kurstjek.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 25 August 2026 (WHOIS) and first appeared in the .dk zone on 26 August 2026. Its website address 46.30.215.249 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by .. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.30.215.249 | 3600s | webcluster2.webpod18-cph3.g1i.one | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:108:80cc:be35:ddb1:5363 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| google-site-verification=p3r_FDv4FMol4IM_2tknfBrHlrCQ-o6H6ZvHWTwZEo0 |
| www | 46.30.215.249 2a02:2350:5:108:80cc:be35:ddb1:5363 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network kurstjek.dk: 46.30.215.249 2a02:2350:5:108:80cc:be35:ddb1:5363 (AS51468) www.kurstjek.dk: 46.30.215.249 2a02:2350:5:108:80cc:be35:ddb1:5363 (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100101 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2026-08-25 |
| Expires | 2027-08-24 (309d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 00:42:51 shown | 374ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 17:27:23 | 610ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 17:15:10 | 460ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 18:08:21 | 491ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-06 20:54:23 | 1022ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 08:38:52 | 512ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 08:35:13 | 456ms | 2 NS 1 A 1 MX | 🔒 Secure |