deep-blue.dk

📜 Historical scan 2026-06-17 01:40:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

deep-blue.dk is a .dk domain served by 2 nameservers (ns.checkdomain.de, ns2.checkdomain.de). It was registered on 4 December 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.3.235.252 is hosted by dogado GmbH (AS8648) in Germany. 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 149ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.checkdomain.de	—	—	—
ns2.checkdomain.de	—	—	—

🌍 A Records#

1 records 160ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.3.235.252	—	host258.checkdomain.de	AS8648	dogado GmbH	185.3.232.0/22	🇩🇪 Germany	—

📧 MX Records#

📧

No MX records found

🔷 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 07:51:34

www	185.3.235.252 (AS8648) (address records, no CNAME)
www vs bare domain	Same network deep-blue.dk: 185.3.235.252 (AS8648) www.deep-blue.dk: 185.3.235.252 (AS8648)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

310ms

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

🏷️ SOA#

155ms

Field	Value
Serial	2022032404
Primary NS (MNAME)	ns.checkdomain.de
Responsible (RNAME)	hostmaster@checkdomain.de
Refresh	40000s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-15 18:45:43

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-12-04
Expires	2026-12-31 (71d)

🔗 Same registrant#

0 domains

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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

149ms

160ms

147ms

AAAA

213ms

TXT

385ms

CAA

191ms

HTTPS

171ms

TLSA

226ms

SOA

155ms

MTA-STS

168ms

DNSSEC

310ms

SRV

0ms

Total

1221ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 22:41:59	720ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-23 02:34:10	25352ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-23 06:03:17	690ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-19 21:54:04	1214ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-17 01:40:45 shown	1221ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-17 01:31:16	489ms	2 NS 1 A 0 MX	🔓 Insecure