{ "ok": true, "domain": "nesta.org.uk", "generated_at": "2026-08-10T06:20:07-05:00", "cache": { "hit": true, "ttl": 0 }, "score": { "total": 88, "label": "Good", "categories": { "dns": 80, "mail": 100, "security": 84, "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": "2 IPv4 address(es) detected." }, { "category": "dns", "title": "IPv6 (AAAA)", "max_points": 10, "earned_points": 10, "lost_points": 0, "detail": "2 IPv6 address(es) detected." }, { "category": "dns", "title": "Name server redundancy", "max_points": 20, "earned_points": 20, "lost_points": 0, "detail": "3 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": "5 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": 5, "lost_points": 0, "detail": "Mail transport policy." }, { "category": "mail", "title": "TLS-RPT", "max_points": 5, "earned_points": 5, "lost_points": 0, "detail": "TLS reporting policy." }, { "category": "security", "title": "Valid TLS certificate", "max_points": 55, "earned_points": 55, "lost_points": 0, "detail": "57 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": 19, "lost_points": 16, "detail": "5 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": "2 IPv4 address(es) detected.", "category": "dns", "max_points": 30, "earned_points": 30, "lost_points": 0 }, { "level": "ok", "title": "IPv6 (AAAA)", "detail": "2 IPv6 address(es) detected.", "category": "dns", "max_points": 10, "earned_points": 10, "lost_points": 0 }, { "level": "ok", "title": "Name server redundancy", "detail": "3 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": "5 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": "ok", "title": "MTA-STS", "detail": "Mail transport policy.", "category": "mail", "max_points": 5, "earned_points": 5, "lost_points": 0 }, { "level": "ok", "title": "TLS-RPT", "detail": "TLS reporting policy.", "category": "mail", "max_points": 5, "earned_points": 5, "lost_points": 0 }, { "level": "ok", "title": "Valid TLS certificate", "detail": "57 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": "5 of 9 evaluated headers detected.", "category": "security", "max_points": 35, "earned_points": 19, "lost_points": 16 }, { "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": [ "172.66.137.69", "172.66.135.39" ], "AAAA": [ "2606:4700:10::ac42:8945", "2606:4700:10::ac42:8727" ], "CNAME": [], "MX": [ "10 ALT3.ASPMX.L.GOOGLE.COM.", "1 ASPMX.L.GOOGLE.COM.", "10 ALT4.ASPMX.L.GOOGLE.COM.", "5 ALT1.ASPMX.L.GOOGLE.COM.", "5 ALT2.ASPMX.L.GOOGLE.COM." ], "TXT": [ "\"openai-domain-verification=dv-npkKrPnMzVo0lmzbVS4nK5YG\"", "\"google-site-verification=Xx6rcwg__jhXuHJAfmL8MLRZwcA4ez_mOs4lgwlMnRQ\"", "\"cloudflare_dashboard_sso=b3673a21fbd712f79388b04a3884c62f\"", "\"ZOOM_verify_jH16yskgyfHCgAWyqCv5QJ\"", "\"cd5el775p6g1lgajk8p14vluo4\"", "\"20BA988EAE\"", "\"anthropic-domain-verification-haj54n=rrecsFL1cuLwHfEqxufWJIdkk\"", "\"apple-domain-verification=ca5rWTQBFwGOtz3w\"", "\"slack-domain-verification=4TQzCn8uVWfGayeY3SP45tzYaMryWzF31fRwGRI0\"", "\"miro-verification=4ffc666a4d2ac4ad0652130cc2a21cc520b253ed\"", "\"atlassian-sending-domain-verification=84e03732-b487-4d8b-ba20-c3d456196b13\"", "\"asv=abe11217222bbf31cc2d91c3aa57bd75\"", "\"intacct-esk=DFC726834C6BC646E0533A06410A893F\"", "\"atlassian-domain-verification=SMN5RHFrOoNsUTF6RkUvTD9ImgpuwaZR8ZVyyEy9RI9f0k47hjR7RmqdoVaY46aW\"", "\"14C791132C\"", "\"hibp-verify=dweb_hl2fyjjv58hsk1ykzsrds627\"", "\"v=spf1 include:56hzk6i6fv.powerspf.com ~all\"", "\"google-site-verification=m3egEBb1cjRt6K-HHWb3GGmebYYuQmOGOQoXsly_yMc\"", "\"onetrust-domain-verification=0fa8a425e21541eba87a470dfde21976\"", "\"google-site-verification=znd6IQ9ZP2tNE6VkOgxTjz_9IEUVsP5cked-VUak3cg\"" ], "NS": [ "ns-201-b.gandi.net.", "ns-179-a.gandi.net.", "ns-118-c.gandi.net." ], "SOA": [ "ns1.gandi.net. hostmaster.gandi.net. 1785974400 10800 3600 604800 10800" ], "CAA": [], "DS": [], "DNSKEY": [], "RRSIG": [], "NSEC": [], "NSEC3": [], "SRV": [], "NAPTR": [], "TLSA": [], "SSHFP": [] }, "ipv4": [ "172.66.137.69", "172.66.135.39" ], "ipv6": [ "2606:4700:10::ac42:8945", "2606:4700:10::ac42:8727" ] }, "mail": { "spf": "v=spf1 include:56hzk6i6fv.powerspf.com ~all", "dmarc": "v=DMARC1; p=quarantine; rua=mailto:o63zp0xl7z@rua.powerdmarc.com; ruf=mailto:o63zp0xl7z@ruf.powerdmarc.com; pct=100;", "dkim_selector": "google", "dkim_host": "google._domainkey.nesta.org.uk", "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArOWJo1HYa7KKQ+MAgd9jpfqVSjmAnTE3b1zMph6R8aMdJLkD45A1tDY99weR3rsTyEVV57H1sxcrsyadLm+aBq7cqWrI4MgEVnVKoA3Bp1bX1XAvb2wSDqRi0RPrvYiJwgkA7gV0W5d0fy2n3c2i7YPXqWU8HECFSrw5cxjGTiplDwHp5unPmdB6VkVLqSQp9GSdE67vGi+CtUzO0FD+PUVd1A5ELVTO8qKSdsj5dRGUAYWsfEwn6Fq/pFZ82pY3jde26ag9Hx2KHoqVRsNqEUQVIiCUAmOS5tzsQNURguoQqQrgj0qIqp623D+OFQ9a8A9LRvpVUFcSUlviESARmwIDAQAB", "spf_analysis": { "valid": true, "lookups": 1, "final": "~all", "message": "Within the estimated limit" }, "dmarc_analysis": { "valid": true, "policy": "quarantine" }, "bimi": "", "mta_sts": "v=STSv1; id=20250605120618395860;", "tls_rpt": "v=TLSRPTv1;rua=mailto:o63zp0xl7z@tls.powerdmarc.com" }, "advanced": { "ptr": "", "propagation": { "consistent": true, "results": [ { "provider": "Google", "server": "8.8.8.8", "result": [ "172.66.135.39", "172.66.137.69" ], "time_ms": 108.79 }, { "provider": "Cloudflare", "server": "1.1.1.1", "result": [ "172.66.135.39", "172.66.137.69" ], "time_ms": 24.8 }, { "provider": "Quad9", "server": "9.9.9.9", "result": [ "172.66.135.39", "172.66.137.69" ], "time_ms": 25.91 }, { "provider": "OpenDNS", "server": "208.67.222.222", "result": [ "172.66.135.39", "172.66.137.69" ], "time_ms": 38.01 }, { "provider": "AdGuard", "server": "94.140.14.14", "result": [ "172.66.135.39", "172.66.137.69" ], "time_ms": 66.99 } ] } }, "ssl": { "available": true, "issuer": "Google Trust Services", "subject": "nesta.org.uk", "valid_from": "2026-07-08T08:28:12-05:00", "valid_to": "2026-10-06T09:28:10-05:00", "days_remaining": 57, "san": [ "nesta.org.uk", "*.nesta.org.uk" ], "protocol": "TLSv1.3", "cipher": "TLS_AES_256_GCM_SHA384" }, "http": { "url": "https://www.nesta.org.uk/", "status": "HTTP/2 200 ", "http_version": "3", "headers": { "date": "Mon, 10 Aug 2026 11:19:58 GMT", "content-type": "text/html; charset=utf-8", "location": "https://www.nesta.org.uk/", "server": "cloudflare", "cf-ray": "a28e9bcc28121141-ORD", "cf-cache-status": "DYNAMIC", "cache-control": "s-maxage=3600", "strict-transport-security": "max-age=2592000", "vary": "Cookie, accept-encoding", "via": "1.1 heroku-router", "cross-origin-opener-policy": "same-origin", "nel": "{\"report_to\":\"heroku-nel\",\"response_headers\":[\"Via\"],\"max_age\":3600,\"success_fraction\":0.01,\"failure_fraction\":0.1}", "referrer-policy": "no-referrer-when-downgrade", "report-to": "{\"group\":\"heroku-nel\",\"endpoints\":[{\"url\":\"https://nel.heroku.com/reports?s=s6vD%2FVyIFqsA643UcU5j24cZvp8gWBq9h6PdC30yqOM%3D\\u0026sid=c4c9725f-1ab0-44d8-820f-430df2718e11\\u0026ts=1786360798\"}],\"max_age\":3600}", "reporting-endpoints": "heroku-nel=\"https://nel.heroku.com/reports?s=s6vD%2FVyIFqsA643UcU5j24cZvp8gWBq9h6PdC30yqOM%3D&sid=c4c9725f-1ab0-44d8-820f-430df2718e11&ts=1786360798\"", "x-content-type-options": "nosniff", "x-frame-options": "DENY" }, "security_checks": { "strict-transport-security": true, "content-security-policy": false, "x-content-type-options": true, "x-frame-options": true, "referrer-policy": true, "permissions-policy": false, "cross-origin-opener-policy": true, "cross-origin-embedder-policy": false, "cross-origin-resource-policy": false }, "server": "cloudflare", "powered_by": "" }, "webpage": { "url": "https://www.nesta.org.uk/", "title": "Nesta | UK innovation agency for social good", "description": "Nesta is an innovation agency for social good. We design, test and scale new solutions to society’s biggest problems, changing millions of lives for the better.", "success": true, "error": "", "status": 200 }, "network": { "172.66.137.69": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" }, "172.66.135.39": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" } }, "smtp": { "host": "ALT3.ASPMX.L.GOOGLE.COM", "ports": [ { "port": 25, "open": false, "time_ms": 1.3, "banner": "", "error": "Network is unreachable" }, { "port": 465, "open": false, "time_ms": 4016.9, "banner": "", "error": "Connection timed out" }, { "port": 587, "open": false, "time_ms": 4040.1, "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": 80.83 }