byggefirmaetandersen.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 8 March 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.116.232.222 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 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 |
|---|---|---|---|---|---|---|---|
| 217.116.232.222 | 3600s | 222.giga-ptr.232.116.217.in-addr.arpa web22.gigahost.dk |
AS47292 | Sentia Denmark A/S | 217.116.224.0/20 | 🇩🇰 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 | byggefirmaetandersen.dk → 217.116.232.222 |
| 🔶 Autoconfig | byggefirmaetandersen.dk → 217.116.232.222 |
| 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 (byggefirmaetandersen.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (_dmarc.byggefirmaetandersen.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www | 94.231.103.103 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network byggefirmaetandersen.dk: 94.231.103.103 (AS48854) www.byggefirmaetandersen.dk: 94.231.103.103 (AS48854) |
| Wildcard | Yes: any name under the zone resolves |
| 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 |
DNS lookups: 2/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.byggefirmaetandersen.dk | byggefirmaetandersen.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 | 2026070901 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@byggefirmaetandersen.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2007-03-08 |
| Expires | 2027-03-31 (155d) |
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 |
|---|---|
| ekkelundbolig.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-26 20:48:24 | 1402ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-22 06:55:38 | 1021ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-15 05:22:53 | 1269ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 17:13:25 | 1069ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 12:33:40 | 1210ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 11:28:56 | 937ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-18 01:16:30 | 1162ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-11 10:19:32 | 848ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-09 00:38:16 | 977ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 07:55:16 | 887ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 06:41:24 | 6848ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 14:21:39 | 4501ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-06 08:49:56 | 1222ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-31 22:43:27 | 1080ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 12:56:25 | 1439ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-17 14:22:54 | 986ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-10 12:20:35 shown | 8775ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 17:39:19 | 2768ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-25 23:20:22 | 1178ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-18 19:42:18 | 4180ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-16 18:10:35 | 807ms | 5 NS 1 A 3 MX | 🔓 Insecure |