cubster.dk

📜 Historical scan 2026-06-16 23:10:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cubster.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 7 May 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.131.2 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by cubster.dk. The zone is not DNSSEC-signed, publishes a 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#

3 records 82ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.e-studio.dk	—	—	—
ns2.e-studio.dk	—	—	—
ns3.e-studio.dk	—	—	—

🌍 A Records#

1 records 73ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.242.131.2	—	web.e-studio.dk	AS62121	Christian Ebsen ApS	195.242.130.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 171ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	cubster.dk	195.242.131.2	web.e-studio.dk	AS62121 Christian Ebsen ApS

🔷 AAAA Records (IPv6)#

1 records 92ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2001:67c:564:fffc::1001	—	—	AS62121	Christian Ebsen ApS	2001:67c:564:0:0:0:0:0/48	🇩🇰 Denmark	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 269ms

TXT Record
v=spf1 ip4:195.242.131.2 include:_spf.e-studio.dk -all

✉️ SPF#

Policy	Record (cubster.dk)
-all (hard fail)	v=spf1 ip4:195.242.131.2 include:_spf.e-studio.dk -all

📨 DMARC#

Policy	Record (_dmarc.cubster.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-11 05:17:33

www CNAME	cubster.dk (all on cubster.dk) → 195.242.131.2 2001:67c:564:fffc::1001 (AS62121)
www vs bare domain	Same network cubster.dk: 195.242.131.2 2001:67c:564:fffc::1001 (AS62121) www.cubster.dk: 195.242.131.2 2001:67c:564:fffc::1001 (AS62121)
Wildcard	No
Denial of existence	NSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ 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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

368ms

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

🏷️ SOA#

79ms

Field	Value
Serial	2026061001
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 2026-10-11 05:34:27

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-05-07
Expires	2028-05-31 (592d)

📋 WHOIS#

⏱️ Lookup Timing#

82ms

73ms

171ms

AAAA

92ms

TXT

269ms

CAA

179ms

HTTPS

191ms

TLSA

123ms

SOA

79ms

MTA-STS

123ms

DNSSEC

368ms

SRV

0ms

Total

722ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 05:17:33	556ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-07 23:51:17	361ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-30 21:28:26	383ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-15 20:21:11	511ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-11 05:28:38	3209ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-21 11:10:10	1264ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-21 07:59:10	1163ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 03:41:01	2574ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-16 23:10:46 shown	722ms	3 NS 1 A 1 MX	🔓 Insecure