duborg.dk

📜 Historical scan 2026-06-28 12:23:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

duborg.dk is a .dk domain served by 5 nameservers (ns1.brandshelter.com, ns2.brandshelter.de, ns3.brandshelter.info and 2 more). It was registered on 9 August 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.123.52.199 is hosted by froxlor GmbH (AS207048) in Germany. The zone is not DNSSEC-signed, has no 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#

5 records 56ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.brandshelter.com	193.227.117.9 2a04:2b00:14cc::9	ns1.brandshelter.com —	AS1921 ipcom GmbH AS1921 ipcom GmbH
ns2.brandshelter.de	194.50.187.11 2a04:2b00:14dd::11	ns2.brandshelter.de ns11.j.centralnic-dns.com	AS207021 ipcom GmbH AS1921 ipcom GmbH
ns3.brandshelter.info	194.0.182.12 2a04:2b00:14ee::12	ns3.brandshelter.info ns12.k.centralnic-dns.com	AS1921 ipcom GmbH AS1921 ipcom GmbH
ns4.brandshelter.net	193.227.117.10 2a04:2b00:14cc::10	ns4.brandshelter.net ns10.i.centralnic-dns.com	AS1921 ipcom GmbH AS1921 ipcom GmbH
ns5.brandshelter.us	194.50.187.14 2a04:2b00:14dd::14	ns5.brandshelter.us ns14.j.centralnic-dns.com	AS207021 ipcom GmbH AS1921 ipcom GmbH

🌍 A Records#

1 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.123.52.199	300s	sslfwd.questeldomains.com	AS207048	froxlor GmbH	185.123.52.0/24	🇩🇪 Germany	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

1 records 39ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a10:ec6:1:3:185:123:52:199	300s	sslfwd.questeldomains.com	AS207048	froxlor GmbH	2a10:ec0:0:0:0:0:0:0/29	🇩🇪 Germany	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 235ms

TXT Record
no config

✉️ 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 2026-10-09 09:00:47

www	NXDOMAIN
www vs bare domain	www does not resolve duborg.dk: 185.123.52.199 2a10:ec6:1:3:185:123:52:199 (AS207048) www.duborg.dk: no address (all like this)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

74ms

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

🏷️ SOA#

40ms

Field	Value
Serial	2024062102
Primary NS (MNAME)	ns1.brandshelter.com
Responsible (RNAME)	tech@brandshelter.com
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-10 13:45:05

Field	Value
Registrar	Key-Systems GmbH
Registered	1999-08-09
Expires	2027-09-30 (348d)

📋 WHOIS#

⏱️ Lookup Timing#

56ms

53ms

40ms

AAAA

39ms

TXT

235ms

CAA

63ms

HTTPS

39ms

TLSA

176ms

SOA

40ms

MTA-STS

59ms

DNSSEC

74ms

SRV

70ms

Total

916ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 05:52:17	808ms	5 NS 1 A 0 MX	🔓 Insecure
2026-06-28 12:23:45 shown	916ms	5 NS 1 A 0 MX	🔓 Insecure
2026-06-24 18:24:38	4249ms	5 NS 1 A 0 MX	🔓 Insecure
2026-06-23 11:45:21	776ms	5 NS 1 A 0 MX	🔓 Insecure
2026-06-17 04:55:30	508ms	5 NS 1 A 0 MX	🔓 Insecure