htxstudent.dk

📜 Historical scan 2026-08-20 05:06:40 · ← Latest scan

🧟 Lame delegation ⬇ Zone File 📜 Timeline & History ⚡ Scan Now

htxstudent.dk is a registered .dk domain whose nameservers (ns3.supportcenter.dk, ns4.supportcenter.dk) do not answer for it, so it is currently a lame delegation and does not resolve. It was registered on 26 March 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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 383ms

Nameserver	IP addresses	PTR	ASN / ISP
ns3.supportcenter.dk	87.54.32.150	—	AS3292 TDC Holding A/S
ns4.supportcenter.dk	2.106.7.200	ns4.supportcenter.dk	AS3292 TDC Holding A/S

🌍 A Records#

🌍

No A records found

📧 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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

546ms

Check	Result
Validation Status	❓ Unknown (the delegated nameservers don't answer)
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-19 21:18:07

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-03-26
Expires	2027-03-31 (162d)

🔗 Same registrant#

25 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
amu-kursus.dk	Punktum dk A/S (direct)
bch10.dk	Punktum dk A/S (direct)
bchorsens.dk	Punktum dk A/S (direct)
bookmtc.dk	Punktum dk A/S (direct)
businesscollegehorsens.dk	Punktum dk A/S (direct)
chaufføruddannelse.dk	Punktum dk A/S (direct)
chaufføruddannelsen.dk	Punktum dk A/S (direct)
erhvervsgymnasiumhtx.dk	Punktum dk A/S (direct)
gymserver.dk	Punktum dk A/S (direct)
horsenshs.dk	Punktum dk A/S (direct)
horshs.dk	Punktum dk A/S (direct)
kursuscenter-horsens.dk	Punktum dk A/S (direct)
kursuscenterhorsens.dk	Punktum dk A/S (direct)
kvhh.dk	Punktum dk A/S (direct)
learnmark.dk	Punktum dk A/S (direct)
lmh-hx1-hold1.dk	Punktum dk A/S (direct)
lmh-hx2-hold1.dk	Punktum dk A/S (direct)
mureruddannelse.dk	Punktum dk A/S (direct)
sportcollegehorsens.dk	Punktum dk A/S (direct)
studenthorsens.dk	Punktum dk A/S (direct)
vchb.dk	Punktum dk A/S (direct)
videncenterbyggeri.dk	Punktum dk A/S (direct)
videnscenterbyggeri.dk	Punktum dk A/S (direct)
videnscenterhaandvaerk.dk	Punktum dk A/S (direct)
videnscenterhåndværk.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

383ms

342ms

354ms

AAAA

384ms

TXT

1164ms

CAA

331ms

HTTPS

363ms

TLSA

200ms

SOA

290ms

MTA-STS

439ms

DNSSEC

546ms

SRV

414ms

Total

4597ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 14:36:30	1792ms	2 NS 0 A 0 MX	❓ Unknown
2026-09-15 19:00:18	12024ms	2 NS 0 A 0 MX	❓ Unknown
2026-09-02 22:12:17	2765ms	2 NS 0 A 0 MX	❓ Unknown
2026-09-01 12:59:07	2903ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-24 07:25:17	2749ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-23 06:19:53	8805ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-22 06:10:05	5524ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-21 05:52:59	4333ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-20 05:06:40 shown	4597ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-19 02:08:55	935ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-17 23:51:47	936ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-15 06:36:08	962ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-13 17:21:15	2826ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-12 16:41:34	907ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-11 01:50:00	1008ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-09 23:42:48	3377ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-08 00:01:44	2827ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-06 07:05:35	1031ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-03 04:37:53	10063ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-01 11:16:16	1067ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-30 18:56:09	65535ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-27 20:32:14	1084ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-26 20:24:08	3156ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-25 20:09:59	1110ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-24 19:41:15	9960ms	2 NS 0 A 0 MX	❓ Unknown