warmuseum.dk is a .dk domain served by 2 nameservers (ns6.sitnet.dk, ns7.sitnet.dk). It was registered on 2 January 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.72.21.206 is hosted by Cibicom A/S (AS3342) in Denmark. Mail is handled by mx01.dandomain.dk. The zone is DNSSEC-signed and validates, publishes a 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns6.sitnet.dk | 107.162.234.197 2604:e180:1071::3:1 |
— — |
AS55002 F5, Inc. AS55002 F5, Inc. |
| ns7.sitnet.dk | 107.162.176.221 2604:e180:1071::ffff:6ba2:b0dd |
— — |
AS55002 F5, Inc. AS55002 F5, Inc. |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 178.72.21.206 | 3600s | www.natmus.dk | AS3342 | Cibicom A/S | 178.72.16.0/21 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx01.dandomain.dk | 212.237.249.50 | mx1.dandomain.dk | AS48854 team.blue Denmark A/S |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (warmuseum.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.warmuseum.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; rua=mailto:tcod1eh2@ag.eu.dmarcadvisor.com; |
| www CNAME | warmuseum.dk (all on warmuseum.dk) → 178.72.21.206 (AS3342) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 10 iterations · 2-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | Revoked (empty key) |
| dkim | — | Revoked (empty key) |
| k1 | — | Revoked (empty key) |
| — | Revoked (empty key) | |
| s1 | — | Revoked (empty key) |
| s2 | — | Revoked (empty key) |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 3727 |
| Primary NS (MNAME) | ns6.sitnet.dk |
| Responsible (RNAME) | hostmaster@statens-it.dk |
| Refresh | 10800s |
| Retry | 1080s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2018-01-02 |
| Expires | 2027-01-31 (106d) |
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 106.
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 05:43:31 | 5180ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-15 05:30:25 | 4716ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-14 04:49:41 | 9817ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-13 00:22:51 | 2431ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-11 20:29:46 | 6173ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-10 19:26:05 | 1108ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 19:23:28 | 17267ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 14:57:11 | 18114ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-07 14:53:17 | 2740ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-06 13:09:30 | 18031ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-05 12:58:02 | 9323ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-04 12:39:45 | 1102ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-03 12:37:34 | 1309ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 12:37:09 | 5127ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 12:36:21 shown | 5084ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 12:32:01 | 5320ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 12:12:04 | 19462ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 12:07:02 | 2165ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 11:56:53 | 17428ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 11:40:42 | 17232ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 11:31:28 | 9522ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 11:24:31 | 17684ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 11:17:04 | 3683ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 01:22:23 | 9577ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-22 01:25:31 | 17450ms | 2 NS 1 A 1 MX | 🔒 Secure |