it-huset.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 194.239.18.121 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mail.webglobe.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 |
|---|---|---|---|---|---|---|---|
| 194.239.18.121 | 3600s | 121.98-126.18.239.194.in-addr.arpa willis.itide.dk |
AS3292 | TDC Holding A/S | 194.239.0.0/16 | 🇩🇰 Denmark | Højbjerg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.webglobe.dk | 185.21.40.33 | director1.mf.wannafind.dk | AS48854 team.blue Denmark A/S |
| www CNAME | willis.itide.dk (all on itide.dk) → 194.239.18.121 (AS3292) |
| www vs bare domain | Same network |
| Wildcard | No |
| 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 | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2020072990 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 15:24:19 | 989ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 05:06:15 | 354ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 00:42:59 | 558ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 00:30:21 | 551ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 19:54:11 | 466ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 14:11:31 shown | 533ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 04:18:40 | 808ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 05:53:15 | 834ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 18:13:36 | 703ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 11:40:14 | 1035ms | 4 NS 1 A 1 MX | 🔒 Secure |