ab-tegneteknik.dk is a .dk domain served by 4 nameservers (ns1.dotserv.com, ns1.dotserv.net, ns2.dotserv.com and 1 more). It was registered on 6 November 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.217.4 is hosted by Atea A/S (AS21060) in Denmark. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.dotserv.com | — | — | — |
| ns1.dotserv.net | — | — | — |
| ns2.dotserv.com | — | — | — |
| ns2.dotserv.net | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 178.20.217.4 | — | parking.enavn.dk | AS21060 | Atea A/S | 178.20.216.0/23 | 🇩🇰 Denmark | — |
| Policy | Record (_dmarc.ab-tegneteknik.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | comodoca.com |
| 0 | issue | letsencrypt.org |
| www | 178.20.217.4 (AS21060) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2016120700 |
| Primary NS (MNAME) | ns1.dotserv.com |
| Responsible (RNAME) | hostmaster@dotserv@com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2001-11-06 |
| Expires | 2026-12-31 (69d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-27 15:00:36 | 542ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-02 16:01:45 | 2531ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-24 20:22:53 | 637ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-21 13:08:48 | 1165ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 12:44:44 shown | 595ms | 4 NS 1 A 0 MX | 🔓 Insecure |