studymedicineprague.dk
Last scanned: 2026-08-26 09:50:05  ·  3842ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   97ms
NameserverIP addressesPTRASN / ISP
cuce.ruk.cuni.cz 195.113.0.8
2001:718:1e03:1::8		 cuce.ruk.cuni.cz
cuce.ruk.cuni.cz		 AS2852 CESNET z.s.p.o.
AS2852 CESNET z.s.p.o.
david.ruk.cuni.cz 2001:718:1203:502::2
78.128.213.242		 david.ruk.cuni.cz
david.ruk.cuni.cz		 AS2852 CESNET z.s.p.o.
AS2852 CESNET z.s.p.o.
golias.ruk.cuni.cz 195.113.0.2
2001:718:1e03:1::2		 golias.ruk.cuni.cz
golias.ruk.cuni.cz		 AS2852 CESNET z.s.p.o.
AS2852 CESNET z.s.p.o.
🌍 A Records
🌍
No A records found
📧 MX Records1 records   79ms
PriorityTTLMail ServerIP addressesPTRASN
20 86400s cuce.ruk.cuni.cz 195.113.0.8
2001:718:1e03:1::8		 cuce.ruk.cuni.cz
cuce.ruk.cuni.cz		 AS2852 CESNET z.s.p.o.
AS2852 CESNET z.s.p.o.
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   486ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (studymedicineprague.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 Records3 records   156ms
FlagsTagValue
0 iodef mailto:tcs@cuni.cz
0 issue harica.gr
0 issue letsencrypt.org
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC255ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026012601
Primary NS (MNAME)golias.ruk.cuni.cz
Responsible (RNAME)postmaster@dec59.ruk.cuni.cz
Refresh1800s
Retry60s
Expire3600000s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
97ms
A
112ms
MX
79ms
AAAA
116ms
TXT
486ms
CAA
156ms
HTTPS
100ms
TLSA
104ms
SOA
0ms
MTA-STS
212ms
DNSSEC
255ms
SRV
187ms
Total
3842ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 09:50:05 3842ms 3 NS 0 A 1 MX 🔓 Insecure View
2026-06-28 07:38:30 6480ms 3 NS 0 A 1 MX 🔓 Insecure View
2026-06-18 08:28:19 2994ms 3 NS 0 A 1 MX ⚠️ Bogus View
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