concept4.dk

📜 Historical scan 2026-06-16 22:04:19 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

concept4.dk is a .dk domain served by 2 nameservers (ns.wannafind.dk, ns2.wannafind.dk). It was registered on 12 September 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.224 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mail.concept4.dk, backup-mx.wannafind.dk. The zone is DNSSEC-signed and validates, 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 54ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.wannafind.dk	—	—	—
ns2.wannafind.dk	—	—	—

🌍 A Records#

1 records 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.224	—	linux13.wannafind.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

2 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mail.concept4.dk	94.231.108.142	director1.mf.wannafind.dk	AS48854 team.blue Denmark A/S
20	—	backup-mx.wannafind.dk	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🔷 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 2026-10-07 16:48:12

www	185.21.40.224 (AS48854) (address records, no CNAME)
www vs bare domain	Same network concept4.dk: 185.21.40.224 (AS48854) www.concept4.dk: 185.21.40.224 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

70ms

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

🏷️ SOA#

42ms

Field	Value
Serial	2021111701
Primary NS (MNAME)	ns.wannafind.dk
Responsible (RNAME)	hostmaster@wannafind.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-05 13:14:47

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-09-12
Expires	2027-09-30 (348d)

📋 WHOIS#

⏱️ Lookup Timing#

54ms

43ms

40ms

AAAA

37ms

TXT

118ms

CAA

45ms

HTTPS

60ms

TLSA

62ms

SOA

42ms

MTA-STS

31ms

DNSSEC

70ms

SRV

0ms

Total

533ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 12:46:31	536ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-27 15:09:13	713ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-23 17:09:18	734ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-21 14:13:50	1057ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 18:27:17	1304ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 01:03:16	65535ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-16 22:17:18	2168ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-16 22:04:19 shown	533ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-16 22:00:47	629ms	2 NS 1 A 2 MX	🔒 Secure