studyportal.dk

📜 Historical scan 2026-07-10 21:26:02 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

studyportal.dk is a .dk domain served by 2 nameservers (ns1.cbs.dk, ns2.cbs.dk). It was registered on 1 June 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 130.226.47.29 is hosted by IDDQD-AS (AS1835) in Denmark. The zone is DNSSEC-signed and validates, 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 51ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.cbs.dk	130.226.47.250	ns1.cbs.dk	AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education
ns2.cbs.dk	130.226.47.251	ns2.cbs.dk	AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education

🌍 A Records#

1 records 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
130.226.47.29	43200s	—	AS1835	IDDQD-AS	130.226.0.0/16	🇩🇰 Denmark	Frederiksberg

📧 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#

1 records 213ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (studyportal.dk)
-all (hard fail)	v=spf1 -all

📨 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 09:02:21

www CNAME	studyportal.cbs.dk (all on cbs.dk) ⚠ Dangling: the CNAME target does not exist. If that name can be claimed (an unregistered domain, or a free name on a hosting platform), whoever claims it controls www.studyportal.dk
www vs bare domain	www does not resolve studyportal.dk: 130.226.47.29 (AS1835) www.studyportal.dk: no address (all like this)
Wildcard	No
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

151ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2018011340
Primary NS (MNAME)	ns1.cbs.dk
Responsible (RNAME)	DNS@cbs.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-09 09:41:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-06-01
Expires	2030-06-30 (1351d)

📋 WHOIS#

⏱️ Lookup Timing#

51ms

56ms

59ms

AAAA

58ms

TXT

213ms

CAA

59ms

HTTPS

58ms

TLSA

78ms

SOA

0ms

MTA-STS

80ms

DNSSEC

151ms

SRV

135ms

Total

636ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 09:02:21	2788ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-30 02:39:15	1206ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-26 01:31:51	438ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-22 16:30:07	664ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-16 19:03:20	2924ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-16 18:31:10	597ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-07 09:59:14	3085ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-25 00:08:37	18839ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-17 05:01:00	2333ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-08 02:37:02	2721ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-29 08:28:38	2387ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-20 06:20:37	597ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-10 21:26:02 shown	636ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-01 21:35:04	487ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-27 01:54:52	864ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-23 16:27:22	990ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-21 14:08:13	1183ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 11:45:29	394ms	2 NS 1 A 0 MX	🔒 Secure