4c-tech.dk
📜 Historical scan 2026-06-24 00:48:10  ·  ← 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)
🔐 DNSSEC256ms
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
208ms
A
207ms
MX
227ms
AAAA
158ms
TXT
296ms
CAA
160ms
HTTPS
220ms
TLSA
17ms
SOA
223ms
MTA-STS
203ms
DNSSEC
256ms
SRV
224ms
Total
1002ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 18:40:34 563ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-18 09:03:22 8817ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-16 11:36:52 1098ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-04 21:15:33 1429ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-24 21:44:05 1090ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-18 08:55:03 5073ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-28 14:20:52 817ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-28 12:53:57 9824ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-24 06:52:28 1132ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-24 00:48:10 1002ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 09:29:25 1405ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-16 13:14:06 1178ms 2 NS 1 A 4 MX 🔒 Secure View
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