købenbolig.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 22 October 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.201.39.143 is hosted by Itm8 A/S (AS44398) in Denmark. Mail is handled by mx01.dandomain.dk. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 193.201.39.143 | — | — | AS44398 | Itm8 A/S | 193.201.39.0/24 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx01.dandomain.dk | 212.237.249.50 | mx1.dandomain.dk | AS48854 team.blue Denmark A/S |
| www | 193.201.39.143 (AS44398) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2023061501 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2014-10-22 |
| Expires | 2026-10-31 (4d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 03:59:31 | 518ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-05 01:05:36 | 504ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-04 11:58:25 | 5026ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 11:59:23 | 981ms | 2 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-23 10:55:24 | 427ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 15:36:20 shown | 439ms | 2 NS 1 A 1 MX | 🔒 Secure |