zklassen.dk
Last scanned: 2026-06-26 11:23:53  ·  606ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   31ms
NameserverIP addressesPTRASN / ISP
ns1.mermaidconsulting.dk 195.43.138.106 — AS59979 Klein-Data
ns2.mermaidconsulting.dk 188.226.198.116 ns2.mermaidconsulting.dk AS14061 DigitalOcean, LLC
ns3.mermaidconsulting.dk 95.216.146.130 ns3.mermaidconsulting.dk AS24940 Hetzner Online GmbH
🌍 A Records1 records   34ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.137.236.28 900s — AS59701 NetNordic Denmark A/S 195.137.236.0/23 🇩🇰 Denmark —
📧 MX Records1 records   51ms
PriorityTTLMail ServerIP addressesPTRASN
10 900s mail.zklassen.dk 195.137.236.28 — AS59701 NetNordic Denmark A/S
🔷 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)
🔐 DNSSEC71ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA49ms
FieldValue
Serial2018051305
Primary NS (MNAME)ns1.mermaidconsulting.dk
Responsible (RNAME)root@mermaidconsulting.dk
Refresh10800s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
31ms
A
34ms
MX
51ms
AAAA
30ms
TXT
194ms
CAA
50ms
HTTPS
48ms
TLSA
85ms
SOA
49ms
MTA-STS
57ms
DNSSEC
71ms
SRV
70ms
Total
606ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-26 11:23:53 606ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-26 00:52:34 3520ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 09:30:52 1085ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-22 01:54:10 1176ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 03:40:47 4796ms 3 NS 1 A 1 MX 🔓 Insecure View
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