bluebiz.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 3 July 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by .. The zone is not DNSSEC-signed, publishes a 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (bluebiz.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.bluebiz.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves bluebiz.dk: no address www.bluebiz.dk: no address |
| Wildcard | No |
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026043000 |
| 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 | 2019-07-03 |
| Expires | 2027-07-31 (276d) |
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).
| Domain | Registrar |
|---|---|
| afklcargo.dk | Eurodns S.A |
| airfranceklm.dk | Eurodns S.A |
| flyingblue.dk | Eurodns S.A |
| klm.dk | Eurodns S.A |
| klmcityhopper.dk | Eurodns S.A |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 06:40:04 shown | 505ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-01 06:44:36 | 632ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-24 16:52:22 | 743ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-21 15:41:31 | 2295ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-20 15:59:49 | 1125ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 15:16:17 | 986ms | 4 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-16 15:09:46 | 2519ms | 4 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-16 15:05:40 | 300ms | 4 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-16 15:00:25 | 2850ms | 4 NS 0 A 0 MX | 🔓 Insecure |