studiementor.dk

📜 Historical scan 2026-07-05 16:54:22 · ← Latest scan

🚫 Deactivated by the registry ⬇ Zone File 📜 Timeline & History ⚡ Scan Now

studiementor.dk is a .dk domain the registry has taken out of service: it is delegated to the registry's own sentinel nameservers (nonexistent.punktum.dk), so it does not resolve. It was registered on 5 October 2026 (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#

1 records 114ms

Nameserver	IP addresses	PTR	ASN / ISP
nonexistent.punktum.dk	—	—	—

🌍 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 10:43:25

www	93.191.156.164 (AS48854) (address records, no CNAME)
www vs bare domain	Same network studiementor.dk: 93.191.156.164 (AS48854) www.studiementor.dk: 93.191.156.164 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

264ms

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 2026-10-06 09:39:50

Field	Value
Registrar	Simply.com A/S
Registered	2026-10-05
Expires	2027-10-04 (348d)

📋 WHOIS#

⏱️ Lookup Timing#

114ms

148ms

189ms

AAAA

165ms

TXT

439ms

CAA

171ms

HTTPS

167ms

TLSA

40ms

SOA

211ms

MTA-STS

207ms

DNSSEC

264ms

SRV

226ms

Total

1175ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 10:43:25	809ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-06 09:29:31	1490ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-28 19:36:06	783ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-27 14:21:15	21634ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-26 13:39:00	722ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-25 13:00:08	970ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-24 12:51:46	672ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-23 10:27:58	8548ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-21 17:51:53	8659ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-20 15:23:14	737ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-19 14:36:50	950ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-18 07:47:38	724ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-16 22:45:18	696ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-14 00:54:10	755ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-11 15:22:57	766ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-10 12:46:38	742ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-08 22:04:16	945ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-06 22:00:15	1240ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-05 16:54:22 shown	1175ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-04 12:28:20	3009ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-03 11:32:07	358ms	1 NS 0 A 0 MX	❓ Unknown
2026-06-21 10:47:01	713ms	4 NS 0 A 0 MX	🔒 Secure
2026-06-20 19:50:52	1130ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 15:52:52	872ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 23:08:48	520ms	4 NS 0 A 0 MX	🔒 Secure