holdom.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 23 November 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 205.234.140.233 is hosted by DEFT.COM (AS23352) in United States. Mail is handled by barracuda.mitcom.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 |
|---|---|---|---|---|---|---|---|
| 205.234.140.233 | — | hampton.hostforweb.net | AS23352 | DEFT.COM | 205.234.140.0/23 | 🇺🇸 United States | Chicago |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | barracuda.mitcom.dk | 85.27.179.10 | barracuda.mitcom.dk | AS34705 Norlys Telco A/S |
| www | 205.234.140.233 (AS23352) (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 | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026032401 |
| 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 | 2012-11-23 |
| Expires | 2028-08-31 (681d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 01:59:26 | 1906ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 17:32:18 | 1276ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-04 05:09:56 | 1072ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 16:28:14 | 701ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 05:33:13 | 736ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-22 16:42:21 | 2535ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 18:52:35 | 934ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 19:13:42 | 2652ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 21:23:38 | 2259ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 15:09:14 | 1143ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 02:06:46 | 4162ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 12:12:57 shown | 5144ms | 2 NS 1 A 1 MX | 🔒 Secure |