kst-rugholm.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 October 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 209.42.196.213 is hosted by PrivateSystems Networks (AS63410) in The Netherlands. Mail is handled by mail.kst-rugholm.dk. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 209.42.196.213 | 600s | cw105.codafgroup.com | AS63410 | PrivateSystems Networks | 209.42.192.0/18 | 🇳🇱 The Netherlands | Amsterdam |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 1 | 600s | mail.kst-rugholm.dk | 57.129.144.46 | rs6-lon.serverhostgroup.com | AS16276 OVH SAS |
| TXT Record |
|---|
| klaviyo-site-verification=TYVKZM |
| v=spf1 +a +mx +ip4:139.162.237.168 include:relay.mailchannels.net include:_custspf.one.com ~all |
| Policy | Record (kst-rugholm.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +ip4:139.162.237.168 include:relay.mailchannels.net include:_custspf.one.com ~all |
| Policy | Record (_dmarc.kst-rugholm.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| www | 209.42.196.213 (AS63410) (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
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101801 |
| 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 | 2023-10-09 |
| Expires | 2027-10-08 (347d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-19 00:45:25 shown | 885ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 15:12:07 | 536ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-17 12:04:16 | 1212ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 08:04:20 | 740ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 20:25:16 | 1155ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 03:31:54 | 1004ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-17 10:31:18 | 1094ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-13 06:39:39 | 6219ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-17 20:30:54 | 853ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 00:38:28 | 1727ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 17:36:24 | 1136ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 05:19:36 | 1501ms | 2 NS 1 A 1 MX | 🔒 Secure |