dfdns.dk
📜 Historical scan 2026-06-17 02:35:15  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers6 records   225ms
NameserverIP addressesPTRASN / ISP
ns1.dynu.com — — —
ns2.dynu.com — — —
ns3.dynu.com — — —
ns4.dynu.com — — —
ns5.dynu.com — — —
ns6.dynu.com — — —
🌍 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)
🔐 DNSSEC292ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA223ms
FieldValue
Serial1
Primary NS (MNAME)ns1.dynu.com
Responsible (RNAME)administrator@dynu.com
Refresh3600s
Retry900s
Expire1440s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
225ms
A
214ms
MX
210ms
AAAA
206ms
TXT
821ms
CAA
130ms
HTTPS
213ms
TLSA
337ms
SOA
223ms
MTA-STS
460ms
DNSSEC
292ms
SRV
0ms
Total
1298ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-02 00:34:46 5636ms 6 NS 0 A 0 MX 🔓 Insecure View
2026-06-17 02:35:15 1298ms 6 NS 0 A 0 MX 🔓 Insecure View
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