kurseronline.dk
Last scanned: 2026-08-27 14:22:14  ·  9639ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   55ms
🌍 A Records1 records   49ms
📧 MX Records3 records   50ms
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   221ms
TXT Record
v=spf1 a mx ip4:193.150.84.72 ~all
✉️ SPF
PolicyRecord (kurseronline.dk)
~all (soft fail) v=spf1 a mx ip4:193.150.84.72 ~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)
🔐 DNSSEC9085ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026050601
Primary NS (MNAME)ns1.wsd.dk
Responsible (RNAME)hostmaster@kurseronline.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
55ms
A
49ms
MX
50ms
AAAA
57ms
TXT
221ms
CAA
50ms
HTTPS
57ms
TLSA
88ms
SOA
0ms
MTA-STS
90ms
DNSSEC
9085ms
SRV
79ms
Total
9639ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 14:22:14 9639ms 3 NS 1 A 3 MX 🔓 Insecure View
2026-08-27 03:07:07 1097ms 3 NS 1 A 3 MX 🔓 Insecure View
2026-07-15 23:45:11 4712ms 3 NS 1 A 3 MX 🔓 Insecure View
2026-06-17 12:00:21 802ms 3 NS 1 A 3 MX 🔓 Insecure View
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