mesterbyggeren.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 15 May 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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 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 |
|---|---|---|---|---|---|---|---|
| 217.116.232.215 | 3600s | 215.giga-ptr.232.116.217.in-addr.arpa web15.gigahost.dk |
AS47292 | — | — | — | — |
| 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 | mesterbyggeren.dk → 217.116.232.215 |
| 🔶 Autoconfig | mesterbyggeren.dk → 217.116.232.215 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| www CNAME | mesterbyggeren.dk (all on mesterbyggeren.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.mesterbyggeren.dk | mesterbyggeren.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 | 2026061801 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@mesterbyggeren.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2016-05-15 |
| Expires | 2027-07-31 (276d) |
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 |
|---|---|
| foreningenjacobsensplads.dk | Punktum dk A/S (direct) |
| marinehandlen.dk | Punktum dk A/S (direct) |
| sydfynsbyggefirma.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-25 01:12:45 | 919ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-22 14:38:23 | 788ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-21 10:14:40 | 943ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-15 20:50:28 | 830ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 08:38:34 | 988ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-02 00:58:07 | 586ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 23:12:48 | 948ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-19 22:19:10 | 1113ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-10 16:08:45 | 840ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-08 16:00:20 | 1472ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 18:26:16 | 862ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 12:22:28 | 2764ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 05:48:07 | 3446ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-08 03:15:13 | 3122ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-01 11:23:49 | 1203ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 15:58:00 | 9736ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-17 00:12:34 | 10094ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-10 09:59:27 | 1029ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 14:34:54 | 1924ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-28 09:48:32 | 2094ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-20 04:28:45 | 1899ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-19 15:45:05 shown | 4579ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 11:51:39 | 1110ms | 5 NS 1 A 3 MX | 🔓 Insecure |