studyportal.dk
Last scanned: 2026-08-25 00:08:37  ·  18839ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   39ms
NameserverIP addressesPTRASN / ISP
ns1.cbs.dk 130.226.47.250 ns1.cbs.dk AS1835 IDDQD-AS
ns2.cbs.dk 130.226.47.251 ns2.cbs.dk AS1835 IDDQD-AS
🌍 A Records1 records   43ms
IPTTLPTRASNISP / OrgCIDRCountryCity
130.226.47.29 86400s — 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 Records1 records   8179ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC248ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2018011345
Primary NS (MNAME)ns1.cbs.dk
Responsible (RNAME)dns@cbs.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
39ms
A
43ms
MX
52ms
AAAA
43ms
TXT
8179ms
CAA
44ms
HTTPS
44ms
TLSA
8036ms
SOA
0ms
MTA-STS
96ms
DNSSEC
248ms
SRV
112ms
Total
18839ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 00:08:37 18839ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-17 05:01:00 2333ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-08 02:37:02 2721ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-29 08:28:38 2387ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-20 06:20:37 597ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-10 21:26:02 636ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-01 21:35:04 487ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-27 01:54:52 864ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-23 16:27:22 990ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-21 14:08:13 1183ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 11:45:29 394ms 2 NS 1 A 0 MX 🔒 Secure View
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