nmnh.dk is a .dk domain served by 3 nameservers (ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu). It was registered on 18 February 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 83.167.243.44 is hosted by MasterDC s.r.o. (AS24971) in Czechia. Mail is handled by mx10.active24.cz, mx20.active24.cz. 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 |
|---|---|---|---|---|---|---|---|
| 83.167.243.44 | — | d9711.masterinter.net | AS24971 | MasterDC s.r.o. | 83.167.224.0/19 | 🇨🇿 Czechia | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx10.active24.cz | 2a00:4b40:aaaa:2101:45:13:137:85 45.13.137.85 |
— mx10.active24.cz |
AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. |
| 100 | — | mx20.active24.cz | 2a00:4b40:aaaa:2101:45:13:137:86 45.13.137.86 |
— mx20.active24.cz |
AS51013 WebSupport s.r.o. AS51013 WebSupport s.r.o. |
| TXT Record |
|---|
| google-site-verification=_HRRXSgc_I-LCMH4NIkAZPaG8t_58JUoAhLt6BvqEDE |
| spf2.0/pra a mx include:_sid.websupport.cz ?all |
| v=spf1 a mx include:_spf.websupport.cz ?all |
| Policy | Record (nmnh.dk) |
|---|---|
| ?all (neutral) | v=spf1 a mx include:_spf.websupport.cz ?all |
| www | 83.167.243.44 (AS24971) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 0 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 4/10 · policy: ?all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 1763573788 |
| Primary NS (MNAME) | ns1.websupport.cz |
| Responsible (RNAME) | admin@websupport.cz |
| Refresh | 7200s |
| Retry | 2048s |
| Expire | 1048576s |
| Minimum (neg-cache TTL) | 2560s |
| Field | Value |
|---|---|
| Registrar | ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA |
| Registered | 2025-02-18 |
| Expires | 2027-02-17 (123d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 12:33:17 | 2288ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-08 11:29:57 | 1227ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-06 06:31:13 | 1388ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-05 06:15:09 | 1585ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 05:40:15 | 800ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-13 18:30:28 | 1889ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-14 06:05:45 | 8496ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-13 01:47:38 | 17440ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-17 21:51:21 | 1794ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-26 10:41:18 | 1291ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-20 17:26:48 | 4574ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 13:29:48 shown | 1367ms | 3 NS 1 A 2 MX | 🔒 Secure |