain": "ufsc.br", "generated_at": "2026-08-09T07:47:14-05:00", "cache": { "hit": true, "ttl": 0 }, "score": { "total": 83, "label": "Good", "categories": { "dns": 80, "mail": 90, "security": 65, "network": 85, "availability": 100 }, "category_weights": { "dns": 25, "mail": 20, "security": 25, "network": 10, "availability": 20 }, "items": [ { "category": "dns", "title": "IPv4 (A)", "max_points": 30, "earned_points": 30, "lost_points": 0, "detail": "1 IPv4 address(es) detected." }, { "category": "dns", "title": "IPv6 (AAAA)", "max_points": 10, "earned_points": 10, "lost_points": 0, "detail": "1 IPv6 address(es) detected." }, { "category": "dns", "title": "Name server redundancy", "max_points": 20, "earned_points": 20, "lost_points": 0, "detail": "2 NS record(s); 2 or more required." }, { "category": "dns", "title": "SOA record", "max_points": 10, "earned_points": 10, "lost_points": 0, "detail": "Authoritative zone record." }, { "category": "dns", "title": "DNSSEC chain", "max_points": 15, "earned_points": 0, "lost_points": 15, "detail": "Both DS and DNSKEY are required." }, { "category": "dns", "title": "CAA policy", "max_points": 5, "earned_points": 0, "lost_points": 5, "detail": "Certificate authority restriction." }, { "category": "dns", "title": "DNS propagation", "max_points": 10, "earned_points": 10, "lost_points": 0, "detail": "Agreement between public resolvers." }, { "category": "mail", "title": "MX records", "max_points": 20, "earned_points": 20, "lost_points": 0, "detail": "1 MX record(s)." }, { "category": "mail", "title": "SPF", "max_points": 25, "earned_points": 25, "lost_points": 0, "detail": "SPF policy published." }, { "category": "mail", "title": "DMARC", "max_points": 25, "earned_points": 25, "lost_points": 0, "detail": "DMARC policy published." }, { "category": "mail", "title": "DKIM", "max_points": 20, "earned_points": 20, "lost_points": 0, "detail": "A DKIM selector was verified." }, { "category": "mail", "title": "MTA-STS", "max_points": 5, "earned_points": 0, "lost_points": 5, "detail": "Mail transport policy." }, { "category": "mail", "title": "TLS-RPT", "max_points": 5, "earned_points": 0, "lost_points": 5, "detail": "TLS reporting policy." }, { "category": "security", "title": "Valid TLS certificate", "max_points": 55, "earned_points": 55, "lost_points": 0, "detail": "85 day(s) remaining." }, { "category": "security", "title": "Certificate lifetime", "max_points": 10, "earned_points": 10, "lost_points": 0, "detail": "Full points require at least 30 days remaining." }, { "category": "security", "title": "HTTP security headers", "max_points": 35, "earned_points": 0, "lost_points": 35, "detail": "0 of 9 evaluated headers detected." }, { "category": "network", "title": "PTR reverse DNS", "max_points": 30, "earned_points": 30, "lost_points": 0, "detail": "PTR: paginas.ufsc.br" }, { "category": "network", "title": "IPv4 diversity", "max_points": 35, "earned_points": 20, "lost_points": 15, "detail": "Two or more IPv4 addresses receive full points." }, { "category": "network", "title": "IPv6 connectivity", "max_points": 35, "earned_points": 35, "lost_points": 0, "detail": "AAAA availability." }, { "category": "availability", "title": "DNS resolution", "max_points": 40, "earned_points": 40, "lost_points": 0, "detail": "At least one address family must resolve." }, { "category": "availability", "title": "HTTP response", "max_points": 40, "earned_points": 40, "lost_points": 0, "detail": "HTTP/1.1 200 OK" }, { "category": "availability", "title": "HTTPS final URL", "max_points": 20, "earned_points": 20, "lost_points": 0, "detail": "Final URL uses HTTPS." } ], "methodology": "Each category is normalized to 100. The total is the weighted sum: DNS 25%, Email 20%, Security 25%, Network 10%, Availability 20%.", "diagnostics": [ { "level": "ok", "title": "IPv4 (A)", "detail": "1 IPv4 address(es) detected.", "category": "dns", "max_points": 30, "earned_points": 30, "lost_points": 0 }, { "level": "ok", "title": "IPv6 (AAAA)", "detail": "1 IPv6 address(es) detected.", "category": "dns", "max_points": 