mutex.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 1 August 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 92.246.16.62 is hosted by Sinal A/S (AS39642) in Denmark. Mail is handled by mutex.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 |
|---|---|---|---|---|---|---|---|
| 92.246.16.62 | — | — | AS39642 | Sinal A/S | 92.246.0.0/19 | 🇩🇰 Denmark | Herning |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mutex.dk | 92.246.16.62 | — | AS39642 Sinal A/S |
| www CNAME | mutex.dk (all on mutex.dk) → 92.246.16.62 (AS39642) |
| 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 | 2026061101 |
| 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 | 2001-08-01 |
| Expires | 2027-09-30 (341d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 13:31:22 | 655ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-12 07:23:54 | 945ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 01:15:00 | 511ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 01:06:40 | 2417ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-11 07:19:06 | 1140ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 01:59:41 | 471ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-13 01:57:50 | 689ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-18 02:08:49 | 8522ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-17 01:30:18 | 2645ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 00:21:34 | 1803ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 18:20:12 shown | 2652ms | 2 NS 1 A 1 MX | 🔒 Secure |