3250.dk
Last scanned: 2026-08-25 14:14:48  ·  712ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   37ms
🌍 A Records1 records   42ms
📧 MX Records5 records   45ms
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   134ms
TXT Record
v=spf1 include:_spf.google.com include:spf.simply.com -all
✉️ SPF
PolicyRecord (3250.dk)
-all (hard fail) v=spf1 include:_spf.google.com include:spf.simply.com -all
📨 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)
🔐 DNSSEC99ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2023020600
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
37ms
A
42ms
MX
45ms
AAAA
30ms
TXT
134ms
CAA
46ms
HTTPS
39ms
TLSA
79ms
SOA
0ms
MTA-STS
47ms
DNSSEC
99ms
SRV
58ms
Total
712ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 14:14:48 712ms 3 NS 1 A 5 MX 🔒 Secure View
2026-06-24 23:44:16 885ms 3 NS 1 A 5 MX 🔒 Secure View
2026-06-21 01:06:01 969ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 16:47:10 778ms 3 NS 1 A 5 MX 🔒 Secure View
2026-06-16 12:47:37 751ms 3 NS 1 A 5 MX 🔒 Secure View
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