byjorn.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 16 May 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.247.70.108 is hosted by Rackhosting.com ApS (AS31590) in Denmark. The zone is DNSSEC-signed but currently fails validation, has no DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 77.247.70.108 | 3600s | — | AS31590 | Rackhosting.com ApS | 77.247.64.0/20 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 77.247.70.108 |
| 🔶 Autoconfig | 77.247.70.108 |
| www | 77.247.70.108 (AS31590) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | broken trust chain resolving 'byjorn.dk/DS/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2026051800 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2026-05-16 |
| Expires | 2027-05-15 (202d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 18:12:17 | 439ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-30 17:57:52 | 573ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-23 03:14:17 | 594ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-06 03:00:22 | 735ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-30 06:13:15 | 14101ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-04 12:13:19 | 1021ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-24 06:18:08 shown | 532ms | 3 NS 1 A 0 MX | ⚠️ Bogus |
| 2026-06-16 18:24:53 | 283ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-16 18:20:27 | 470ms | 3 NS 1 A 0 MX | 🔒 Secure |