trudsø.dk is a .dk domain served by 2 nameservers (art.ns.cloudflare.com, margot.ns.cloudflare.com). It was registered on 25 April 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.12.126 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.12.126 | — | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.194.127 | — | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::ac43:c27f | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3032::6815:c7e | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.12.126,172.67.194.127 ech=AEX+DQBBbAAgACAxx2XvV4JFUCVdgEmdGoqDip2taUNXK2q8lgpoC9YLSQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:c27f,2606:4700:3032::6815:c7e |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve trudsø.dk: 104.21.12.126 172.67.194.127 2606:4700:3035::6815:c7e 2606:4700:3035::ac43:c27f (AS13335) (all like this)www.trudsø.dk: no address |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2406658453 |
| Primary NS (MNAME) | art.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2006-04-25 |
| Expires | 2027-04-30 (184d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-11 20:47:40 | 1142ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-10 19:24:29 | 620ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-03 08:12:24 | 469ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-03 05:28:17 | 460ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-24 03:50:14 | 9417ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-26 21:05:13 | 715ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-13 06:14:35 | 958ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-06 01:19:50 | 850ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-30 17:11:37 | 786ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-23 05:23:46 | 939ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 23:58:21 | 417ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-06-19 23:06:52 | 483ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-06-17 11:49:23 shown | 747ms | 2 NS 2 A 0 MX | 🔒 Secure |