10, "earned_points": 10, "lost_points": 0 }, { "level": "ok", "title": "Name server redundancy", "detail": "2 NS record(s); 2 or more required.", "category": "dns", "max_points": 20, "earned_points": 20, "lost_points": 0 }, { "level": "ok", "title": "SOA record", "detail": "Authoritative zone record.", "category": "dns", "max_points": 10, "earned_points": 10, "lost_points": 0 }, { "level": "error", "title": "DNSSEC chain", "detail": "Both DS and DNSKEY are required.", "category": "dns", "max_points": 15, "earned_points": 0, "lost_points": 15 }, { "level": "error", "title": "CAA policy", "detail": "Certificate authority restriction.", "category": "dns", "max_points": 5, "earned_points": 0, "lost_points": 5 }, { "level": "ok", "title": "DNS propagation", "detail": "Agreement between public resolvers.", "category": "dns", "max_points": 10, "earned_points": 10, "lost_points": 0 }, { "level": "ok", "title": "MX records", "detail": "1 MX record(s).", "category": "mail", "max_points": 20, "earned_points": 20, "lost_points": 0 }, { "level": "ok", "title": "SPF", "detail": "SPF policy published.", "category": "mail", "max_points": 25, "earned_points": 25, "lost_points": 0 }, { "level": "ok", "title": "DMARC", "detail": "DMARC policy published.", "category": "mail", "max_points": 25, "earned_points": 25, "lost_points": 0 }, { "level": "ok", "title": "DKIM", "detail": "A DKIM selector was verified.", "category": "mail", "max_points": 20, "earned_points": 20, "lost_points": 0 }, { "level": "error", "title": "MTA-STS", "detail": "Mail transport policy.", "category": "mail", "max_points": 5, "earned_points": 0, "lost_points": 5 }, { "level": "error", "title": "TLS-RPT", "detail": "TLS reporting policy.", "category": "mail", "max_points": 5, "earned_points": 0, "lost_points": 5 }, { "level": "ok", "title": "Valid TLS certificate", "detail": "85 day(s) remaining.", "category": "security", "max_points": 55, "earned_points": 55, "lost_points": 0 }, { "level": "ok", "title": "Certificate lifetime", "detail": "Full points require at least 30 days remaining.", "category": "security", "max_points": 10, "earned_points": 10, "lost_points": 0 }, { "level": "error", "title": "HTTP security headers", "detail": "0 of 9 evaluated headers detected.", "category": "security", "max_points": 35, "earned_points": 0, "lost_points": 35 }, { "level": "ok", "title": "PTR reverse DNS", "detail": "PTR: paginas.ufsc.br", "category": "network", "max_points": 30, "earned_points": 30, "lost_points": 0 }, { "level": "warning", "title": "IPv4 diversity", "detail": "Two or more IPv4 addresses receive full points.", "category": "network", "max_points": 35, "earned_points": 20, "lost_points": 15 }, { "level": "ok", "title": "IPv6 connectivity", "detail": "AAAA availability.", "category": "network", "max_points": 35, "earned_points": 35, "lost_points": 0 }, { "level": "ok", "title": "DNS resolution", "detail": "At least one address family must resolve.", "category": "availability", "max_points": 40, "earned_points": 40, "lost_points": 0 }, { "level": "ok", "title": "HTTP response", "detail": "HTTP/1.1 200 OK", "category": "availability", "max_points": 40, "earned_points": 40, "lost_points": 0 }, { "level": "ok", "title": "HTTPS final URL", "detail": "Final URL uses HTTPS.", "category": "availability", "max_points": 20, "earned_points": 20, "lost_points": 0 } ] }, "dns": { "records": { "A": [ "150.162.2.10" ], "AAAA": [ "2801:84:0:2::10" ], "CNAME": [], "MX": [ "10 mx.mail.ufsc.br." ], "TXT": [ "\"workplace-domain-verification=1vecHiiu79FlfIAApHGwXJXxuKMpqZ\"", "\"MS=ms89461940\"", "\"_globalsign-domain-verification=hpESq7TnipJt38DdKie0fqVXoPb1ZVh0nSugCvsT6n\"", "\"google-site-verification=afndgkpvhrichQIjRTwN_s08wn_tDpHPXnU0CqtAQpE\"", "\"v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDWawxl+GTWO4Yeq6Q1krkcYCQ0md1bJIwr3QdmK2dL8jgO0ohMuWywH7f0RcYlT3K/MMi7UnoHumrSsF1BfqrdJlCzdQvj1EI0acYUu68++lllzFkWwM81dhvRgJjYKddnB/5cO0OjTa6R3cdfS4u08tOp1afgUjYS1SF3JBr6bQIDAQAB\"", "\"v=spf1 include:_spf.mail.ufsc.br ip4:150.162.2.97 -all\"", "\"MS=ms43621418\"", "\"google-site-verification=13jcRWPErxsFUOU6ACfvEeJP8FtMW5rDMZMwi6MAmJA\"", "\"autodesk-domain-verification=4BsQk9mP4ZDw7glMe2hE\"" ], "NS": [ "slave2.ufsc.br.", "slave1.ufsc.br." ], "SOA": [ "slave1.ufsc.br. hostmaster.setic.ufsc.br. 1784725426 3600 900 1209600 3600" ], "CAA": [], "DS": [], "DNSKEY": [], "RRSIG": [ "NSEC 13 2 900 20260821162006 20260807152006 52637 br. GrUThphcd0iYISVWbhGMGnruMuyA3JWAjjodgwyX1Q+2cj7x/0U8MwEi Mz7laalvB0iQsMaQCbjkZNE4k4OdiA==" ], "NSEC": [], "NSEC3": [], "SRV": [], "NAPTR": [], "TLSA": [], "SSHFP": [] }, "ipv4": [ "150.162.2.10" ], "ipv6": [ "2801:84:0:2::10" ] }, "mail": { "spf": "v=spf1 include:_spf.mail.ufsc.br ip4:150.162.2.97 -all", "dmarc": "v=DMARC1;p=quarantine;pct=100;rua=mailto:admin.dmarc@contato.ufsc.br", "dkim_selector": "default", "dkim_host": "default._domainkey.ufsc.br", "dkim": "v=DKIM1; g=*; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDcihdqRfupueFlIunx0ljptevV9lWmgUxqbH7ek+28zN4l0KGO4ufgxUtnTwIG3n+VO3nkASe18YBkP+849pD4bhhuzGHDHui1GiobUJcgZFpntJOglWqVchp0VL4/l9PqPq8ITuobr5SHkmfEviGxpCIfTNeKardu2FgUVLyFdQIDAQAB", "spf_analysis": { "valid": true, "lookups": 1, "final": "-all", "message": "Within the estimated limit" }, "dmarc_analysis": { "valid": true, "policy": "quarantine" }, "bimi": "", "mta_sts": "", "tls_rpt": "" }, "advanced": { "ptr": "paginas.ufsc.br", "propagation": { "consistent": true, "results": [ { "provider": "Google", "server": "8.8.8.8", "result": [ "150.162.2.10" ], "time_ms": 61.78 }, { "provider": "Cloudflare", "server": "1.1.1.1", "result": [ "150.162.2.10" ], "time_ms": 471.52 }, { "provider": "Quad9", "server": "9.9.9.9", "result": [ "150.162.2.10" ], "time_ms": 46.21 }, { "provider": "OpenDNS", "server": "208.67.222.222", "result": [ "150.162.2.10" ], "time_ms": 820.48 }, { "provider": "AdGuard", "server": "94.140.14.14", "result": [ "150.162.2.10" ], "time_ms": 342.57 } ] } }, "ssl": { "available": true, "issuer": "Let's Encrypt", "subject": "*.ufsc.br", "valid_from": "2026-08-05T01:10:32-05:00", "valid_to": "2026-11-03T00:10:31-06:00", "days_remaining": 85, "san": [ "*.ufsc.br", "ufsc.br" ], "protocol": "TLSv1.3", "cipher": "TLS_AES_256_GCM_SHA384" }, "http": { "url": "https://ufsc.br/", "status": "HTTP/1.1 200 OK", "http_version": "2", "headers": { "server": "nginx", "date": "Sun, 09 Aug 2026 12:47:05 GMT", "content-type": "text/html; charset=UTF-8", "connection": "keep-alive", "keep-alive": "timeout=2", "set-cookie": "PHPSESSID=vdrolpccl3n5ojtha8mrrg0c87; path=/", "expires": "Thu, 19 Nov 1981 08:52:00 GMT", "cache-control": "no-store, no-cache, must-revalidate, post-check=0, pre-check=0", "pragma": "no-cache", "link": "; rel=\"https://api.w.org/\"", "x-proxy-cache": "HIT" }, "security_checks": { "strict-transport-security": false, "content-security-policy": false, "x-content-type-options": false, "x-frame-options": false, "referrer-policy": false, "permissions-policy": false, "cross-origin-opener-policy": false, "cross-origin-embedder-policy": false, "cross-origin-resource-policy": false }, "server": "nginx", "powered_by": "" }, "webpage": { "url": "https://ufsc.br/", "title": "Universidade Federal de Santa Catarina", "description": "", "success": true, "error": "", "status": 200 }, "network": { "150.162.2.10": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" } }, "smtp": { "host": "mx.mail.ufsc.br", "ports": [ { "port": 25, "open": false, "time_ms": 158.4, "banner": "", "error": "Connection refused" }, { "port": 465, "open": false, "time_ms": 4178, "banner": "", "error": "Connection timed out" }, { "port": 587, "open": false, "time_ms": 4013, "banner": "", "error": "Connection timed out" } ] }, "visitor": { "ip": "216.73.217.62", "reverse": "", "country": "", "country_code": "", "region": "", "city": "", "latitude": null, "longitude": null, "isp": "", "organization": "", "asn": "", "timezone": "", "browser": "Other", "os": "Other", "language": "", "user_agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)", "is_bot": true, "cloudflare": false }, "analysis_time_ms": 112.52 }