port-security.dk is a .dk domain served by 3 nameservers (ns1.mainns.de, ns2.mainns.eu, ns3.mainns.net). It was registered on 27 November 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 116.202.21.136 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mx01.mail-redirect.de, mx02.mail-redirect.eu. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 116.202.21.136 | 900s | cs3.web-redirect.eu | AS24940 | Hetzner Online GmbH | 116.202.0.0/15 | 🇩🇪 Germany | Falkenstein |
| 116.202.9.166 | 900s | cs1.web-redirect.eu | AS24940 | Hetzner Online GmbH | 116.202.0.0/15 | 🇩🇪 Germany | Falkenstein |
| 116.203.213.72 | 900s | cs2.web-redirect.eu | AS24940 | Hetzner Online GmbH | 116.202.0.0/15 | 🇩🇪 Germany | Nuremberg |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:c010:3f9c::1 | 900s | cs1.web-redirect.eu | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Falkenstein |
| 2a01:4f8:c17:c19c::1 | 900s | cs3.web-redirect.eu | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Falkenstein |
| 2a01:4f8:c2c:abf5::1 | 900s | cs2.web-redirect.eu | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | — |
| TXT Record |
|---|
| v=spf1 mx mx:mx01.mail-redirect.de mx:mx02.mail-redirect.eu ~all |
| Policy | Record (port-security.dk) |
|---|---|
| ~all (soft fail) | v=spf1 mx mx:mx01.mail-redirect.de mx:mx02.mail-redirect.eu ~all |
| www | 116.202.21.136 116.202.9.166 116.203.213.72 2a01:4f8:c010:3f9c::1 2a01:4f8:c17:c19c::1 2a01:4f8:c2c:abf5::1 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network port-security.dk: 116.202.21.136 116.202.9.166 116.203.213.72 2a01:4f8:c010:3f9c::1 (AS24940) www.port-security.dk: 116.202.21.136 116.202.9.166 116.203.213.72 2a01:4f8:c010:3f9c::1 (AS24940) |
| Wildcard | No |
DNS lookups: 3/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx01.mail-redirect.de | DANE-EE · SPKI · SHA-256 | BBA35B39E66666AA437CE368B6960F49… |
| SMTP _25._tcp.mx02.mail-redirect.eu | DANE-EE · SPKI · SHA-256 | BBA35B39E66666AA437CE368B6960F49… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 1777940512 |
| Primary NS (MNAME) | ns1.mainns.de |
| Responsible (RNAME) | info@domains.resellerinterface.de |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 900s |
| Field | Value |
|---|---|
| Registrar | Key-Systems GmbH |
| Registered | 2025-11-27 |
| Expires | 2026-11-26 (38d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-05 19:40:27 | 1091ms | 3 NS 3 A 2 MX | 🔓 Insecure |
| 2026-09-30 19:00:52 | 1433ms | 3 NS 3 A 2 MX | 🔓 Insecure |
| 2026-07-21 03:46:24 | 1967ms | 3 NS 3 A 2 MX | 🔓 Insecure |
| 2026-06-22 03:08:22 shown | 1062ms | 3 NS 3 A 2 MX | 🔓 Insecure |
| 2026-06-19 23:11:45 | 2232ms | 3 NS 3 A 2 MX | 🔓 Insecure |
| 2026-06-17 12:11:40 | 1270ms | 3 NS 3 A 2 MX | 🔓 Insecure |