byrum.dk is a .dk domain served by 4 nameservers (ns-1307.awsdns-35.org, ns-155.awsdns-19.com, ns-1951.awsdns-51.co.uk and 1 more). It was registered on 31 January 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.214.22.217 is hosted by JP/Politikens Hus A/S (AS50783) in Denmark. 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 |
|---|---|---|---|---|---|---|---|
| 91.214.22.217 | 21600s | — | AS50783 | JP/Politikens Hus A/S | 91.214.20.0/22 | 🇩🇰 Denmark | Copenhagen |
| www CNAME | byrum.dk (all on byrum.dk) → 91.214.22.217 (AS50783) |
| www vs bare domain | Same network |
| 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 | 1 |
| Primary NS (MNAME) | ns-534.awsdns-02.net |
| Responsible (RNAME) | awsdns-hostmaster@amazon.com |
| Refresh | 7200s |
| Retry | 900s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1997-01-31 |
| Expires | 2027-03-31 (165d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
Showing 100 of 124.
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-08-26 15:56:12 shown | 714ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-24 14:24:03 | 1179ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-16 18:25:23 | 411ms | 4 NS 1 A 0 MX | 🔓 Insecure |