cb72.dk

📜 Historical scan 2026-06-26 23:52:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cb72.dk is a .dk domain served by 3 nameservers (ns1.e-studio.dk, ns2.e-studio.dk, ns3.e-studio.dk). It was registered on 13 March 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.200.90.178 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by cb72.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.

🖥️ Nameservers#

3 records 35ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.e-studio.dk	195.242.131.5 2001:67c:564:fffc::11	ns1.e-studio.dk ns1.e-studio.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.e-studio.dk	2a00:1b18:2:3::2 62.69.152.34	ns2.e-studio.dk 34.34-46.152.69.62.in-addr.arpa	AS47527 DLX A/S AS47527 DLX A/S
ns3.e-studio.dk	193.200.90.183 2001:67c:564:fffc::13	ns3.e-studio.dk ns3.e-studio.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS

🌍 A Records#

1 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.200.90.178	14400s	web6.e-studio.dk	AS62121	Christian Ebsen ApS	193.200.90.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	14400s	cb72.dk	193.200.90.178	web6.e-studio.dk	AS62121 Christian Ebsen ApS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	193.200.90.178
🔶 Autoconfig	193.200.90.178

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 43ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records 139ms

TXT Record
v=spf1 +include:_spf.e-studio.dk -all

✉️ SPF#

Policy	Record (cb72.dk)
-all (hard fail)	v=spf1 +include:_spf.e-studio.dk -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 2026-09-30 10:53:30

www CNAME	cb72.dk (all on cb72.dk)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.cb72.dk	BzYEoPfsta2ibngqnYytU2VfMX_oNYaPw2m3yNyNKxs

🔗 TLSA / DANE#

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

🔐 DNSSEC#

67ms

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

🏷️ SOA#

30ms

Field	Value
Serial	2026051401
Primary NS (MNAME)	ns1.e-studio.dk
Responsible (RNAME)	hostmaster@mailrelay.e-studio.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-17 04:53:47

Field	Value
Registrar	dns.services ApS
Registered	2026-03-13
Expires	2027-03-12 (144d)

📋 WHOIS#

⏱️ Lookup Timing#

35ms

32ms

39ms

AAAA

32ms

TXT

139ms

CAA

37ms

HTTPS

33ms

TLSA

51ms

SOA

30ms

MTA-STS

35ms

DNSSEC

67ms

SRV

43ms

Total

598ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 10:53:30	715ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-03 17:30:08	378ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-01 23:33:03	1502ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-27 15:05:57	2648ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-03 18:54:20	591ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-02 13:57:58	665ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-26 23:52:25 shown	598ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-22 16:38:39	534ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-16 19:51:14	525ms	3 NS 1 A 1 MX	🔓 Insecure