zefu.dk
📜 Historical scan 2026-06-21 08:52:07  ·  ← 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)
🔐 DNSSEC197ms
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
82ms
A
90ms
MX
59ms
AAAA
105ms
TXT
2021ms
CAA
61ms
HTTPS
65ms
TLSA
363ms
SOA
77ms
MTA-STS
4051ms
DNSSEC
197ms
SRV
4087ms
Total
4697ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-03 11:10:02 2772ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-01 10:23:15 908ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-30 03:18:23 1054ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-28 18:29:10 1074ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-27 15:56:55 775ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-26 14:37:47 16511ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-25 13:56:55 16540ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-24 13:26:30 679ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-23 12:59:42 8697ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-22 01:25:41 661ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-20 21:43:35 774ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-19 14:18:38 739ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-18 09:27:47 2235ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-17 04:15:52 692ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-15 23:37:23 790ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-14 05:48:19 733ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-10 06:28:48 615ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-08 20:52:37 804ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-07 16:14:18 735ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-05 04:48:05 677ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-04 04:47:18 677ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-02 23:54:44 2394ms 1 NS 0 A 0 MX ❓ Unknown View
2026-06-24 05:19:41 9624ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-23 16:09:56 1172ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 08:52:07 4697ms 0 NS 0 A 0 MX ❓ Unknown View
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