duediligence.dk

📜 Historical scan 2026-07-02 21:34:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

duediligence.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 15 September 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.17 is hosted by team.blue Denmark A/S (AS48854) in Denmark. The zone is of unknown DNSSEC status, 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 26ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.237.249.17	3600s	splash.dandomain.dk	AS48854	team.blue Denmark A/S	212.237.248.0/23	🇩🇰 Denmark	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	212.237.249.17
🔶 Autoconfig	212.237.249.17

🔷 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 17:05:48

www	165.227.140.129 (AS14061) (address records, no CNAME)
www vs bare domain	Same network duediligence.dk: 165.227.140.129 (AS14061) www.duediligence.dk: 165.227.140.129 (AS14061)
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#

9066ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✗ Not found
Flags	resolution failed: insecurity proof failed

🏷️ SOA#

35ms

Field	Value
Serial	2026070203
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-07-04 03:19:03

Field	Value
Registrar	DANDOMAIN A/S
Registered	1997-09-15
Expires	2026-09-30 (expired)

📋 WHOIS#

⏱️ Lookup Timing#

26ms

38ms

35ms

AAAA

39ms

TXT

133ms

CAA

40ms

HTTPS

34ms

TLSA

29ms

SOA

35ms

MTA-STS

40ms

DNSSEC

9066ms

SRV

38ms

Total

9403ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 15:56:20	432ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-30 20:20:34	530ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-08 06:30:35	416ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-15 21:58:15	8789ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-04 03:14:45	1547ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-02 21:34:33 shown	9403ms	2 NS 1 A 0 MX	❓ Unknown
2026-06-24 06:43:44	7514ms	0 NS 0 A 0 MX	⚠️ Bogus
2026-06-23 00:59:09	3968ms	0 NS 0 A 0 MX	⚠️ Bogus
2026-06-21 22:50:55	2607ms	0 NS 0 A 0 MX	⚠️ Bogus
2026-06-21 21:02:14	7776ms	0 NS 0 A 0 MX	⚠️ Bogus
2026-06-17 04:55:45	577ms	0 NS 0 A 0 MX	⚠️ Bogus