{ "ok": true, "domain": "manchester.ac.uk", "generated_at": "2026-08-08T21:25:46-05:00", "cache": { "hit": true, "ttl": 0 }, "score": { "total": 82, "label": "Good", "categories": { "dns": 70, "mail": 90, "security": 84, "network": 50, "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": "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": "2 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": "51 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": 30, "lost_points": 0, "detail": "PTR: ec2-18-133-51-167.eu-west-2.compute.amazonaws.com" }, { "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/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": "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": "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": "2 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": "51 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": "ok", "title": "PTR reverse DNS", "detail": "PTR: ec2-18-133-51-167.eu-west-2.compute.amazonaws.com", "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": "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/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": [ "18.133.51.167" ], "AAAA": [], "CNAME": [], "MX": [ "10 mxa-0053d701.gslb.pphosted.com.", "10 mxb-0053d701.gslb.pphosted.com." ], "TXT": [ "\"klaviyo-site-verification=WBwv7U\"", "\"autodesk-domain-verification=B6DuBNCmzIEaiwCubsws\"", "\"hcp-domain-verification=d195396d1af0e50f07cd2822981682aaa8bdcb456cf5af2ebc091d26dc0a6182\"", "\"jamf-site-verification=s9hCujnWNAjyNjaEBe2VXA\"", "\"atlassian-domain-verification=DTclkewWdE4wjvI/3OSjwuSCRTV41v/RPZyYKRnHGkSpgMIoIvjKJgXCuN4sLMEi\"", "\"IrtxI7j8sGpIVRkg15wwbxd1zm4HSSRvPiJW24tWkcLe/fGgf8RUCIAFQGZ9v0j3jA7raPRUhNrLgotCOEHocw==\"", "\"globalsign-domain-verification=C4BF0E79BF41F98B9B6FCA2F19185016\"", "\"duo_sso_verification=c5z5IvYVnNPfYvRklpnKKSNk1nAapRFNlHD0lXjsxOptecJeaGFQ7YhweUiwUpfI\"", "\"v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com include:servers.ebsnd.com ~all\"", "\"google-gws-recovery-domain-verification=55206467\"", "\"bw=OON2mN4yVYjYhqJ269Kjx1utEoxFXrZIQJW9OAFnvQ7k\"", "\"clio-domain-verification=459376af7a608ee52294cf38ae3e8e75\"", "\"google-site-verification=bCMX5_dpJPxRLyMi9sSLkfHTC8Eytw0V9ABPnFNWP5E\"", "\"klaviyo-site-verification=UXLTcK\"", "\"hibp-verify=dweb_3ukwusushj4ir5oeayz3tl7r\"", "\"have-i-been-pwned-verification=dweb_kne1y9modsxhzj7iyn4x33yr\"" ], "NS": [ "ns2.manchester.ac.uk.", "ns1.manchester.ac.uk.", "ns4.ja.net." ], "SOA": [ "edns-reynolds-001.net.its.manchester.ac.uk. hostmaster.mcc.ac.uk. 2022126399 10800 3600 1209600 900" ], "CAA": [], "DS": [], "DNSKEY": [], "RRSIG": [], "NSEC": [], "NSEC3": [], "SRV": [], "NAPTR": [ "100 10 \"s\" \"x-eduroam:radius.tls\" \"\" _radsec._tcp.roaming.ja.net.", "100 10 \"S\" \"aaa+auth:radius.tls.tcp\" \"\" _radsec._tcp.openroaming.eduroam.uk." ], "TLSA": [], "SSHFP": [] }, "ipv4": [ "18.133.51.167" ], "ipv6": [] }, "mail": { "spf": "v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com include:servers.ebsnd.com ~all", "dmarc": "v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:dmarc-rua@dmarc.service.gov.uk; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com;", "dkim_selector": "k2", "dkim_host": "k2._domainkey.manchester.ac.uk", "dkim": "v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA0b90ObWaLDc+i9MtTNmGeWO009hr20fIxhGg6XBT2kjZ1DTThopSe1nAndsupmcBwlQ5Q6LJ+ZAxLcujnPIxM0ZBLmgpkv8u6RfY4eFP8OLvdAW3oSuB0DyLDigQX4Sj8wBO4YIdQH6AAmBeOsidsKAFNFUCpc3vCxtBDR12U+cBg724l3sBkMQ8evnz6idnqxq9QAVYh8k4kJ+RP+6cqTdy7LjIm8xY/bQNpQIpGUAuDo2DjLcCDun9DAI4Q/3z+Q0o9QuQIDAQAB;", "spf_analysis": { "valid": true, "lookups": 