gaseftersyn.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 4 June 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by secure.lundbergdata.dk, mail.ldasp1.dk. The zone is DNSSEC-signed and validates, 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | secure.lundbergdata.dk | — | — | — |
| 20 | 300s | mail.ldasp1.dk | — | — | — |
| www CNAME | www.naturgaskedelservice.dk (all on naturgaskedelservice.dk) ⚠ Dangling: the CNAME target does not exist. If that name can be claimed (an unregistered domain, or a free name on a hosting platform), whoever claims it controls www.gaseftersyn.dk |
| www vs bare domain | Neither resolves gaseftersyn.dk: no address www.gaseftersyn.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2010051103 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | DANDOMAIN A/S |
| Registered | 2008-06-04 |
| Expires | 2027-06-30 (256d) |
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 |
|---|---|
| aaj-elteknik.dk | DANDOMAIN A/S |
| aaj.dk | DANDOMAIN A/S |
| vvs-netbutik.dk | Punktum dk A/S (direct) |
| vvsnetbutik.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 15:01:40 | 1588ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-25 15:57:07 shown | 453ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-14 23:52:17 | 448ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-27 17:33:00 | 726ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-24 14:41:36 | 639ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-17 09:38:52 | 647ms | 2 NS 0 A 2 MX | 🔒 Secure |