dyn-dns.dk is a .dk domain served by 4 nameservers (ns1.hldns.com, ns2.hldns.com, ns3.hldns.com and 1 more). It was registered on 3 January 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 199.249.188.77 is hosted by Cogent Communications, LLC (AS174) in United States. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 199.249.188.77 | 38400s | mail.hldns.com | AS174 | Cogent Communications, LLC | 199.249.188.0/24 | 🇺🇸 United States | — |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| 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 | 1515010291 |
| Primary NS (MNAME) | ns1.hldns.com |
| Responsible (RNAME) | steffan@hldns.com |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 38400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2018-01-03 |
| Expires | 2027-01-31 (106d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-05 17:15:37 shown | 4476ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-30 09:14:32 | 2962ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-17 05:10:35 | 1563ms | 4 NS 1 A 0 MX | 🔓 Insecure |