k64.dk is a .dk domain served by 2 nameservers (ns1.vsdata.dk, ns2.vsdata.dk). It was registered on 7 October 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.38 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by aabenraa-vvs-dk.mx1.staysecuregroup.com, mx2-dk.centerasecurity.dk and 1 more. 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 |
|---|---|---|---|
| ns1.vsdata.dk | 176.22.214.90 | cpe.ge-3-3-6-100.sdbnqe10.dk.customer.tdc.net | AS3292 TDC Holding A/S |
| ns2.vsdata.dk | 37.128.213.70 | — | AS39642 Sinal A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.40.38 | 10800s | vm0849.enterprisecloud.nu | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| v=spf1 include:_spf.staysecuregroup.com include:spf.lmmail.dk include:_spf.centerasecurity.dk ip4:195.249.71.0/24 -all |
| Policy | Record (k64.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.staysecuregroup.com include:spf.lmmail.dk include:_spf.centerasecurity.dk ip4:195.249.71.0/24 -all |
| www | 195.249.71.11 (AS3292) (address records, no CNAME) |
| www vs bare domain | Different networks (all like this) |
| Wildcard | No |
DNS lookups: 8/10 · policy: -all
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| 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 | 2024030101 |
| Primary NS (MNAME) | ns1.vsdata.dk |
| Responsible (RNAME) | support@gidion.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 777600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1999-10-07 |
| Expires | 2026-12-31 (74d) |
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 |
|---|---|
| kollegie6400.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 20:13:04 | 632ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-30 01:34:59 | 1354ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-01 07:34:10 shown | 1313ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-22 16:15:18 | 5207ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-21 16:47:29 | 926ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 08:08:51 | 968ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 04:02:05 | 2533ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-18 21:14:33 | 1034ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 13:45:36 | 2682ms | 2 NS 1 A 3 MX | 🔓 Insecure |