Generated: 2026-08-08T20:13:54-05:00
| Status | Check | Points | Details |
|---|---|---|---|
| OK | IPv4 (A) | 30/30 | 1 IPv4 address(es) detected. |
| ERROR | IPv6 (AAAA) | 0/10 | 0 IPv6 address(es) detected. |
| OK | Name server redundancy | 20/20 | 4 NS record(s); 2 or more required. |
| OK | SOA record | 10/10 | Authoritative zone record. |
| OK | DNSSEC chain | 15/15 | DS and DNSKEY detected. |
| ERROR | CAA policy | 0/5 | Certificate authority restriction. |
| OK | DNS propagation | 10/10 | Agreement between public resolvers. |
| OK | MX records | 20/20 | 1 MX record(s). |
| OK | SPF | 25/25 | SPF policy published. |
| OK | DMARC | 25/25 | DMARC policy published. |
| OK | DKIM | 20/20 | A DKIM selector was verified. |
| ERROR | MTA-STS | 0/5 | Mail transport policy. |
| ERROR | TLS-RPT | 0/5 | TLS reporting policy. |
| OK | Valid TLS certificate | 55/55 | 182 day(s) remaining. |
| OK | Certificate lifetime | 10/10 | Full points require at least 30 days remaining. |
| WARNING | HTTP security headers | 19/35 | 5 of 9 evaluated headers detected. |
| OK | PTR reverse DNS | 30/30 | PTR: cwi.nl |
| WARNING | IPv4 diversity | 20/35 | Two or more IPv4 addresses receive full points. |
| ERROR | IPv6 connectivity | 0/35 | AAAA availability. |
| OK | DNS resolution | 40/40 | At least one address family must resolve. |
| OK | HTTP response | 40/40 | HTTP/1.1 200 OK |
| OK | HTTPS final URL | 20/20 | Final URL uses HTTPS. |
| Tipo | Values |
|---|---|
| A | 192.16.191.48 |
| AAAA | |
| CNAME | |
| MX | 10 mx.soverin.net. |
| TXT | "HARICA-SnDN4Irx82qOUXNni8S" "MS=ms63043750" "CWI (Centrum Wiskunde & Informatica)=pnqgTeOiurzbz4yD" "adobe-idp-site-verification=a8667c98581a66df82f18dd9b4ec9ad04d2b0214fda298afa04b69ae89b16b4d" "apple-domain-verification=vKvt2VfbB2WZUhzQ" "Science Park 123, 1098 XG Amsterdam, Netherlands" "ZOOM_verify_QtFtKLPNUTBlqUfH6kXTNZ" "ZOOM_verify_-TwabqfPQI2RrsWzDjTwfQ" "v=spf1 ip4:192.16.191.0/27 ip4:192.174.88.179 ip4:192.174.88.180 ip4:13.58.74.171 include:_spf.surfmailfilter.nl include:projects5.greenlightsolutions.nl include:spf.protection.outlook.com ~all" "Centrum Wiskunde & Informatica" |
| NS | ns1.zurich.surf.net. ns2.cwi.nl. dwalin.nikhef.nl. ns1.cwi.nl. |
| SOA | ns1.cwi.nl. hostmaster.cwi.nl. 2026072001 28800 7200 604800 43200 |
| CAA | |
| DS | 56785 8 2 14C2AF77C4F5C1A4DDC95943A215F4FF8BFCA17FF11A351CC2A487F3 DA77F328 |
