cjsystems.dk

📜 Historical scan 2026-09-18 23:28:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cjsystems.dk is a .dk domain served by 2 nameservers (clarissa.ns.cloudflare.com, igor.ns.cloudflare.com). It was registered on 13 July 2026 (WHOIS) and first appeared in the .dk zone on 14 July 2026. Mail is handled by .. 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#

2 records 31ms

Nameserver	IP addresses	PTR	ASN / ISP
clarissa.ns.cloudflare.com	108.162.194.123 162.159.38.123 172.64.34.123 2606:4700:50::a29f:267b 2803:f800:50::6ca2:c27b 2a06:98c1:50::ac40:227b	clarissa.ns.cloudflare.com clarissa.ns.cloudflare.com clarissa.ns.cloudflare.com clarissa.ns.cloudflare.com clarissa.ns.cloudflare.com clarissa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
igor.ns.cloudflare.com	108.162.193.119 172.64.33.119 173.245.59.119 2606:4700:58::adf5:3b77 2803:f800:50::6ca2:c177 2a06:98c1:50::ac40:2177	igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 23:18:08

www	NXDOMAIN
www vs bare domain	Neither resolves cjsystems.dk: no address www.cjsystems.dk: no address
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

69ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2414824634
Primary NS (MNAME)	clarissa.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-15 08:47:04

Field	Value
Registrar	ONE.COM A/S
Registered	2026-07-13
Expires	2027-07-12 (267d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
casperjudson.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

31ms

48ms

46ms

AAAA

50ms

TXT

183ms

CAA

36ms

HTTPS

38ms

TLSA

43ms

SOA

0ms

MTA-STS

53ms

DNSSEC

69ms

SRV

61ms

Total

1104ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 13:29:07	440ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-27 08:21:49	9894ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-18 23:28:37 shown	1104ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-13 07:44:23	784ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-30 01:00:31	14665ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-16 06:09:43	772ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-14 08:36:10	680ms	2 NS 1 A 1 MX	🔒 Secure