cn.dk

📜 Historical scan 2026-06-16 21:39:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cn.dk is a .dk domain served by 3 nameservers (ns5.chosting.dk, ns6.chosting.dk, ns7.chosting.dk). It was registered on 21 August 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.216.107 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by mail.cn.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 316ms

Nameserver	IP addresses	PTR	ASN / ISP
ns5.chosting.dk	—	—	—
ns6.chosting.dk	—	—	—
ns7.chosting.dk	—	—	—

🌍 A Records#

1 records 288ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.20.216.107	—	server15.chosting.dk	AS21060	Atea A/S	178.20.216.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 263ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	mail.cn.dk	178.20.216.107	server15.chosting.dk	AS21060 Atea A/S

🔷 AAAA Records (IPv6)#

1 records 246ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:7cc0:101:ffff::1:f	—	—	AS21060	Atea A/S	2a01:7cc0:100:0:0:0:0:0/40	🇩🇰 Denmark	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 559ms

TXT Record
v=spf1 +a +mx +ip4:178.20.216.107 include:spf.chosting.dk ~all

✉️ SPF#

Policy	Record (cn.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:178.20.216.107 include:spf.chosting.dk ~all

📨 DMARC#

Policy	Record (_dmarc.cn.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 2026-10-17 10:39:56

www CNAME	cn.dk (all on cn.dk) → 176.9.90.24 2a01:4f8:151:30f0::2 (AS24940)
www vs bare domain	Same network cn.dk: 176.9.90.24 2a01:4f8:151:30f0::2 (AS24940) www.cn.dk: 176.9.90.24 2a01:4f8:151:30f0::2 (AS24940)
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: 5/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

360ms

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

🏷️ SOA#

212ms

Field	Value
Serial	2026061201
Primary NS (MNAME)	ns5.chosting.dk
Responsible (RNAME)	notification@fioniait.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-10 13:21:49

Field	Value
Registrar	nordicway ApS
Registered	2014-08-21
Expires	2027-08-31 (312d)

📋 WHOIS#

⏱️ Lookup Timing#

316ms

288ms

263ms

AAAA

246ms

TXT

559ms

CAA

260ms

HTTPS

199ms

TLSA

241ms

SOA

212ms

MTA-STS

286ms

DNSSEC

360ms

SRV

0ms

Total

1718ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 10:39:56	587ms	4 NS 1 A 1 MX	🔓 Insecure
2026-10-07 18:49:52	689ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-27 12:47:44	9448ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-27 16:35:46	1527ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-26 10:23:21	860ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-16 22:29:51	2443ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-26 23:03:37	1034ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-20 04:08:31	2571ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-17 00:33:06	36044ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 21:39:13 shown	1718ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-16 21:30:10	498ms	3 NS 1 A 1 MX	🔓 Insecure