extern.dk is a .dk domain served by 3 nameservers (ns1.avalonia.com, ns2.avalonia.com, ns3.avalonia.com). It was already in the .dk zone when our tracking began on 16 June 2026. The zone is of unknown DNSSEC status, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.avalonia.com | 80.197.219.44 | — | AS3292 TDC Holding A/S |
| ns2.avalonia.com | 80.197.219.45 | — | AS3292 TDC Holding A/S |
| ns3.avalonia.com | 77.221.229.14 | — | AS42876 Unit IT A/S |
| www | 80.63.55.70 (AS3292) (address records, no CNAME) |
| www vs bare domain | Only www resolves (all like this) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: timed out |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-10 03:37:31 | 4114ms | 3 NS 0 A 2 MX | 🔓 Insecure |
| 2026-10-09 01:07:12 shown | 39768ms | 3 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-08 01:02:37 | 34895ms | 3 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-04 15:10:42 | 32383ms | 3 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-08 18:16:36 | 25388ms | 3 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-22 13:56:46 | 766ms | 3 NS 0 A 2 MX | ❓ Unknown |
| 2026-06-17 09:09:52 | 5521ms | 3 NS 0 A 2 MX | 🔓 Insecure |