dupper.dk
📜 Historical scan 2026-06-17 05:00:09  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   124ms
NameserverIP addressesPTRASN / ISP
ns.dandomain.dk — — —
ns2.dandomain.dk — — —
🌍 A Records1 records   105ms
IPTTLPTRASNISP / OrgCIDRCountryCity
212.237.249.17 — splash.dandomain.dk AS48854 team.blue Denmark A/S 212.237.248.0/23 🇩🇰 Denmark —
📧 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)
🔐 DNSSEC460ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA118ms
FieldValue
Serial2022011804
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
124ms
A
105ms
MX
123ms
AAAA
169ms
TXT
249ms
CAA
122ms
HTTPS
121ms
TLSA
46ms
SOA
118ms
MTA-STS
173ms
DNSSEC
460ms
SRV
0ms
Total
976ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-01 16:29:28 457ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 05:18:37 1040ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 05:10:14 330ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 05:09:07 8727ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 05:00:09 976ms 2 NS 1 A 0 MX 🔒 Secure View
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