substy.dk
📜 Historical scan 2026-06-20 17:28:22  ·  ← 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)
🔐 DNSSEC284ms
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
162ms
A
194ms
MX
193ms
AAAA
192ms
TXT
273ms
CAA
182ms
HTTPS
187ms
TLSA
17ms
SOA
221ms
MTA-STS
151ms
DNSSEC
284ms
SRV
219ms
Total
864ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 14:47:26 889ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-08-25 12:37:29 961ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-26 21:11:50 946ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-24 13:00:50 1320ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-21 05:45:17 1210ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-20 17:28:22 864ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-19 20:24:45 7749ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 13:34:24 3480ms 4 NS 1 A 1 MX 🔓 Insecure View
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