{ "ok": true, "domain": "ada.gov", "generated_at": "2026-08-09T01:06:24-05:00", "cache": { "hit": true, "ttl": 0 }, "score": { "total": 80, "label": "Good", "categories": { "dns": 95, "mail": 50, "security": 77, "network": 70, "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": "4 IPv4 address(es) detected." }, { "category": "dns", "title": "IPv6 (AAAA)", "max_points": 10, "earned_points": 10, "lost_points": 0, "detail": "4 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": 15, "lost_points": 0, "detail": "DS and DNSKEY detected." }, { "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": 0, "lost_points": 20, "detail": "0 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": "79 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": 12, "lost_points": 23, "detail": "3 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": 35, "lost_points": 0, "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/2 200 " }, { "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": "4 IPv4 address(es) detected.", "category": "dns", "max_points": 30, "earned_points": 30, "lost_points": 0 }, { "level": "ok", "title": "IPv6 (AAAA)", "detail": "4 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": "ok", "title": "DNSSEC chain", "detail": "DS and DNSKEY detected.", "category": "dns", "max_points": 15, "earned_points": 15, "lost_points": 0 }, { "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": "error", "title": "MX records", "detail": "0 MX record(s).", "category": "mail", "max_points": 20, "earned_points": 0, "lost_points": 20 }, { "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": "79 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": "warning", "title": "HTTP security headers", "detail": "3 of 9 evaluated headers detected.", "category": "security", "max_points": 35, "earned_points": 12, "lost_points": 23 }, { "level": "error", "title": "PTR reverse DNS", "detail": "PTR not detected.", "category": "network", "max_points": 30, "earned_points": 0, "lost_points": 30 }, { "level": "ok", "title": "IPv4 diversity", "detail": "Two or more IPv4 addresses receive full points.", "category": "network", "max_points": 35, "earned_points": 35, "lost_points": 0 }, { "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/2 200 ", "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": [ "172.65.90.25", "172.65.90.27", "172.65.90.26", "172.65.90.24" ], "AAAA": [ "2606:4700:78::90:0:181", "2606:4700:78::90:0:183", "2606:4700:78::90:0:180", "2606:4700:78::90:0:182" ], "CNAME": [], "MX": [], "TXT": [ "\"v=spf1 -all\"", "\"_3whs352oaqjnh27ndonv3f1xugo7g4a\"" ], "NS": [ "novalee.ns.cloudflare.com.", "jonah.ns.cloudflare.com." ], "SOA": [ "jonah.ns.cloudflare.com. dns.cloudflare.com. 2410851873 10000 2400 604800 1800" ], "CAA": [], "DS": [ "2371 13 2 96FA6B2F1C2E4AA5C2535A51E00A69AB7BDA2F2977C43F1A3A4CBDD8 E1645696" ], "DNSKEY": [ "257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+ KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==", "256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8 KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA==" ], "RRSIG": [], "NSEC": [ "\\000.ada.gov. A NS SOA PTR HINFO MX TXT AAAA LOC SRV NAPTR CERT SSHFP RRSIG NSEC DNSKEY TLSA SMIMEA HIP CDS CDNSKEY OPENPGPKEY SVCB HTTPS URI CAA" ], "NSEC3": [], "SRV": [], "NAPTR": [], "TLSA": [], "SSHFP": [] }, "ipv4": [ "172.65.90.25", "172.65.90.27", "172.65.90.26", "172.65.90.24" ], "ipv6": [ "2606:4700:78::90:0:181", "2606:4700:78::90:0:183", "2606:4700:78::90:0:180", "2606:4700:78::90:0:182" ] }, "mail": { "spf": "v=spf1 -all", "dmarc": "v=DMARC1; p=reject; sp=reject; pct=100; ri=86400; adkim=s; aspf=s; rua=mailto:reports@dmarc.cyber.dhs.gov,mailto:dmarcreports@usdoj.gov", "dkim_selector": "x", "dkim_host": "", "dkim": "", "spf_analysis": { "valid": true, "lookups": 