{ "ok": true, "domain": "tum.de", "generated_at": "2026-08-08T22:09:40-05:00", "cache": { "hit": true, "ttl": 0 }, "score": { "total": 89, "label": "Good", "categories": { "dns": 95, "mail": 70, "security": 88, "network": 85, "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": 10, "lost_points": 0, "detail": "1 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": 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": 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": 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": "88 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": 23, "lost_points": 12, "detail": "6 of 9 evaluated headers detected." }, { "category": "network", "title": "PTR reverse DNS", "max_points": 30, "earned_points": 30, "lost_points": 0, "detail": "PTR: move2space.de" }, { "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": 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/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": "ok", "title": "IPv6 (AAAA)", "detail": "1 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": "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": "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": "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": "88 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": "6 of 9 evaluated headers detected.", "category": "security", "max_points": 35, "earned_points": 23, "lost_points": 12 }, { "level": "ok", "title": "PTR reverse DNS", "detail": "PTR: move2space.de", "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": "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/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": [ "129.187.254.228" ], "AAAA": [ "2001:4ca0:0:103::81bb:fee4" ], "CNAME": [], "MX": [ "100 postrelay1.lrz.de.", "100 postrelay2.lrz.de." ], "TXT": [ "\"D-TRUST=YFUFRV97OOGVFAYORKALQYZ\"", "\"bw=UGjzuUOdXCI3ug1kQ2emVoj5D5yYnZDCS72jBNyGexs1\"", "\"google-site-verification=r0TlyWzOr-nbp1S5pSMzTsxeEnOFRjk7S0Zq8Hb_A6s\"", "\"v=spf1 a:mail.zv.tum.de a:mail.ze.tum.de redirect=_spf.mail.lrz.de\"", "\"Foxit-domain-verification=116f60d9e8a810fb28cac4580850729f\"", "\"google-gws-recovery-domain-verification=70938335\"" ], "NS": [ "dns2.lrz.bayern.", "dns3.lrz.eu.", "dns1.lrz.de." ], "SOA": [ "dns1.lrz.de. hostmaster.lrz.de. 2026080629 21600 1800 3600000 86400" ], "CAA": [], "DS": [ "43156 8 2 F66E5A2574BD195A483A62953E811AB207B11DD9B412390769924586 F91F90D4" ], "DNSKEY": [ "256 3 8 AwEAAbqIWlhWbkmxP9LqBrBzOb+LKAAT8RQIvu88hqeMqmrbJfjFFSbX rEfxTbyplcs9cUwAEFpPw2M2FaHEif+Hy0UQx64QoCaoexPYVzCXHiDx zAEOL+vTfVoES34IhGZqxfUfiN/yHLCwZXLEWhqVhzUXv7KpK3VenO13 +pePi/+z80QjAeiW9Fl03pZOu7/hEgQXGxIzu9pGx8NNx6gpvMxX5AFN fNcZWV/PECeHuN0lf4LDJuDcUlOzUY/xeAXHBS/ukt2aMedUC+UvQdgT AbYkSQVTfjAjp67TRaWqnJl0h7k7M3wyjNh5EGFTfxh5hAcP+U5zBQNG KsX+jyEMD9s=", "256 3 8 AwEAAbVZFmEqJlSi/cgJP1Kmphib9xUjj2Hg1qCD3aTKLt1uUvvyxQHR nNyou1PP5jxhszVFxFDHFYhr93GjE1y0nAusrej0rZvTtyd0pyRTwXtW cB5nrCkW9gJEQNA/Nsy21trf1jcu7ZqWY0TDmZ3YKfTrwfkPBb0pr9sb R64Mdtbtyyn39pTM56/cT+E7N6C4tvqMoHwwHDictfoEfdJnaS9U3E7g cQovAXAP8e02oNiSUKbh/VFY29r6mDq5aVncjnGffnBUiTs/DpsiusIQ cdygyZL4uDUaRGpjwAlnNXOsiXTWul9z5NETHyoTboUz1S55Osu7YZj5 7zAYtTKa4r0=", "257 3 8 AwEAAcCEAvlRmcsHQJDDjdgAozJA5OHlJiWaTBmvGIKr/QdRGUzhh5Y8 