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. Mail is handled by mx1.webexchange.nu, mx2.webexchange.nu. 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.
| 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 |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscoverredirect.webexchange.nu → 46.36.209.50 |
| TXT Record |
|---|
| v=spf1 include:spf.wannafind.dk -all |
| Policy | Record (extern.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.wannafind.dk -all |
| 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.
DNS lookups: 3/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2023081701 |
| Primary NS (MNAME) | ns1.avalonia.com |
| Responsible (RNAME) | smb_consultancy@unit-it.dk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-10 03:37:31 shown | 4114ms | 3 NS 0 A 2 MX | 🔓 Insecure |
| 2026-10-09 01:07:12 | 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 |