0n.dk
Last scanned: 2026-08-28 11:29:17  ·  936ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   61ms
🌍 A Records1 records   156ms
IPTTLPTRASNISP / OrgCIDRCountryCity
64.190.63.222 14399s AS47846 SEDO GmbH 64.190.62.0/23 🇩🇪 Germany
📧 MX Records1 records   73ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s localhost ::1
127.0.0.1
localhost
localhost

📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover64.190.63.222
🔶 Autoconfig64.190.63.222
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   541ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (0n.dk)
-all (hard fail) v=spf1 -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)
🔐 DNSSEC255ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2018051601
Primary NS (MNAME)ns1.sedoparking.com
Responsible (RNAME)hostmaster@sedo.de
Refresh86400s
Retry10800s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
61ms
A
156ms
MX
73ms
AAAA
224ms
TXT
541ms
CAA
223ms
HTTPS
222ms
TLSA
102ms
SOA
0ms
MTA-STS
102ms
DNSSEC
255ms
SRV
280ms
Total
936ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 11:29:17 936ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-29 15:02:45 1553ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-27 07:14:11 22494ms 2 NS 0 A 0 MX ❓ Unknown View
2026-06-22 14:47:37 899ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 12:33:52 1685ms 2 NS 1 A 1 MX 🔓 Insecure View
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