{ "ok": true, "domain": "bas.ac.uk", "generated_at": "2026-08-10T18:29:18-05:00", "cache": { "hit": true, "ttl": 0 }, "score": { "total": 78, "label": "Good", "categories": { "dns": 70, "mail": 90, "security": 69, "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": "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": "75 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": 4, "lost_points": 31, "detail": "1 of 9 evaluated headers detected." }, { "category": "network", "title": "PTR reverse DNS", "max_points": 30, "earned_points": 30, "lost_points": 0, "detail": "PTR: redirect.dxw.net" }, { "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": "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": "75 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": "1 of 9 evaluated headers detected.", "category": "security", "max_points": 35, "earned_points": 4, "lost_points": 31 }, { "level": "ok", "title": "PTR reverse DNS", "detail": "PTR: redirect.dxw.net", "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": [ "54.228.199.127" ], "AAAA": [], "CNAME": [], "MX": [ "10 bas-ac-uk.mail.protection.outlook.com." ], "TXT": [ "\"google-site-verification=xrbqPw15lQojOFYBM88DVl1uvMui0qpIMSkgkTyGElw\"", "\"MS=ms82104363\"", "\"PS0779790\"", "\"v=spf1 ip4:192.171.137.70/32 ip4:72.35.23.0/24 ip4:72.35.12.0/24 ip4:192.162.216.0/22 ip4:208.70.128.0/21 ip4:185.38.180.0/22 ip4:89.104.206.0/23 ip4:68.71.200.64/27 ip6:2a01:77c0:1180::/46 ip6:2a01:77c0:6::/47 ip6:2001:978:2a01::/48 ip6:2001:978:2a02::/4\" \"8 ip4:93.95.12.0/22 ip4:151.236.208.0/23 ip4:212.57.248.0/24 ip4:195.62.216.0/23 ip4:93.159.202.0/23 include:changepointasp.com include:spf.protection.outlook.com include:spf.dynect.net include:_spf.elasticemail.com include:ciphr247.com ?ip4:81.3.21.107/\" \"32 ?ip4:81.3.21.110/32 ~all\"", "\"QuoVadis=a794b674-26a3-4ecc-8ccb-6048269e857b\"" ], "NS": [ "nile.ns.cloudflare.com.", "april.ns.cloudflare.com." ], "SOA": [ "april.ns.cloudflare.com. dns.cloudflare.com. 2410771809 10000 2400 604800 1800" ], "CAA": [], "DS": [], "DNSKEY": [], "RRSIG": [], "NSEC": [], "NSEC3": [], "SRV": [], "NAPTR": [ "100 10 \"s\" \"x-eduroam:radius.tls\" \"\" _radsec._tcp.roaming.ja.net." ], "TLSA": [], "SSHFP": [] }, "ipv4": [ "54.228.199.127" ], "ipv6": [] }, "mail": { "spf": "v=spf1 ip4:192.171.137.70/32 ip4:72.35.23.0/24 ip4:72.35.12.0/24 ip4:192.162.216.0/22 ip4:208.70.128.0/21 ip4:185.38.180.0/22 ip4:89.104.206.0/23 ip4:68.71.200.64/27 ip6:2a01:77c0:1180::/46 ip6:2a01:77c0:6::/47 ip6:2001:978:2a01::/48 ip6:2001:978:2a02::/48 ip4:93.95.12.0/22 ip4:151.236.208.0/23 ip4:212.57.248.0/24 ip4:195.62.216.0/23 ip4:93.159.202.0/23 include:changepointasp.com include:spf.protection.outlook.com include:spf.dynect.net include:_spf.elasticemail.com include:ciphr247.com ?ip4:81.3.21.107/32 ?ip4:81.3.21.110/32 ~all", "dmarc": "v=DMARC1;p=quarantine;pct=0;rua=mailto:ZJPR95tF7zH@dmarc-rua.mailcheck.service.ncsc.gov.uk,mailto:dmarc-aggregate@ukri.org", "dkim_selector": "selector1", "dkim_host": "selector1._domainkey.bas.ac.uk", "dkim": "v=DKIM1; k=rsa; 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"ORD58-P1", "alt-svc": "h3=\":443\"; ma=86400", "x-amz-cf-id": "gI8B7iT-RoP9iRSLSToQTyoI7TMRbQ-ttJED9yKa2kw4SGq6nVOHTg==", "age": "20166" }, "security_checks": { "strict-transport-security": true, "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://www.bas.ac.uk/", "title": "Homepage - British Antarctic Survey", "description": "Uncovering the secrets of Earth's polar and frozen regions - from the depths of the oceans to the inner edge of space.", "success": true, "error": "", "status": 200 }, "network": { "54.228.199.127": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" } }, "smtp": { "host": "bas-ac-uk.mail.protection.outlook.com", "ports": [ { "port": 25, "open": false, "time_ms": 23.3, "banner": "", "error": "Network is unreachable" }, { "port": 465, "open": false, "time_ms": 4040.1, "banner": "", "error": "Connection timed out" }, { "port": 587, "open": false, "time_ms": 4030, "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": 81.86 }