I0/5YlnnXzR8fGzdHOYS7hxvCMUc6OUrDRO8GkhlcRf2bkoUqEZm5V0i mlJnnleI1pyb88t5EgTBGDpVdpAv93D/BtM+OhI0mZQflQSzjoiLFO5i dzdlp1/OevhWLchFOpZyt4enD0Xsu0l+tbCg6qfmIwlW2pvsivE4b4Fu bllcJTBiL6JCpJFAuLPpVF2W8kJ36j1UFJKVbx+3xrYxhui681y6z7Jn +UF/am9mKCYW05N8SKd87/KyIKLundPkxiISmAHrap29BSF7zeSRGtId XRs2TydJCOk=" ], "RRSIG": [ "NS 8 2 86400 20261031233008 20260808231834 6718 tum.de. FRRpRrD8+AopyTmurGxNZf+ShPR+8qwSdqHPHqOiqhXTPixPRFQ3noS2 fDHq7w2rlBhV6U5XoAP+whnCScZ4nWoWpJfyZnB55mBvKGDauAqxsBSC FpripcBBZEX7nLNHoYom1knMsFBWdj2eQthf8mj9Yg2UXTe3BDIFRNN0 uQEim2hVrMQx/4xf2w8HPnTrJyMJsLrFy+tE/8hGewZx8EQfqmc/BLo2 SQ6Sk8W5MR64WrJt93GCfYsxSt5lEIEJ6CHPoVhzWjUduGLsJeTac2bp iLa0jH5IpyyZWQ9iTbuMy9M1QEGKnKWvQNNLOJOSxIuJYedqGegHtMoL /UEMjw==", "MX 8 2 86400 20261031233008 20260808231834 6718 tum.de. ViSR2iT6ZAF6FTxtgFE25hXK+5HLNXRVov/TZfvTM5jDkdJEWjvcZynE NeR9DsnPpfN0fvfZOw+G8V5p1FTSWvkrUXMINOL2IjMQ+Lcn55zfr6nT kRVZempvmlifrzbdlgc3qLpAnk94KMAA67Mzsv3G6tvgkydqxdVjP2W2 6usx/xuCgWFQ1u7G4JRDZiwuDPmLIP4epZs3DQ3eI7xRUE/eelx/KbNv QfqpKXssxgFDO2nvZQvToiMt4t4cjJirNgdHCAbtoh2FKMGwOd6SrBGN u8VwzZow2Vmv7lxWXFh9mutC6KzD8Ml5kjHdBSc2ulFaV6DlNF7clSAx 4vRmBQ==", "DS 8 2 86400 20260817120903 20260803103903 32911 de. l4CHnSyVv7zcM9YZ+pGECkSdrLpSYTjOsAB3YA7cPHNjYV7wfpdjdxZn jUC8hlVP1inIWFitK1O+tjNC6bYgUsS4OYS94+6PnDo4C4Y0bNfPkAZU cf7cQcOF0JpHfI1Irg28JMGpP8J87ndpPgo9RDoY2db+4hWMgupbluoH Okc=" ], "NSEC": [ "150.tum.de. A NS SOA MX TXT AAAA NAPTR RRSIG NSEC DNSKEY TYPE65534" ], "NSEC3": [], "SRV": [], "NAPTR": [ "100 10 \"s\" \"x-eduroam:radius.tls\" \"\" _radsec._tcp.eduroam.de." ], "TLSA": [], "SSHFP": [] }, "ipv4": [ "129.187.254.228" ], "ipv6": [ "2001:4ca0:0:103::81bb:fee4" ] }, "mail": { "spf": "v=spf1 a:mail.zv.tum.de a:mail.ze.tum.de redirect=_spf.mail.lrz.de", "dmarc": "v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@lrz.de", "dkim_selector": "x", "dkim_host": "", "dkim": "", "spf_analysis": { "valid": true, "lookups": 3, "final": "", "message": "Within the estimated limit" }, "dmarc_analysis": { "valid": true, "policy": "quarantine" }, "bimi": "", "mta_sts": "", "tls_rpt": "" }, "advanced": { "ptr": "move2space.de", "propagation": { "consistent": true, "results": [ { "provider": "Google", "server": "8.8.8.8", "result": [ "129.187.254.228" ], "time_ms": 181.56 }, { "provider": "Cloudflare", "server": "1.1.1.1", "result": [ "129.187.254.228" ], "time_ms": 144.32 }, { "provider": "Quad9", "server": "9.9.9.9", "result": [ "129.187.254.228" ], "time_ms": 151.29 }, { "provider": "OpenDNS", "server": "208.67.222.222", "result": [ "129.187.254.228" ], "time_ms": 558.54 }, { "provider": "AdGuard", "server": "94.140.14.14", "result": [ "129.187.254.228" ], "time_ms": 144.38 } ] } }, "ssl": { "available": true, "issuer": "Let's Encrypt", "subject": "tumde.it.tum.de", "valid_from": "2026-08-07T13:46:16-05:00", "valid_to": "2026-11-05T12:46:15-06:00", "days_remaining": 88, "san": [ "tum.de", "tumde.it.tum.de" ], "protocol": "TLSv1.3", "cipher": "TLS_AES_256_GCM_SHA384" }, "http": { "url": "https://www.tum.de/", "status": "HTTP/1.1 200 OK", "http_version": "2", "headers": { "date": "Sun, 09 Aug 2026 03:09:30 