tkmail.dk is a .dk domain served by 4 nameservers (ns1-37.azure-dns.com, ns2-37.azure-dns.net, ns3-37.azure-dns.org and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. 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.
| www | Exists, no address |
| www vs bare domain | Neither resolves tkmail.dk: no address www.tkmail.dk: no address |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 1 |
| Primary NS (MNAME) | ns1-37.azure-dns.com |
| Responsible (RNAME) | azuredns-hostmaster@microsoft.com |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 23:46:07 | 350ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-30 20:10:54 | 433ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-29 15:54:07 | 382ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-02 19:56:50 | 758ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-26 13:57:39 | 1023ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-19 03:53:57 shown | 2943ms | 4 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-18 07:08:11 | 547ms | 4 NS 0 A 0 MX | 🔒 Secure |