billig-isolering.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 26 March 2017 (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 |
|---|---|---|---|---|---|---|---|
| 46.183.138.100 | 3600s | — | 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 | billig-isolering.dk → 46.183.138.100 |
| 🔶 Autoconfig | billig-isolering.dk → 46.183.138.100 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| www CNAME | billig-isolering.dk (all on billig-isolering.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.billig-isolering.dk | billig-isolering.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@billig-isolering.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2017-03-26 |
| Expires | 2027-03-31 (161d) |
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 |
|---|---|---|---|
| 2026-10-15 17:31:20 | 2379ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 04:43:52 | 1074ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-02 00:47:28 | 1148ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 00:42:34 | 731ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 16:46:35 | 900ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-18 06:06:00 | 670ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-11 04:38:26 | 1167ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-04 03:34:39 | 871ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 22:43:56 | 642ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 16:34:21 | 1192ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-14 03:09:38 | 4341ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-06 12:26:29 | 1364ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-02 06:17:26 | 1143ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 17:09:16 | 1477ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-16 22:00:35 | 1349ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-09 21:31:33 | 952ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 11:23:17 | 2654ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-25 10:45:55 | 744ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-22 15:52:18 | 967ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-19 11:04:36 shown | 1277ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-16 14:32:05 | 2970ms | 5 NS 1 A 3 MX | 🔓 Insecure |