cdmentor.dk

📜 Historical scan 2026-06-16 19:55:50 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cdmentor.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 2 February 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.130.94 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mx1.spamfri.dk, mx2.spamfri.dk. The zone is DNSSEC-signed and validates, 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#

3 records 2029ms

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

🌍 A Records#

1 records 2027ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.242.130.94	—	web3.e-studio.dk	AS62121	Christian Ebsen ApS	195.242.130.0/23	🇩🇰 Denmark	—

📧 MX Records#

2 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.spamfri.dk	195.242.131.16	mx1.spamfri.dk	AS62121 Christian Ebsen ApS
20	—	mx2.spamfri.dk	193.200.91.109	mx2.spamfri.dk	AS62121 Christian Ebsen ApS

🔷 AAAA Records (IPv6)#

1 records 2029ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2001:67c:564:fffc::3001	—	—	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 233ms

TXT Record
v=spf1 ip4:195.242.130.94 include:_spf.e-studio.dk -all

✉️ SPF#

Policy	Record (cdmentor.dk)
-all (hard fail)	v=spf1 ip4:195.242.130.94 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 2026-10-11 03:14:49

www CNAME	cdmentor.dk (all on cdmentor.dk) → 195.242.130.94 2001:67c:564:fffc::3001 (AS62121)
www vs bare domain	Same network cdmentor.dk: 195.242.130.94 2001:67c:564:fffc::3001 (AS62121) www.cdmentor.dk: 195.242.130.94 2001:67c:564:fffc::3001 (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#

2 records 47ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.spamfri.dk	DANE-EE · SPKI · SHA-256	884451547A03D0AC2F628D943839BAA6…
SMTP _25._tcp.mx2.spamfri.dk	DANE-EE · SPKI · SHA-256	6598C93F79B95376BB8099E9AC862167…

🔐 DNSSEC#

96ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

22ms

Field	Value
Serial	2026052401
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 2026-10-10 15:58:37

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-02-02
Expires	2027-02-01 (107d)

📋 WHOIS#

⏱️ Lookup Timing#

2029ms

2027ms

27ms

AAAA

2029ms

TXT

233ms

CAA

25ms

HTTPS

21ms

TLSA

47ms

SOA

22ms

MTA-STS

58ms

DNSSEC

96ms

SRV

0ms

Total

2385ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 12:32:26	1185ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-23 17:47:57	935ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-24 23:00:28	1412ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-26 04:05:42	1960ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-24 05:49:07	1176ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 19:55:50 shown	2385ms	3 NS 1 A 2 MX	🔒 Secure