ltu.dk is a .dk domain served by 2 nameservers (tan-dns01.tang.ind.yacn.dk, tan-dns02.tang.ind.yacn.dk). It was registered on 24 March 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.97.209 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx10.skolekom.dk, mx20.skolekom.dk and 2 more. 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 |
|---|---|---|---|
| tan-dns01.tang.ind.yacn.dk | 193.88.11.6 | — | AS3292 TDC Holding A/S |
| tan-dns02.tang.ind.yacn.dk | 193.88.11.7 | — | AS3292 TDC Holding A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 94.231.97.209 | 300s | nginx1.relationhouse.dk | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 21600s | mx10.skolekom.dk | — | — | — |
| 20 | 21600s | mx20.skolekom.dk | — | — | — |
| 30 | 21600s | mx30.skolekom.dk | — | — | — |
| 40 | 21600s | mx40.skolekom.dk | — | — | — |
| TXT Record |
|---|
| uvmid=173210 |
| www CNAME | ltu.dk (all on ltu.dk) → 94.231.97.209 (AS48854) |
| www vs bare domain | Same network |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2021120924 |
| Primary NS (MNAME) | tan-dns01.tang.ind.yacn.dk |
| Responsible (RNAME) | hostmaster@tangora.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 40000s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1998-03-24 |
| Expires | 2027-03-31 (163d) |
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 |
|---|---|
| klublyngby.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 00:08:45 shown | 448ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-01 18:36:48 | 3330ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-25 02:36:49 | 10862ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-20 18:03:03 | 1158ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-20 00:46:10 | 619ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-17 13:40:56 | 1715ms | 2 NS 1 A 4 MX | 🔓 Insecure |