kostov.dk
Last scanned: 2026-08-25 23:07:36  ·  1036ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   49ms
🌍 A Records1 records   72ms
📧 MX Records1 records   56ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover85.13.138.41
🔶 Autoconfig85.13.138.41
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   359ms
TXT Record
v=spf1 a mx include:spf.kasserver.com ~all
✉️ SPF
PolicyRecord (kostov.dk)
~all (soft fail) v=spf1 a mx include:spf.kasserver.com ~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)
🔐 DNSSEC98ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2602191237
Primary NS (MNAME)ns3.kasserver.com
Responsible (RNAME)hostmaster@kasserver.com
Refresh28800s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)7200s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
49ms
A
72ms
MX
56ms
AAAA
65ms
TXT
359ms
CAA
55ms
HTTPS
69ms
TLSA
326ms
SOA
0ms
MTA-STS
93ms
DNSSEC
98ms
SRV
117ms
Total
1036ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 23:07:36 1036ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 13:02:25 807ms 2 NS 1 A 1 MX 🔓 Insecure View
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