carlsbook.dk

📜 Historical scan 2026-06-16 19:25:23 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

carlsbook.dk is a .dk domain served by 2 nameservers (ns01.brandshelter.com, ns02.brandshelter.net). It was registered on 23 August 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.123.52.199 is hosted by froxlor GmbH (AS207048) in Germany. Mail is handled by mxa.eu.mailgun.org, mxb.eu.mailgun.org. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 34ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.brandshelter.com	—	—	—
ns02.brandshelter.net	—	—	—

🌍 A Records#

1 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.123.52.199	—	sslfwd.questeldomains.com	AS207048	froxlor GmbH	185.123.52.0/24	🇩🇪 Germany	—

📧 MX Records#

2 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mxa.eu.mailgun.org	34.111.130.244	244.130.111.34.bc.googleusercontent.com	AS396982 Google LLC
10	—	mxb.eu.mailgun.org	34.111.130.244	244.130.111.34.bc.googleusercontent.com	AS396982 Google LLC

🔷 AAAA Records (IPv6)#

1 records 35ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a10:ec6:1:3:185:123:52:199	—	—	AS207048	froxlor GmbH	2a10:ec0:0:0:0:0:0:0/29	🇩🇪 Germany	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 122ms

TXT Record
4q0wwh1gh3m332jsgjsbd9nrl6tn1nty
ca3-07f1f09e75cd4ef78d4f8c5eca7f978a
rg-ww-prod-mlk-carlsbook-webapp01.azurewebsites.net
v=spf1 include:mailgun.org ~all

✉️ SPF#

Policy	Record (carlsbook.dk)
~all (soft fail)	v=spf1 include:mailgun.org ~all

📨 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 2026-10-08 03:08:16

www	Exists, no address
www vs bare domain	www does not resolve carlsbook.dk: 185.123.52.199 2a10:ec6:1:3:185:123:52:199 (AS207048) www.carlsbook.dk: no address (all like this)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
s1	—	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.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

98ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

31ms

Field	Value
Serial	2025071501
Primary NS (MNAME)	ns01.brandshelter.com
Responsible (RNAME)	tech@brandshelter.com
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-09 15:00:57

Field	Value
Registrar	Key-Systems GmbH
Registered	2017-08-23
Expires	2027-08-31 (318d)

📋 WHOIS#

⏱️ Lookup Timing#

34ms

AAAA

35ms

TXT

122ms

CAA

32ms

HTTPS

32ms

TLSA

125ms

SOA

31ms

MTA-STS

79ms

DNSSEC

98ms

SRV

0ms

Total

588ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 03:08:16	764ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-01 02:39:09	908ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-28 07:56:55	3083ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-27 15:07:16	2038ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-19 21:50:10	685ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-16 19:38:19	28320ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 19:25:23 shown	588ms	2 NS 1 A 2 MX	🔓 Insecure