dno.dk
📜 Historical scan 2026-06-17 04:27:15  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   386ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com
ns2.simply.com
ns3.simply.com
ns4.simply.com
🌍 A Records1 records   353ms
📧 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)
🔐 DNSSEC1738ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA295ms
FieldValue
Serial2020072990
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
386ms
A
353ms
MX
297ms
AAAA
367ms
TXT
813ms
CAA
284ms
HTTPS
290ms
TLSA
3954ms
SOA
295ms
MTA-STS
651ms
DNSSEC
1738ms
SRV
0ms
Total
17834ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-24 12:43:29 16649ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-20 23:23:19 371ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-17 04:27:15 17834ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-17 04:12:50 1066ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-17 04:11:52 260ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-17 04:00:05 704ms 4 NS 1 A 0 MX 🔒 Secure View
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