4it.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 9 March 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.183.138.100 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. The zone is not DNSSEC-signed, has no 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.183.138.100 | 3600s | — | AS47292 | Sentia Denmark A/S | 46.183.138.0/23 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| www CNAME | 4it.dk (all on 4it.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026102201 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@4it.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | GIGAHOST ApS |
| Registered | 2004-03-09 |
| Expires | 2028-03-31 (525d) |
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).
| Domain | Registrar |
|---|---|
| p-online.dk | GIGAHOST ApS |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 17:28:42 shown | 1301ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-15 02:54:41 | 821ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 16:50:49 | 3817ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 15:53:40 | 915ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 14:33:58 | 838ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-20 21:16:25 | 928ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-10 11:06:57 | 792ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-05 11:22:28 | 1500ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 10:57:53 | 690ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-21 03:52:53 | 1869ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 04:41:45 | 5233ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-06 23:49:12 | 1962ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-07-30 19:28:40 | 1981ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 15:56:38 | 980ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-17 16:08:20 | 9275ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-12 20:17:23 | 9235ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 14:20:31 | 9948ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-25 22:44:59 | 1410ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-18 08:44:09 | 858ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-16 12:42:11 | 1244ms | 5 NS 1 A 3 MX | 🔓 Insecure |