visbook.dk
📜 Historical scan 2026-06-24 08:12:30  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers
🖥️
No NS records found
🌍 A Records
🌍
No A records found
📧 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)
🔐 DNSSEC312ms
CheckResult
Validation Status❓ Unknown
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: failure
🏷️ SOA
✗ No SOA record found
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
110ms
A
136ms
MX
233ms
AAAA
152ms
TXT
263ms
CAA
143ms
HTTPS
202ms
TLSA
17ms
SOA
226ms
MTA-STS
182ms
DNSSEC
312ms
SRV
238ms
Total
1066ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-01 03:29:36 520ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-08-27 15:35:31 410ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-08-26 15:22:59 609ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-07-08 21:21:17 724ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-07-03 00:50:05 2409ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-24 18:13:57 1822ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-24 08:12:30 1066ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 12:11:08 386ms 2 NS 1 A 0 MX ⚠️ Bogus View
2026-06-17 14:41:35 932ms 2 NS 1 A 0 MX 🔓 Insecure View
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