gasudbyder.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 4 April 2026 (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, 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.
| 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 | CNAME / IP |
|---|---|
| 🔷 Autodiscover | gasudbyder.dk → 46.183.138.100 |
| 🔶 Autoconfig | gasudbyder.dk → 46.183.138.100 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| TXT Record |
|---|
| spf2.0/pra |
| v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (gasudbyder.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (_dmarc.gasudbyder.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www CNAME | gasudbyder.dk (all on gasudbyder.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 2/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.gasudbyder.dk | gasudbyder.dk |
| 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@gasudbyder.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2026-04-04 |
| Expires | 2027-04-03 (160d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 09:00:30 shown | 951ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-16 20:25:09 | 859ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-10 10:20:17 | 2257ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-09 09:43:19 | 664ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 23:19:30 | 2291ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 18:33:52 | 1629ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-30 18:25:17 | 966ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-30 07:00:15 | 1059ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 13:16:15 | 896ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-18 00:57:39 | 9526ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-15 12:59:52 | 1108ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-04 12:35:50 | 872ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 18:55:35 | 713ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 04:23:44 | 5131ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 07:37:17 | 1114ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-07 17:50:29 | 1122ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-01 18:27:13 | 9071ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 18:52:44 | 2472ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-07-17 15:03:56 | 8702ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-07-15 14:20:26 | 1019ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 15:24:59 | 1510ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-26 21:44:17 | 777ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-23 18:03:18 | 1070ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 08:45:48 | 1271ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 09:27:42 | 880ms | 5 NS 1 A 3 MX | 🔓 Insecure |