dueh.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 18 November 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 194.1.147.32 is hosted by K Media Tech Ltd. (AS210250) in United Kingdom. Mail is handled by dueh-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 194.1.147.32 | — | wpx.net | AS210250 | K Media Tech Ltd. | 194.1.147.0/24 | 🇬🇧 United Kingdom | Manchester |
| 194.1.147.70 | — | wpx.net | AS210250 | K Media Tech Ltd. | 194.1.147.0/24 | 🇬🇧 United Kingdom | Manchester |
| TXT Record |
|---|
| v=spf1 +ip4:35.214.132.215 +ip4:103.2.140.81 +ip4:5.254.55.40 +ip4:35.214.178.109 +a include:spf.protection.outlook.com +mx include:_4cbf5fbf4437e930b6d483a94f4fc0d4.spf.dnssmarthost.net ~all |
| Policy | Record (dueh.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +ip4:35.214.132.215 +ip4:103.2.140.81 +ip4:5.254.55.40 +ip4:35.214.178.109 +a include:spf.protection.outlook.com +mx include:_4cbf5fbf4437e930b6d483a94f4fc0d4.spf.dnssmarthost.net ~all |
| www | 194.1.147.32 194.1.147.70 (AS210250) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 4/10 · policy: ~all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026060404 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2014-11-18 |
| Expires | 2026-11-30 (43d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 14:47:08 | 647ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-25 06:40:25 | 958ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-10 11:23:48 | 1652ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-26 09:34:15 | 1207ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-25 17:24:42 | 1221ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-07 22:12:36 | 1981ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-09 05:37:36 | 1556ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-02 00:16:43 | 726ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-17 04:55:49 shown | 1010ms | 2 NS 2 A 1 MX | 🔒 Secure |