compubook.dk

📜 Historical scan 2026-06-18 22:42:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

compubook.dk is a .dk domain served by 2 nameservers (dns1.compusoft.dk, dns2.compusoft.dk). It was registered on 19 February 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.166.12.15 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by spamfilter1.compusoft.dk, spamfilter2.compusoft.dk. The zone is DNSSEC-signed but currently fails validation, 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.

🖥️ Nameservers#

2 records 45ms

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.compuasp.dk	AS3292 TDC Holding A/S

🌍 A Records#

1 records 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.166.12.15	43200s	—	AS3292	TDC Holding A/S	80.160.0.0/13	🇩🇰 Denmark	—

📧 MX Records#

2 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	spamfilter1.compusoft.dk	80.166.12.8	nod.compusoft.dk	AS3292 TDC Holding A/S
10	43200s	spamfilter2.compusoft.dk	80.166.12.8	nod.compusoft.dk	AS3292 TDC Holding A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	80.166.12.119
🔶 Autoconfig	80.166.12.119

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 13:30:42

www	80.166.12.15 (AS3292) (address records, no CNAME)
www vs bare domain	Same network compubook.dk: 80.166.12.15 (AS3292) www.compubook.dk: 80.166.12.15 (AS3292)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

73ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'compubook.dk/A/IN': 127.0.0.1#53

🏷️ SOA#

36ms

Field	Value
Serial	1398168745
Primary NS (MNAME)	dns1.compusoft.dk
Responsible (RNAME)	webmaster@compusoft.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	43200s

📋 Registration#

WHOIS fetched 2026-10-15 10:46:32

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-02-19
Expires	2027-03-31 (164d)

🔗 Same registrant#

51 domains

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
63186318.dk	Punktum dk A/S (direct)
6363.dk	Punktum dk A/S (direct)
awallet.dk	Punktum dk A/S (direct)
bwallet.dk	Punktum dk A/S (direct)
campingbooking.dk	Punktum dk A/S (direct)
campingsystem.dk	Punktum dk A/S (direct)
campwallet.dk	Punktum dk A/S (direct)
cbook.dk	Punktum dk A/S (direct)
cbooking.dk	Punktum dk A/S (direct)
ceepay.dk	Punktum dk A/S (direct)
combisoft.dk	Punktum dk A/S (direct)
compisoft.dk	Punktum dk A/S (direct)
compu.dk	Punktum dk A/S (direct)
compuapp.dk	Punktum dk A/S (direct)
compuask.dk	Punktum dk A/S (direct)
compubonus.dk	Punktum dk A/S (direct)
compucam.dk	Punktum dk A/S (direct)
compucamp.dk	Punktum dk A/S (direct)
compucms.dk	Punktum dk A/S (direct)
compudrive.dk	Punktum dk A/S (direct)
compuekstra.dk	Punktum dk A/S (direct)
compugateway.dk	Punktum dk A/S (direct)
compuhosting.dk	Punktum dk A/S (direct)
compuinfo.dk	Punktum dk A/S (direct)
compupark.dk	Punktum dk A/S (direct)
compupdf.dk	Punktum dk A/S (direct)
compupocket.dk	Punktum dk A/S (direct)
compuprint.dk	Punktum dk A/S (direct)
compusms.dk	Punktum dk A/S (direct)
compusoft.dk	Punktum dk A/S (direct)
computouch.dk	Punktum dk A/S (direct)
compuxtra.dk	Punktum dk A/S (direct)
cpay.dk	Punktum dk A/S (direct)
cshost.dk	Punktum dk A/S (direct)
danskcamp.dk	Punktum dk A/S (direct)
danskproeve.dk	Punktum dk A/S (direct)
gæsteapp.dk	Punktum dk A/S (direct)
hvalpsundogronbjerghavn.dk	Punktum dk A/S (direct)
marinabooking.dk	Punktum dk A/S (direct)
mobilcamp.dk	Punktum dk A/S (direct)
mobilcamping.dk	Punktum dk A/S (direct)
mobilmarina.dk	Punktum dk A/S (direct)
next-booking.dk	Punktum dk A/S (direct)
next-day.dk	Punktum dk A/S (direct)
partnerbook.dk	Punktum dk A/S (direct)
quickpos.dk	Punktum dk A/S (direct)
seepay.dk	Punktum dk A/S (direct)
sprogprøve.dk	Punktum dk A/S (direct)
vorescampingferie.dk	Punktum dk A/S (direct)
websuite.dk	Punktum dk A/S (direct)
wwwbojden.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

45ms

47ms

48ms

AAAA

84ms

TXT

162ms

CAA

58ms

HTTPS

79ms

TLSA

88ms

SOA

36ms

MTA-STS

78ms

DNSSEC

73ms

SRV

104ms

Total

579ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 13:30:42	650ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-30 06:57:41	480ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-28 06:49:26	537ms	2 NS 1 A 2 MX	🔓 Insecure
2026-08-27 10:09:37	744ms	2 NS 1 A 2 MX	🔓 Insecure
2026-07-05 00:05:24	3939ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-18 22:42:43 shown	579ms	2 NS 1 A 2 MX	⚠️ Bogus
2026-06-16 21:56:17	636ms	2 NS 1 A 2 MX	🔓 Insecure