GMT", "server": "Apache/2", "strict-transport-security": "max-age=86400000; includeSubDomains; preload", "location": "https://www.tum.de/", "content-type": "text/html; charset=utf-8", "content-language": "de", "expires": "Sun, 09 Aug 2026 06:08:08 GMT", "cache-control": "max-age=10718", "pragma": "public", "referrer-policy": "strict-origin-when-cross-origin", "content-security-policy": "default-src 'self' data: https://cloud.ccm19.de wss://*.tum.de https://api.session-replays.io wss://api.session-replays.io https://*.tum.de https://tum.de https://www.google.com/ https://ajax.googleapis.com https://cse.google.com https://www.youtube.com https://www.youtube-nocookie.com https://www.br.de https://maps.google.de https://geoportal.bayern.de https://www.googleapis.com https://clients1.google.com https://encrypted-tbn0.gstatic.com https://encrypted-tbn1.gstatic.com https://encrypted-tbn2.gstatic.com https://encrypted-tbn3.gstatic.com https://ngp.zdf.de https://www.arte.tv https://zdfvodnone-vh.akamaihd.net https://img.youtube.com https://www.ardaudiothek.de https://tum.cloud.panopto.eu https://vimeo.com https://player.vimeo.com https://open.spotify.com https://spotify.com https://anchor.fm/ https://www.ardmediathek.de; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://cloud.ccm19.de https://ajax.googleapis.com https://api.session-replays.io twipla-analytics.tum.de; style-src 'self' 'unsafe-inline'; frame-src 'self' https://www.ardsounds.de https://www.ardaudiothek.de https://www.youtube-nocookie.com https://player.vimeo.com https://ngp.zdf.de https://www.br.de https://www.arte.tv https://www.ardmediathek.de https://open.spotify.com https://podcasters.spotify.com https://creators.spotify.com https://anchor.fm; frame-ancestors 'self'; base-uri 'self'; form-action 'self' https://*.tum.de; report-uri https://sentry2.in2code.de/api/19/security/?sentry_key=3eebfda547ed55b0e7f39fdf229429f9", "permissions-policy": "camera=(), microphone=(), geolocation=(), payment=(), usb=(), bluetooth=(), accelerometer=(), gyroscope=()", "x-content-type-options": "nosniff", "x-frame-options": "SAMEORIGIN", "x-xss-protection": "1; mode=block", "x-ua-compatible": "IE=edge" }, "security_checks": { "strict-transport-security": true, "content-security-policy": true, "x-content-type-options": true, "x-frame-options": true, "referrer-policy": true, "permissions-policy": true, "cross-origin-opener-policy": false, "cross-origin-embedder-policy": false, "cross-origin-resource-policy": false }, "server": "Apache/2", "powered_by": "" }, "webpage": { "url": "https://www.tum.de/", "title": "The Entrepreneurial University - TUM", "description": "Technische Universität München: Eine der führenden deutschen Universitäten für Forschung und Lehre in Natur und Ingenieurwissenschaften.", "success": true, "error": "", "status": 206 }, "network": { "129.187.254.228": { "success": false, "country": "", "region": "", "city": "", "asn": "", "organization": "", "isp": "" } }, "smtp": { "host": "postrelay1.lrz.de", "ports": [ { "port": 25, "open": false, "time_ms": 126.7, "banner": "", "error": "Network is unreachable" }, { "port": 465, "open": false, "time_ms": 4011.4, "banner": "", "error": "Connection timed out" }, { "port": 587, "open": false, "time_ms": 4002, "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": 77.35 }