skibepaaholmen.dk is a .dk domain served by 2 nameservers (ns6.sitnet.dk, ns7.sitnet.dk). It was registered on 5 October 2007 (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 our latest 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 (skibepaaholmen.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.skibepaaholmen.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; sp=none; rua=mailto:tcod1eh2@ag.eu.dmarcadvisor.com; |
| www CNAME | skibepaaholmen.dk (all on skibepaaholmen.dk) → 178.72.21.206 (AS3342) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 10 iterations · 4-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 | 4401 |
| 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 | 2007-10-05 |
| Expires | 2027-10-31 (379d) |
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 109.
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-17 05:40:36 shown | 9210ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-16 05:19:25 | 1757ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-15 01:22:26 | 9765ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-14 01:05:25 | 9831ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-12 22:54:46 | 5165ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-10 20:37:04 | 6104ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 18:46:33 | 1445ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 16:25:26 | 18190ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-07 16:21:21 | 19801ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-06 16:02:29 | 1491ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-05 14:37:05 | 5633ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-04 14:35:53 | 1087ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-03 14:32:58 | 5216ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 14:32:24 | 1898ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 14:30:31 | 1197ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 14:16:09 | 5399ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 20:54:59 | 5301ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 08:07:04 | 9585ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 07:48:53 | 17386ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 07:23:03 | 2155ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 07:08:18 | 9557ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 06:45:34 | 17304ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 06:32:56 | 10464ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 02:56:41 | 18274ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-18 23:59:59 | 5786ms | 2 NS 1 A 1 MX | 🔒 Secure |