Generated: 2026-08-11T07:12:47-05:00
| Status | Check | Points | Details |
|---|---|---|---|
| OK | IPv4 (A) | 30/30 | 2 IPv4 address(es) detected. |
| OK | IPv6 (AAAA) | 10/10 | 2 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. |
| ERROR | DNSSEC chain | 0/15 | Both DS and DNSKEY are required. |
| ERROR | CAA policy | 0/5 | Certificate authority restriction. |
| OK | DNS propagation | 10/10 | Agreement between public resolvers. |
| OK | MX records | 20/20 | 2 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 | 60 day(s) remaining. |
| OK | Certificate lifetime | 10/10 | Full points require at least 30 days remaining. |
| WARNING | HTTP security headers | 8/35 | 2 of 9 evaluated headers detected. |
| ERROR | PTR reverse DNS | 0/30 | PTR not detected. |
| OK | IPv4 diversity | 35/35 | Two or more IPv4 addresses receive full points. |
| OK | IPv6 connectivity | 35/35 | AAAA availability. |
| OK | DNS resolution | 40/40 | At least one address family must resolve. |
| OK | HTTP response | 40/40 | HTTP/2 200 |
| OK | HTTPS final URL | 20/20 | Final URL uses HTTPS. |
| Tipo | Values |
|---|---|
| A | 104.20.37.155 172.66.164.76 |
| AAAA | 2606:4700:10::ac42:a44c 2606:4700:10::6814:259b |
| CNAME | |
| MX | 10 mail2.hpi.uni-potsdam.de. 20 mail3.hpi.uni-potsdam.de. |
| TXT | "v=spf1 mx include:_spf.eu.messagegears.net include:spf.protection.outlook.com ip4:141.89.221.252 ip4:141.89.221.132 a:hpi.managed-otrs.com ~all" "successfactors-site-verification=NWM5MGE5OGRiOTlkMzIxNGMzY2MyOTdmNjhlM2IxYzk4MzZjMzFjMzVlYmNhZWJhOGU3ZDMyYTA4NjY1MjliMw==" "adobe-idp-site-verification=b6c090cb7d9b25e647241721d58e9c0f409043ed5fee95518cde252f23196f7a" "MS=ms44865061" "apple-domain-verification=yDgbolXT8d89WWs6" "d365mktkey=gibcDyqoY9eO87F4rw4l9cv8VwirsnRjvRgJcjpDYYgx" "perplexity-ai-domain-verification-wg1x04=CEGavzabOVuWMBfGqFlXoT1sK" "google-site-verification=shC4y3WeoKxaiQGgPp51sXkcpV1kn9P451_OrWnxSLc" "asv=9daefb29545c062d0113cd9fcb4d5c49" "mentimeter-6eeac9ef-e4e9-467c-ab56-e0bc39841ab4" "ahrefs-site-verification_035fb4d9bc76499cdbe44d36da7fac1c3c47cc082c72157b3dd0f0202e66b9cf" "HARICA-eTN75usKDoRotJqF54V" "MS=C81B4AE128C478099F4E9AE8116D784BEBDB871E" "docusign=d73a39b3-8deb-464f-9ec1-ece9cb3e6121" "miro-verification=d6f0f1c49588e224acbf943e34b7a112f01620e1" "openai-domain-verification=dv-sEBgIrRGG6Ru1WdPcXAqJLxD" |
| NS | www8.hpi-web.de. dns1.hpi.uni-potsdam.de. www7.hpi.de. mail3.hpi.uni-potsdam.de. |
| SOA | dns1.hpi.uni-potsdam.de. admin.hpi.uni-potsdam.de. 2026081001 28800 7200 604800 3600 |
| CAA | |
| DS | |
| DNSKEY | |
| RRSIG | |
| NSEC | |
| NSEC3 | |
| SRV | |
| NAPTR | |
| TLSA | |
| SSHFP |