wismu.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 2 April 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by wismu-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.152 |
| TXT Record |
|---|
| MS=ms89332338 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (wismu.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| 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 |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026092801 |
| 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 | ONE.COM A/S |
| Registered | 2011-04-02 |
| Expires | 2027-04-30 (187d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 05:56:42 shown | 496ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-28 14:41:26 | 897ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-03 18:15:53 | 1946ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-29 10:24:49 | 1261ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-27 04:14:48 | 1225ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-02 18:57:51 | 9034ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-24 02:31:20 | 9049ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-23 01:53:30 | 7231ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-20 10:30:32 | 1525ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-17 21:42:28 | 820ms | 2 NS 0 A 1 MX | 🔒 Secure |