mkjer.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 30 August 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mkjer-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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.
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| TXT Record |
|---|
| MS=ms58499939 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (mkjer.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.mkjer.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www | Exists, no address |
| www vs bare domain | Neither resolves mkjer.dk: no address www.mkjer.dk: no address |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | Revoked (empty key) |
| dkim | — | Revoked (empty key) |
| k1 | — | Revoked (empty key) |
| — | Revoked (empty key) | |
| s1 | — | Revoked (empty key) |
| s2 | — | Revoked (empty key) |
| selector1 | selector1-mkjer-dk._domainkey.hbuv.onmicrosoft.com | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
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 | 2026081304 |
| Primary NS (MNAME) | ns1.eurodns.com |
| Responsible (RNAME) | hostmaster@eurodns.com |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2023-08-30 |
| Expires | 2027-08-29 (305d) |
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 |
|---|---|---|---|
| 2026-10-26 11:49:47 | 1648ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-25 04:15:19 | 1493ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-08 02:57:31 | 1554ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-07 02:52:01 | 1039ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-05 21:37:56 | 1443ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-29 20:50:25 | 1253ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-26 13:10:20 | 1004ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-21 18:32:01 | 973ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-05 00:08:31 shown | 1548ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-30 21:52:04 | 936ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-28 02:15:11 | 10166ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-15 03:43:18 | 4554ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-13 12:03:04 | 10690ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-12 10:39:35 | 1166ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-08 08:38:58 | 1507ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-25 09:15:30 | 1181ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-24 08:04:48 | 1368ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-07 03:45:07 | 3010ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-30 09:40:34 | 1258ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-18 13:16:05 | 3358ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-18 03:58:17 | 1572ms | 4 NS 0 A 1 MX | 🔒 Secure |