numbersholding.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 7 January 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 35.214.247.43 is hosted by Google Ireland Limited (AS43515) in The Netherlands. Mail is handled by mx10.mailspamprotection.com, mx20.mailspamprotection.com and 1 more. The zone is DNSSEC-signed and validates, publishes a 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 35.214.247.43 | 600s | 43.247.214.35.bc.googleusercontent.com | AS43515 | Google Ireland Limited | 35.214.128.0/17 | 🇳🇱 The Netherlands | Groningen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | mx10.mailspamprotection.com | 34.149.79.66 | 66.79.149.34.bc.googleusercontent.com | AS396982 Google LLC |
| 20 | 600s | mx20.mailspamprotection.com | 34.120.156.61 | 61.156.120.34.bc.googleusercontent.com | AS396982 Google LLC |
| 30 | 600s | mx30.mailspamprotection.com | 34.111.121.216 | 216.121.111.34.bc.googleusercontent.com | AS396982 Google LLC |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:35.214.188.165 ~all |
| Policy | Record (numbersholding.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +ip4:35.214.188.165 ~all |
| Policy | Record (_dmarc.numbersholding.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; pct=100; |
| www CNAME | numbersholding.dk (all on numbersholding.dk) → 35.214.247.43 (AS43515) |
| 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: 2/10 · 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 | 2026032501 |
| 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 | 2007-01-07 |
| Expires | 2030-01-31 (1202d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 22:38:55 | 1795ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-28 22:19:13 | 737ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-24 21:24:18 | 669ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-23 15:51:30 | 1586ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-11 22:58:06 | 637ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-29 01:44:59 | 745ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-28 05:28:44 shown | 1196ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-26 18:52:21 | 1550ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-25 15:00:09 | 855ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-20 11:38:20 | 469ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 11:57:41 | 2873ms | 2 NS 1 A 3 MX | 🔒 Secure |