kasperørtoft.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 2 January 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 176.20.24.237 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mailscan.kta.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 176.20.24.237 | 3600s | — | AS3292 | TDC Holding A/S | 176.20.0.0/17 | 🇩🇰 Denmark | Smorumnedre |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 176.20.24.220 |
| TXT Record |
|---|
| v=spf1 a:ktadata.com a:kta.dk a:smtp-server.dk a:smtp-relay.dk ?all |
| Policy | Record (kasperørtoft.dk) |
|---|---|
| ?all (neutral) | v=spf1 a:ktadata.com a:kta.dk a:smtp-server.dk a:smtp-relay.dk ?all |
| www | 176.20.24.237 (AS3292) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 4/10 · policy: ?all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101301 |
| 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 | Punktum dk A/S (direct) |
| Registered | 2014-01-02 |
| Expires | 2027-01-31 (104d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 19:07:10 shown | 879ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 14:49:41 | 4140ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 12:01:01 | 972ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 09:20:33 | 421ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 13:09:56 | 847ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 14:33:22 | 672ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 12:22:53 | 896ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-27 02:58:08 | 744ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 12:11:36 | 323ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 04:48:18 | 992ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 13:37:42 | 1324ms | 2 NS 1 A 1 MX | 🔒 Secure |