2, "final": "~all", "message": "Within the estimated limit" }, "dmarc_analysis": { "valid": true, "policy": "reject" }, "bimi": "", "mta_sts": "", "tls_rpt": "" }, "advanced": { "ptr": "ec2-18-133-51-167.eu-west-2.compute.amazonaws.com", "propagation": { "consistent": true, "results": [ { "provider": "Google", "server": "8.8.8.8", "result": [ "18.133.51.167" ], "time_ms": 41.12 }, { "provider": "Cloudflare", "server": "1.1.1.1", "result": [ "18.133.51.167" ], "time_ms": 225.75 }, { "provider": "Quad9", "server": "9.9.9.9", "result": [ "18.133.51.167" ], "time_ms": 159.81 }, { "provider": "OpenDNS", "server": "208.67.222.222", "result": [ "18.133.51.167" ], "time_ms": 231.83 }, { "provider": "AdGuard", "server": "94.140.14.14", "result": [ "18.133.51.167" ], "time_ms": 47.43 } ] } }, "ssl": { "available": true, "issuer": "Sectigo Limited", "subject": "www.manchester.ac.uk", "valid_from": "2025-09-28T19:00:00-05:00", "valid_to": "2026-09-29T18:59:59-05:00", "days_remaining": 51, "san": [ "www.manchester.ac.uk", "manchester.ac.uk" ], "protocol": "TLSv1.2", "cipher": "ECDHE-RSA-AES128-GCM-SHA256" }, "http": { "url": "https://www.manchester.ac.uk/", "status": "HTTP/2 200 ", "http_version": "3", "headers": { "date": "Sun, 09 Aug 2026 02:25:45 GMT", "server": "Apache", "location": "https://www.manchester.ac.uk/", "content-type": "text/html", "x-content-type-options": "nosniff", "strict-transport-security": "max-age=63072000; includeSubDomains", "x-frame-options": "SAMEORIGIN", "referrer-policy": "no-referrer-when-downgrade", "content-security-policy": "frame-ancestors 'self'", "x-xss-protection": "1; mode=block", "x-cache": "Miss from cloudfront", "via": "1.1 bdf66c4e783a15cdf332aaa4055e1d48.cloudfront.net (CloudFront)", "x-amz-cf-pop": "ORD56-P16", "x-amz-cf-id": "TeF1CLHJysri-JtYBPC4TaCWMf-qSoGevfWOUqo-MUtTAgWVsFO9KQ==", "cache-control": "no-cache, must-revalidate", "vary": "Origin" }, "security_checks": { "strict-transport-security": true, "content-security-policy": true, "x-content-type-options": true, "x-frame-options": true, "referrer-policy": true, "permissions-policy": false, "cross-origin-opener-policy": false, "cross-origin-embedder-policy": false, "cross-origin-resource-policy": false }, "server": "Apache", "powered_by": "" }, "webpage": { "url": "https://www.manchester.ac.uk/", "title": "The University of Manchester", "description": "The University of Manchester is the UK’s largest single-site university and a Russell Group member, known for research excellence and a diverse student community.", "success": true, "error": "", "status": 200 }, "network": { "18.133.51.167": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" } }, "smtp": { "host": "mxa-0053d701.gslb.pphosted.com", "ports": [ { "port": 25, "open": false, "time_ms": 23.5, "banner": "", "error": "Connection refused" }, { "port": 465, "open": false, "time_ms": 118.8, "banner": "", "error": "Connection refused" }, { "port": 587, "open": false, "time_ms": 109.2, "banner": "", "error": "Connection refused" } ] }, "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": 95.5 }