| DNSKEY | 256 3 8 AwEAAcqAbiAUl+LRRHQohiLVU6j4eAIdVC3f5nOEr4RitxYiSzimJlz0 0Fk2j7yqwDohGbm1mQ8jN75QWTN1y36klN62oj3GzNFgFAm0AU4UqCqQ AzhH3bO/6KYvQjGxl2C5MYAhlFIQukKT5ZMojbkaDPPMmUeaoRGpmN6v 0Itus9Dd 257 3 8 AwEAAaLgTgDQgiJ3w1AqTwzxPEB+0HSPpw5peFRdLW4Ju6rtdFD1wJTT iGe/yWCHqQk2xuQdiKRNNGXCgM8UlYs2h+zopJHOU/lybzF3fJD2Ur9o SQ+tWGRg0YVmXHXBHXi1Yub6AhpDkEH3XClhRLZeZMdVoCZeB7UVrqaT i2dIoTopPF+hXCQgus+dLJgn/0KYfGYy2Xx2xU99haVY32YrjFeCIQPL UGzd2Y7akzaFhq8wzYEIse5qnefbLmbT+bJq+jQH2vY3E/ste5ATgORG 5SGGKSKG+lC+r7H1mpj88J41by8g0ZkmOJRtN99sR0IcDRq8VH5KHIVo xGHj/IrtQRE= |
| RRSIG | DNSKEY 8 2 86400 20260918101538 20260720101538 32073 cwi.nl. p0gJR2ELjBxJRlVceRjrYzrbbg5zbqPF1DHsglE6eJWPeEg5syhI5M8f OwEwFTPHDPBCcYGxldK2yNo7XVTio4o9ttsC2zzQpY0zRBUwEh9KaPyx GdblvutANzcTDJCOAk54cqeyyMW/h4IH07vXlb+loGAs5ikN8+wpg7J7 hKQ= DNSKEY 8 2 86400 20260918101538 20260720101538 56785 cwi.nl. fM+5MGsaPbZ886qoa/qtjuKOQJq8NdAxeqJoc0Tye/YT+mdSBgF7ROA4 0/tavVAuspdsIpF5Xj0Wnx3RENPAAseNuG4DKuh2QUCdCr4cZExTzNcM 9uL7MdzIyLosJTeyfISyruhcV09cVvKPtH2qKPiOeuUQoLXuQdMowBDy pcrw0LPgps3pl3zz78kV+iZ7VREc+moyq+pUWPklI11U0FEIdY3YTAop PEPLyJWPlPTmo5JB8qseQAif9ag0iaLb2bF1ln9741tTokQYJpG6TkkZ 22B71+oOzgAb4aCxzrvnUECBwKqZeiD1sKO7fwhv4cDmpv42Yr0WK4oh DPy8KA== TXT 8 2 86400 20260918101538 20260720101538 32073 cwi.nl. LQD2z9qIMrUjfwnAL/U/iuLNgad0jaJ0CTUaWmrigaCIM7qTI4Fiit76 JnE2POkeRAfxyLEkFRwSX7pHvHF97PZYyZtlURGfZBN69tBW6sD/mDBF nFjX19ERvU4IpGcJ5qFJzYztFAPN8pSMd1sqY5z8rye5pXTTrJQxmmjd 7H8= MX 8 2 300 20260918101538 20260720101538 32073 cwi.nl. YCku8SyjjwvbF2eCuGTHQ3gksspvX3hv0n05BatQ2T1hCTY4SJtwM/WV Z/g7HoxMfG3ESeYdHouu8D/rY3JjII9zh7TJJKwDltfMewPVlEVBnNj2 wf9DFmlTBRilXEfhAdd2i7ccRg+aJd1k1HEmUDaGXTaWP4F/O7oC5/ru k3w= A 8 2 86400 20260918101538 20260720101538 32073 cwi.nl. RaA6Hh69JeGdF6BQRousvOHr6lpS5jSpLSJzG3hRwNb26Y45uUteufb5 NIiyoTnskqVehaNS+F9+n9TaJqkvzah0sg0gyaF6ZBk/mPPJctshcXwG ywItl5XCq6AhG1JIWgyu81blbccvxfLQ0ps2I1NNs6zHu2icmUkTpgu8 2dU= NS 8 2 86400 20260918101538 20260720101538 32073 cwi.nl. aXFfU/oEY/86zYlc7G4oxAhP+wWJWCV5xU/dzxTSKgg0svAka1OFcUR7 f29gNbBChTUCAJYyLLI7JmOs/TqWs5ogRIxspZ/wXQMR84v9LgCci4D3 NZUZM97xK4avcU0GlpmvJ0KBVJuYfYKmN5Yc9nbffBr5c3bRKNa6FDX3 C9s= SOA 8 2 86400 20260918101538 20260720101538 32073 cwi.nl. dQ37UDeZ9IRkV7iC8hAJde7U1nnUGaAEyBl+Nl5saqEuaLy71kxBhY31 6sCQiAhsqUReO9TmQsdZlRvXhFVnVkvhw2IpvEoyhioyEH6Xh9qIbPYm rVJhz6gLuUj1+8Xxd0vzHm9Y0SOmhYUKwbIo9RQsDGTt0pz9HxYWBMzO sQc= DS 13 2 3600 20260823130833 20260726050723 467 nl. lCBvv84iXVi7emK2ZW9Gq2kLzZPaMZoxXxZet/3Jl+NisLqUSCypawkb GjBxHcPInyVoEZnLdYudzb9Wx2Sr4A== NSEC3PARAM 8 2 0 20260918101538 20260720101538 32073 cwi.nl. trBhpOYpkuzKPOA3OOtqzOel7b+mmssYtRO9+or0HXdCY4kMGgXM5MMu zW/s+eIkj8XAzlJwK/CJ/jBCk3bNlgbJkxebjItmtbIPDGFfQYt2HrPq XW+0sJE7T/OuIYoV/soSTLg833wK+8tWMwQiWibAuNgz6rJICg9XvnrZ U7A= |
| NSEC | |
| NSEC3 | |
| SRV | |
| NAPTR | |
| TLSA | |
| SSHFP |