nkt.dk

📜 Historical scan 2026-07-14 08:51:27 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nkt.dk is a .dk domain served by 2 nameservers (a.portsdns.se, b.portsdns.net). It was registered on 3 June 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.57.242.51 is hosted by iquer.net GmbH & Co KG (AS201955) in Germany. Mail is handled by mail03.portsit.se. 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 55ms

Nameserver	IP addresses	PTR	ASN / ISP
a.portsdns.se	2607:f740:e009::1 45.54.35.101	a.portsdns.se a.portsdns.se	AS63911 NetActuate, Inc AS63911 NetActuate, Inc
b.portsdns.net	2a00:11c0:3d::1 94.16.23.1	b.portsdns.net b.portsdns.net	AS42354 Anexia Cloud Solutions GmbH AS42354 Anexia Cloud Solutions GmbH

🌍 A Records#

1 records 79ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.57.242.51	3600s	nkt0-l-balancer0.iquer.net	AS201955	iquer.net GmbH & Co KG	185.57.240.0/22	🇩🇪 Germany	—

📧 MX Records#

1 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	mail03.portsit.se	193.14.90.173	mail03.portsit.se	AS1257 Tele2 SWIPnet

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

6 records 318ms

TXT Record
_1f284ck5m9o21ivzsoz8rep3nj56lmw
_8258z9svj6me77kxr6mi8v2iil61bkc
95r9qjy13kvp35ztp9gys697fcgxv7w3
MS=ms42574558
NKT
ykh3k5fm66ftrzg2by7bf9755ydblp5z

✉️ 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 00:58:07

www	185.57.242.51 (AS201955) (address records, no CNAME)
www vs bare domain	Same network nkt.dk: 185.57.242.51 (AS201955) www.nkt.dk: 185.57.242.51 (AS201955)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

159ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026071300
Primary NS (MNAME)	a.portsdns.se
Responsible (RNAME)	registry@ports.net
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-13 11:30:44

Field	Value
Registrar	Abion AB
Registered	1996-06-03
Expires	2027-06-30 (255d)

🔗 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
nktcables.dk	Abion AB

📋 WHOIS#

⏱️ Lookup Timing#

55ms

79ms

57ms

AAAA

56ms

TXT

318ms

CAA

65ms

HTTPS

88ms

TLSA

102ms

SOA

0ms

MTA-STS

83ms

DNSSEC

159ms

SRV

278ms

Total

876ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 22:07:41	9590ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-23 23:19:15	864ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-14 08:51:27 shown	876ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-23 00:17:35	1959ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-21 19:31:34	881ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 23:30:41	1604ms	2 NS 1 A 2 MX	🔓 Insecure