tcluft.dk is a .dk domain served by 2 nameservers (ns.nsd.dk, ns2.nsd.dk). It was registered on 16 March 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by tcluft-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|
| ns.nsd.dk | 172.104.147.68 | ns.nsd.dk | AS63949 Akamai Connected Cloud |
| ns2.nsd.dk | 62.242.205.2 | ns2.nsd.dk | AS3292 TDC Holding A/S |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 20 | 3599s | tcluft-dk.mail.protection.outlook.com | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.8 |
| TXT Record |
|---|
| MS=ms76679860 |
| v=spf1 include:spf.protection.outlook.com a:mail.tcluft.dk a:antispam.nsd.dk ~all |
| Policy | Record (tcluft.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.protection.outlook.com a:mail.tcluft.dk a:antispam.nsd.dk ~all |
| www CNAME | www.trykluft-centret.dk (all on trykluft-centret.dk) |
| www vs bare domain | Only www resolves tcluft.dk: no address (all like this)www.tcluft.dk: 104.21.67.122 172.67.221.230 2606:4700:3031::6815:437a 2606:4700:3035::ac43:dde6 (AS13335) |
| Wildcard | No |
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 | 2026062202 |
| Primary NS (MNAME) | ns.nsd.dk |
| Responsible (RNAME) | admin@ns.nsd.dk |
| Refresh | 3600s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2010-03-16 |
| Expires | 2027-03-31 (157d) |
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).
| Domain | Registrar |
|---|---|
| trykluft-centret.dk | Netkant ApS |
| trykluftcentret.dk | DANDOMAIN A/S |
| trykluftnettet.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-24 16:21:10 | 1550ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-15 01:33:58 | 2762ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-14 00:57:29 | 1151ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-08 11:02:44 | 3328ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-07 10:49:01 | 1431ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-05 23:53:44 | 1390ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-29 23:26:33 | 2097ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-28 23:19:54 | 1325ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-25 22:04:04 | 2208ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-23 21:23:37 | 1551ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-17 21:27:06 | 2467ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-10 19:52:43 | 1965ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-03 16:47:51 | 1239ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-26 12:54:54 | 1036ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-20 20:24:57 | 1954ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-18 15:47:24 | 1144ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-17 10:46:48 | 5391ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-15 08:21:45 | 5775ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-08 04:45:08 | 10174ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-06 07:57:56 | 2097ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-03 15:11:44 | 3193ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-28 14:44:47 | 1319ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-25 10:46:56 | 10094ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-24 10:22:45 | 1169ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-11 21:13:11 | 1436ms | 2 NS 0 A 1 MX | 🔓 Insecure |