d4u.dk
Last scanned: 2026-08-27 08:44:55  ·  601ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   42ms
🌍 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)
🔐 DNSSEC104ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2412562254
Primary NS (MNAME)autumn.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 RegistrationWHOIS fetched 2026-06-21 19:42:17
FieldValue
RegistrarSimply.com A/S
Registered2025-08-28
Expires2026-08-27 (expired)
📋 WHOIS
⏱️ Lookup Timing
NS
42ms
A
52ms
MX
41ms
AAAA
37ms
TXT
271ms
CAA
69ms
HTTPS
41ms
TLSA
41ms
SOA
0ms
MTA-STS
83ms
DNSSEC
104ms
SRV
81ms
Total
601ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 08:44:55 601ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-08-19 11:46:43 1184ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-07-21 19:00:41 830ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-24 19:21:36 5495ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-22 08:15:57 1032ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 19:39:03 590ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-20 06:09:55 2488ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-16 23:36:00 941ms 2 NS 0 A 0 MX 🔓 Insecure View
2026-06-16 23:31:04 2255ms 2 NS 0 A 0 MX 🔓 Insecure View
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