3dcrystal.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by .. 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 |
|---|---|---|---|---|---|---|---|
| 195.47.247.18 | 3600s | one.com.webforward.g1i.one | AS51468 | One.com A/S | 195.47.247.0/24 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| www | 195.47.247.18 (AS51468) (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 | 2026052401 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 11:30:38 | 548ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 12:04:04 | 512ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 11:47:49 | 4438ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 23:14:09 | 398ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-25 04:33:19 | 1543ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-15 07:47:38 | 651ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-25 01:02:17 | 661ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-30 00:52:14 | 503ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 17:12:39 | 476ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 05:01:38 | 532ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 16:08:41 | 476ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 16:20:22 shown | 968ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 04:28:35 | 927ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 02:34:24 | 456ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 13:14:14 | 534ms | 2 NS 1 A 0 MX | 🔒 Secure |