trestles.dk
Last scanned: 2026-08-12 16:42:56  ·  1742ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   161ms
NameserverIP addressesPTRASN / ISP
ns1.websupport.cz 2a10:bbc0::11
45.10.97.11		 ns1.websupport.eu
ns1.websupport.eu		 AS25234 ACTIVE 24, s.r.o.
AS25234 ACTIVE 24, s.r.o.
ns2.websupport.cz 185.71.159.12
2a02:250:3::12		 ns2.websupport.eu
ns2.websupport.eu		 AS25234 ACTIVE 24, s.r.o.
AS25234 ACTIVE 24, s.r.o.
ns3.websupport.eu 2a10:bbc0::13
45.10.97.13		 ns3.websupport.eu
ns3.websupport.eu		 AS25234 ACTIVE 24, s.r.o.
AS25234 ACTIVE 24, s.r.o.
🌍 A Records1 records   207ms
IPTTLPTRASNISP / OrgCIDRCountryCity
37.9.175.163 3600s ing.r3.websupport.sk AS51013 WebSupport s.r.o. 37.9.168.0/21 🇸🇰 Slovakia —
📧 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
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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)
🔐 DNSSEC288ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial1764833950
Primary NS (MNAME)ns1.websupport.cz
Responsible (RNAME)admin@websupport.cz
Refresh7200s
Retry2048s
Expire1048576s
Minimum (neg-cache TTL)2560s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
161ms
A
207ms
MX
203ms
AAAA
217ms
TXT
385ms
CAA
199ms
HTTPS
220ms
TLSA
190ms
SOA
0ms
MTA-STS
230ms
DNSSEC
288ms
SRV
216ms
Total
1742ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 16:42:56 1742ms 3 NS 1 A 0 MX 🔒 Secure View
2026-07-17 22:51:37 9585ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-24 16:47:27 1385ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-17 23:57:47 801ms 3 NS 1 A 0 MX 🔒 Secure View
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