{ "ok": true, "domain": "puc-rio.br", "generated_at": "2026-08-09T18:31:46-05:00", "cache": { "hit": true, "ttl": 0 }, "score": { "total": 70, "label": "Fair", "categories": { "dns": 70, "mail": 70, "security": 65, "network": 20, "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": 0, "lost_points": 10, "detail": "0 IPv6 address(es) detected." }, { "category": "dns", "title": "Name server redundancy", "max_points": 20, "earned_points": 20, "lost_points": 0, "detail": "4 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": 0, "lost_points": 20, "detail": "No tested DKIM selector responded." }, { "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": "146 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": 0, "lost_points": 30, "detail": "PTR not detected." }, { "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": 0, "lost_points": 35, "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": "error", "title": "IPv6 (AAAA)", "detail": "0 IPv6 address(es) detected.", "category": "dns", "max_points": 10, "earned_points": 0, "lost_points": 10 }, { "level": "ok", "title": "Name server redundancy", "detail": "4 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": "error", "title": "DKIM", "detail": "No tested DKIM selector responded.", "category": "mail", "max_points": 20, "earned_points": 0, "lost_points": 20 }, { "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": "146 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": "error", "title": "PTR reverse DNS", "detail": "PTR not detected.", "category": "network", "max_points": 30, "earned_points": 0, "lost_points": 30 }, { "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": "error", "title": "IPv6 connectivity", "detail": "AAAA availability.", "category": "network", "max_points": 35, "earned_points": 0, "lost_points": 35 }, { "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": [ "139.82.30.201" ], "AAAA": [], "CNAME": [], "MX": [ "0 correio.rdc.puc-rio.br." ], "TXT": [ "\"google-site-verification=xBQEXRlDLm8AJnuunADTNzSSKzaC6nBFCThL1mFSVuU\"", "\"google-site-verification=dhCM61vW3NaN0W39ZPQVVzk__Ao0I9iOCn6QiASVflc\"", "\"google-site-verification=QEgWJqqUWJ01QC2iXTSRZuJnLxbiUSa2ZzHObRa7xw0\"", "\"v=spf1 ip4:139.82.30.0/26 ip4:139.82.34.151 ~all\"", "\"MS=AB937732F4E301B3D52635ED00CB8722EA02A28D\"" ], "NS": [ "guanabara.rederio.br.", "exu.inf.puc-rio.br.", "calisto.rdc.puc-rio.br.", "vialactea.rdc.puc-rio.br." ], "SOA": [ "vialactea.rdc.puc-rio.br. hostmaster\\@puc-rio.br. 2026073001 3600 1800 604800 86400" ], "CAA": [], "DS": [], "DNSKEY": [], "RRSIG": [ "NSEC 13 2 900 20260821233504 20260807223504 52637 br. 0Jd7A0qg2rQcm3KPrvozuRb2ihf1wcxSrKjlAJBayd82ZoLpV7UFoZKL gXCtZJcu0/7lm2+QMCr025iSR9/Y+A==" ], "NSEC": [], "NSEC3": [], "SRV": [], "NAPTR": [], "TLSA": [], "SSHFP": [] }, "ipv4": [ "139.82.30.201" ], "ipv6": [] }, "mail": { "spf": "v=spf1 ip4:139.82.30.0/26 ip4:139.82.34.151 ~all", "dmarc": "v=DMARC1; p=none; rua=mailto:mm-report@puc-rio.br; ruf=mailto:mm-report@puc-rio.br; fo=1; aspf=r", "dkim_selector": "x", "dkim_host": "", "dkim": "", "spf_analysis": { "valid": true, "lookups": 0, "final": "~all", "message": "Within the estimated limit" }, "dmarc_analysis": { "valid": true, "policy": "none" }, "bimi": "", "mta_sts": "", "tls_rpt": "" }, "advanced": { "ptr": "", "propagation": { "consistent": true, "results": [ { "provider": "Google", "server": "8.8.8.8", "result": [ "139.82.30.201" ], "time_ms": 61.83 }, { "provider": "Cloudflare", "server": "1.1.1.1", "result": [ "139.82.30.201" ], "time_ms": 450.83 }, { "provider": "Quad9", "server": "9.9.9.9", "result": [ "139.82.30.201" ], "time_ms": 192.54 }, { "provider": "OpenDNS", "server": "208.67.222.222", "result": [ "139.82.30.201" ], "time_ms": 1132.4 }, { "provider": "AdGuard", "server": "94.140.14.14", "result": [ "139.82.30.201" ], "time_ms": 195.21 } ] } }, "ssl": { "available": true, "issuer": "DigiCert Inc", "subject": "www.puc-rio.br", "valid_from": "2025-12-01T18:00:00-06:00", "valid_to": "2027-01-02T17:59:59-06:00", "days_remaining": 146, "san": [ "www.puc-rio.br", "puc-rio.br" ], "protocol": "TLSv1.2", "cipher": "ECDHE-RSA-AES256-SHA384" }, "http": { "url": "https://puc-rio.br/", "status": "HTTP/1.1 200 OK", "http_version": "2", "headers": { "content-length": "42775", "content-type": "text/html", "server": "Microsoft-IIS/8.5", "x-powered-by": "ASP.NET", "date": "Sun, 09 Aug 2026 23:31:36 GMT" }, "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": "Microsoft-IIS/8.5", "powered_by": "ASP.NET" }, "webpage": { "url": "https://puc-rio.br/", "title": "PUC-Rio - Pontifícia Universidade Católica do Rio de Janeiro", "description": "Visite o site da Pontifícia Universidade Católica do Rio de Janeiro - PUC-Rio! Informações sobre as atividades da Universidade: Ensino e Pesquisa, Cursos de Graduação e Pós-Graduação, Projetos de Educação a Distância, Vestibular, Intercâmbio Internacional, Cursos de Extensão. E mais: serviços para a comunidade e publicações on-line!", "success": true, "error": "", "status": 200 }, "network": { "139.82.30.201": { "success": true, "country": "Brazil", "country_code": "BR", "region": "Rio de Janeiro", "city": "Rio de Janeiro", "latitude": -22.9063215, "longitude": -43.1821597, "asn": 2715, "organization": "FACULDADES CATOLICAS", "isp": "Fundacao Carlos Chagas Filho de Amparo a Pesquisa", "timezone": "America/Sao_Paulo" } }, "smtp": { "host": "correio.rdc.puc-rio.br", "ports": [ { "port": 25, "open": false, "time_ms": 138.2, "banner": "", "error": "Connection refused" }, { "port": 465, "open": false, "time_ms": 4157.6, "banner": "", "error": "Connection timed out" }, { "port": 587, "open": false, "time_ms": 4014.3, "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": 87.04 }