next-booking.dk is a .dk domain served by 2 nameservers (dns1.compusoft.dk, dns2.compusoft.dk). It was registered on 3 April 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.166.12.144 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by spamfilter.compusoft.dk. 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 |
|---|---|---|---|
| dns1.compusoft.dk | 80.166.12.253 80.166.12.3 |
— dns1.compusoft.dk.compusoft.dk |
AS3292 TDC Holding A/S AS3292 TDC Holding A/S |
| dns2.compusoft.dk | 80.166.12.2 | dns1.compuapp.dk | AS3292 TDC Holding A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 80.166.12.144 | — | betalplads.dk csight.dk havneskilt.dk photo.haarbygrillen.dk www.csight.dk |
AS3292 | TDC Holding A/S | 80.160.0.0/13 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | spamfilter.compusoft.dk | 80.166.12.8 | nod.compusoft.dk | AS3292 TDC Holding A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 80.166.12.101 |
| TXT Record |
|---|
| a mx ip4:80.166.12.144 mx:mail.compusoft.dk ?all |
| v=spf1 ip4:91.121.192.191 a:asmtp.compusoft.dk mx:asmtp.compusoft.dk ~all |
| Policy | Record (next-booking.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:91.121.192.191 a:asmtp.compusoft.dk mx:asmtp.compusoft.dk ~all |
| www CNAME | compusoft.dk (all on compusoft.dk) |
| www vs bare domain | Different networks next-booking.dk: 80.166.12.144 (AS3292) (all like this)www.next-booking.dk: 104.26.12.243 104.26.13.243 172.67.75.26 2606:4700:20::681a:cf3 (AS13335) |
| Wildcard | No |
DNS lookups: 2/10 · 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 | 1433910055 |
| Primary NS (MNAME) | dns1.compusoft.dk |
| Responsible (RNAME) | webmaster@compusoft.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 43200s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2008-04-03 |
| Expires | 2029-04-30 (926d) |
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 |
|---|---|---|---|
| 2026-10-02 20:14:12 | 413ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-26 07:30:07 | 588ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 15:25:17 | 1050ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-19 16:49:56 | 923ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 05:18:12 shown | 760ms | 2 NS 1 A 1 MX | 🔓 Insecure |