busudlejning.dk is a .dk domain served by 3 nameservers (ns1.itwebhotel.dk, ns2.itwebhotel.dk, ns3.itwebhotel.dk). It was registered on 3 September 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 136.243.153.199 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by busudlejning-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.itwebhotel.dk | — | — | — |
| ns2.itwebhotel.dk | — | — | — |
| ns3.itwebhotel.dk | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 136.243.153.199 | — | ns3.itwebhotel.dk | AS24940 | Hetzner Online GmbH | 136.243.0.0/16 | 🇩🇪 Germany | Falkenstein |
| TXT Record |
|---|
| v=spf1 a mx ip4:136.243.153.199 include:spf.protection.outlook.com -all |
| Policy | Record (busudlejning.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx ip4:136.243.153.199 include:spf.protection.outlook.com -all |
| www | 136.243.153.136 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 3/10 · 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 | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2025112700 |
| Primary NS (MNAME) | ns1.itwebhotel.dk |
| Responsible (RNAME) | hostmaster@busudlejning.dk |
| Refresh | 3600s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | ITwebhotel ApS |
| Registered | 1998-09-03 |
| Expires | 2027-09-30 (348d) |
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 |
|---|---|---|---|
| 2026-10-15 13:33:09 | 1968ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 13:39:20 | 1181ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 07:58:30 | 1273ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-26 18:15:51 | 1626ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-05 20:27:35 | 1635ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-28 16:33:38 | 1997ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 11:46:09 | 1737ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 17:55:55 shown | 928ms | 3 NS 1 A 1 MX | 🔓 Insecure |