0, "final": "-all", "message": "Within the estimated limit" }, "dmarc_analysis": { "valid": true, "policy": "reject" }, "bimi": "", "mta_sts": "", "tls_rpt": "" }, "advanced": { "ptr": "", "propagation": { "consistent": true, "results": [ { "provider": "Google", "server": "8.8.8.8", "result": [ "172.65.90.24", "172.65.90.25", "172.65.90.26", "172.65.90.27" ], "time_ms": 89.75 }, { "provider": "Cloudflare", "server": "1.1.1.1", "result": [ "172.65.90.24", "172.65.90.25", "172.65.90.26", "172.65.90.27" ], "time_ms": 44.19 }, { "provider": "Quad9", "server": "9.9.9.9", "result": [ "172.65.90.24", "172.65.90.25", "172.65.90.26", "172.65.90.27" ], "time_ms": 33.49 }, { "provider": "OpenDNS", "server": "208.67.222.222", "result": [ "172.65.90.24", "172.65.90.25", "172.65.90.26", "172.65.90.27" ], "time_ms": 57.42 }, { "provider": "AdGuard", "server": "94.140.14.14", "result": [ "172.65.90.24", "172.65.90.25", "172.65.90.26", "172.65.90.27" ], "time_ms": 84.59 } ] } }, "ssl": { "available": true, "issuer": "SSL Corporation", "subject": "ada.gov", "valid_from": "2026-07-29T17:52:46-05:00", "valid_to": "2026-10-27T18:01:14-05:00", "days_remaining": 79, "san": [ "ada.gov", "*.ada.gov" ], "protocol": "TLSv1.3", "cipher": "TLS_AES_256_GCM_SHA384" }, "http": { "url": "https://www.ada.gov/", "status": "HTTP/2 200 ", "http_version": "3", "headers": { "date": "Sun, 09 Aug 2026 06:06:23 GMT", "content-type": "text/html; charset=utf-8", "location": "https://www.ada.gov/", "strict-transport-security": "max-age=31536000; preload", "x-content-type-options": "nosniff", "server": "cloudflare", "cf-ray": "a28493136c13eaf9-ORD", "x-frame-options": "SAMEORIGIN", "access-control-allow-methods": "GET, HEAD", "cache-control": "max-age=60", "last-modified": "Wed, 29 Jul 2026 14:40:07 GMT", "x-amz-server-side-encryption": "AES256", "x-robots-tag": "all", "x-server": "Cloud.gov Pages", "x-vcap-request-id": "d29d7b32-0d90-4090-74ca-610a22de630e", "etag": "W/\"6b4e85f6c5b342fd2aef60b4d2d220cc\"", "vary": "Accept-Encoding,Accept-Encoding", "x-cache": "Miss from cloudfront", "via": "1.1 fea0b84283d796e81f8158f455275868.cloudfront.net (CloudFront)", "x-amz-cf-pop": "MCI50-P3", "x-amz-cf-id": "kbL3TFPxaA7AgTlneUvBc3sijbgjPYR-F2u4hUTtNOom055by10TLw==" }, "security_checks": { "strict-transport-security": true, "content-security-policy": false, "x-content-type-options": true, "x-frame-options": true, "referrer-policy": false, "permissions-policy": false, "cross-origin-opener-policy": false, "cross-origin-embedder-policy": false, "cross-origin-resource-policy": false }, "server": "cloudflare", "powered_by": "" }, "webpage": { "url": "https://www.ada.gov/", "title": "The Americans with Disabilities Act | ADA.gov", "description": "Disability rights are civil rights. From voting to parking, the ADA is a law that protects people with disabilities in many areas of public life.", "success": true, "error": "", "status": 206 }, "network": { "172.65.90.25": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" }, "172.65.90.27": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" }, "172.65.90.26": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" }, "172.65.90.24": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" } }, "smtp": { "host": "ada.gov", "ports": [ { "port": 25, "open": false, "time_ms": 1.1, "banner": "", "error": "Network is unreachable" }, { "port": 465, "open": false, "time_ms": 3.6, "banner": "", "error": "No connection" }, { "port": 587, "open": false, "time_ms": 1.2, "banner": "", "error": "No connection" } ] }, "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": 81.73 }