blackbook.dk
📜 Historical scan 2026-06-21 17:12:13  ·  ← 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)
🔐 DNSSEC473ms
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
173ms
A
173ms
MX
196ms
AAAA
190ms
TXT
500ms
CAA
182ms
HTTPS
168ms
TLSA
17ms
SOA
167ms
MTA-STS
217ms
DNSSEC
473ms
SRV
198ms
Total
1174ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-03 13:45:42 3974ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-07-20 10:25:32 1706ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-07-02 02:23:17 1595ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-23 06:18:21 4826ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-21 17:12:13 1174ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 23:52:15 1078ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-16 14:45:33 919ms 2 NS 2 A 3 MX 🔓 Insecure View
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