tjeknu.dk is a .dk domain served by 3 nameservers (ns1.netsite.dk, ns2.netsite.eu, ns3.netsite.se). It was registered on 10 August 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.224.18.200 is hosted by Netsite A/S (AS205206) in Denmark. Mail is handled by .. The zone is not DNSSEC-signed, publishes a 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.224.18.200 | 3600s | parked.netsite.host | AS205206 | Netsite A/S | 185.224.16.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (tjeknu.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.tjeknu.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject |
| www | 185.224.18.200 (AS205206) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 0/10 · 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 | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026082001 |
| Primary NS (MNAME) | ns1.netsite.dk |
| Responsible (RNAME) | hostmaster@netsite.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Netsite A/S |
| Registered | 2026-08-10 |
| Expires | 2027-08-09 (294d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 02:49:10 | 556ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-16 02:39:04 | 577ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 12:57:55 | 576ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 11:23:25 | 1673ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 03:03:00 | 664ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 02:45:55 | 460ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 01:42:16 | 514ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-21 19:32:16 | 617ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-10 13:26:04 | 1049ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-07 21:27:12 | 474ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-28 01:13:43 | 476ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-25 17:03:50 | 527ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-20 02:34:07 shown | 1070ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-13 21:53:28 | 2986ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-11 10:26:17 | 718ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-10 01:04:43 | 1387ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-08 22:13:28 | 718ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-05 20:15:03 | 1134ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-01 14:22:47 | 595ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-30 15:02:06 | 715ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-29 04:28:30 | 710ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-27 17:40:33 | 9751ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-26 17:35:29 | 8652ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-25 17:05:53 | 16589ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-24 16:38:07 | 751ms | 1 NS 0 A 0 MX | ❓ Unknown |