tjmail.dk is a .dk domain served by 4 nameservers (ns001.dmzhouse.dk, ns002.dmzhouse.dk, ns003.dmzhouse.dk and 1 more). It was registered on 5 September 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.dmzhouse.dk. 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 86400s | mail.dmzhouse.dk | 212.130.96.37 | mail.dmzhouse.dk | AS3292 TDC Holding A/S |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves tjmail.dk: no address www.tjmail.dk: no address |
| Wildcard | No |
| 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 | 2024080501 |
| Primary NS (MNAME) | ns001.dmzhouse.dk |
| Responsible (RNAME) | hostmaster@tjgroup.dk |
| Refresh | 21600s |
| Retry | 3600s |
| Expire | 691200s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | IT FORUM GRUPPEN A/S |
| Registered | 2000-09-05 |
| Expires | 2027-09-30 (338d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 23:38:54 | 593ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-27 06:39:38 shown | 797ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-19 18:50:16 | 13516ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-17 15:42:25 | 1746ms | 4 NS 0 A 1 MX | 🔓 Insecure |