teku.dk

📜 Historical scan 2026-06-24 09:16:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

teku.dk is a .dk domain served by 3 nameservers (ns17.knipp.net, ns2.knipp.de, ns3.knipp.de). It was registered on 3 March 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.253.6.139 is hosted by Knipp Medien und Kommunikation GmbH (AS8391) in Germany. 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#

3 records 115ms

Nameserver	IP addresses	PTR	ASN / ISP
ns17.knipp.net	195.253.51.61 2a01:5b0:2:56::3d	ns17.knipp.net ns17.knipp.net	AS48519 Knipp Medien und Kommunikation GmbH AS48519 Knipp Medien und Kommunikation GmbH
ns2.knipp.de	195.253.6.52 2a01:5b0:0:29::34	ns2.knipp.de ns2.knipp.de	AS8391 Knipp Medien und Kommunikation GmbH AS8391 Knipp Medien und Kommunikation GmbH
ns3.knipp.de	195.253.113.3 2a01:5b0:31::3	ns3.knipp.de ns3.knipp.de	AS8391 Knipp Medien und Kommunikation GmbH AS8391 Knipp Medien und Kommunikation GmbH

🌍 A Records#

1 records 85ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.253.6.139	3600s	http.webredir.bbone.dtm.knipp.de	AS8391	Knipp Medien und Kommunikation GmbH	195.253.0.0/21	🇩🇪 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 2026-10-07 21:46:38

www	195.253.6.139 (AS8391) (address records, no CNAME)
www vs bare domain	Same network teku.dk: 195.253.6.139 (AS8391) www.teku.dk: 195.253.6.139 (AS8391)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

100ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'teku.dk/DS/IN': 127.0.0.1#53

🏷️ SOA#

198ms

Field	Value
Serial	2022062754
Primary NS (MNAME)	ns2.knipp.de
Responsible (RNAME)	dnsmaster@irondns.net
Refresh	10800s
Retry	3000s
Expire	2419200s
Minimum (neg-cache TTL)	900s

📋 Registration#

WHOIS fetched 2026-10-11 14:58:18

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2005-03-03
Expires	2027-03-31 (165d)

🔗 Same registrant#

2 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).

Domain	Registrar
kapsto.dk	Punktum dk A/S (direct)
poeppelmann.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

115ms

85ms

143ms

AAAA

90ms

TXT

582ms

CAA

266ms

HTTPS

56ms

TLSA

88ms

SOA

198ms

MTA-STS

83ms

DNSSEC

100ms

SRV

228ms

Total

1023ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 21:01:42	639ms	3 NS 1 A 0 MX	🔓 Insecure
2026-09-04 06:54:55	1544ms	3 NS 1 A 0 MX	🔓 Insecure
2026-07-01 22:06:39	2396ms	3 NS 1 A 0 MX	🔓 Insecure
2026-06-30 17:12:07	945ms	3 NS 1 A 0 MX	🔓 Insecure
2026-06-27 13:53:18	899ms	3 NS 1 A 0 MX	🔓 Insecure
2026-06-24 09:16:24 shown	1023ms	3 NS 1 A 0 MX	❓ Unknown
2026-06-21 14:16:10	1673ms	3 NS 1 A 0 MX	🔓 Insecure
2026-06-20 15:27:30	913ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 14:32:47	1332ms	3 NS 1 A 0 MX	🔓 Insecure