49a.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. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. 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.
| www | 46.30.211.38 (AS51468) (address records, no CNAME) |
| www vs bare domain | Only www resolves (all like this) |
| 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 | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026091101 |
| 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 |
|---|---|---|---|
| 2026-10-13 13:02:53 | 443ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-09-30 03:16:21 shown | 658ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-09-16 02:04:53 | 994ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-08-27 09:35:16 | 647ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-08-13 23:49:26 | 5522ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-07-16 13:53:53 | 1276ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-07-02 00:31:40 | 849ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-06-16 12:38:06 | 2845ms | 2 NS 0 A 7 MX | 🔒 Secure |