kartholm.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 August 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 192.254.190.123 is hosted by Oracle Corporation (AS31898) in United States. Mail is handled by mail.kartholm.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 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 |
|---|---|---|---|---|---|---|---|
| 192.254.190.123 | 21600s | 192-254-190-123.unifiedlayer.com | AS31898 | Oracle Corporation | 192.254.184.0/21 | 🇺🇸 United States | Phoenix |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 21600s | mail.kartholm.dk | 192.254.190.123 | 192-254-190-123.unifiedlayer.com | AS31898 Oracle Corporation |
| www | 192.254.190.123 (AS31898) (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 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026053101 |
| 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 | 2004-08-09 |
| Expires | 2027-08-31 (313d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 22:11:58 | 988ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 21:59:38 | 668ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-22 01:41:34 | 894ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-18 13:21:40 | 691ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 18:28:04 | 578ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 05:52:27 | 861ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-25 14:10:21 | 672ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-06 13:45:11 | 1076ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-10 16:51:36 | 4905ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-01 20:03:03 | 782ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 12:23:26 shown | 1553ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 16:42:22 | 1114ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 04:29:09 | 1000ms | 2 NS 1 A 1 MX | 🔒 Secure |