mestrene.dk is a .dk domain served by 4 nameservers (ns1.ascio.com, ns2.ascio.com, ns3.ascio.com and 1 more). It was registered on 1 May 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.82.100.161 is hosted by Atea A/S (AS21060) in Denmark. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 80.82.100.161 | 900s | — | AS21060 | Atea A/S | 80.82.96.0/20 | 🇩🇰 Denmark | — |
| www | 212.123.41.105 (AS12915) (address records, no CNAME) |
| www vs bare domain | Different networks (all like this) |
| Wildcard | No |
| 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 | 1690274154 |
| Primary NS (MNAME) | ns1.ascio.com |
| Responsible (RNAME) | it-support@fck.dk |
| Refresh | 3600s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA |
| Registered | 2009-05-01 |
| Expires | 2027-05-31 (225d) |
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 |
|---|---|---|---|
| 2026-09-30 06:21:50 shown | 1236ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-28 03:36:27 | 917ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-23 09:41:22 | 2569ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-07 13:23:31 | 9859ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-18 08:10:04 | 1360ms | 4 NS 1 A 0 MX | 🔓 Insecure |