cdi.dk
📜 Historical scan 2026-08-04 13:56:04  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   2743ms
NameserverIP addressesPTRASN / ISP
sl1.sedo.com 91.195.240.173 — AS47846 SEDO GmbH
sl2.sedo.com 91.195.241.173 — AS47846 SEDO GmbH
🌍 A Records1 records   213ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.195.241.232 60s — AS47846 SEDO GmbH 91.195.240.0/23 🇩🇪 Germany —
📧 MX Records1 records   2715ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s localhost ::1
127.0.0.1		 localhost
localhost		 —
—
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover91.195.241.232
🔶 Autoconfig91.195.241.232
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   15754ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (cdi.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)
🔐 DNSSEC4201ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA769ms
FieldValue
Serial2018051601
Primary NS (MNAME)sl1.sedo.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
2743ms
A
213ms
MX
2715ms
AAAA
4174ms
TXT
15754ms
CAA
4163ms
HTTPS
4159ms
TLSA
4059ms
SOA
769ms
MTA-STS
3800ms
DNSSEC
4201ms
SRV
4164ms
Total
28266ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 09:35:49 2565ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-04 13:56:04 28266ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-30 04:45:04 1114ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-21 02:54:38 792ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-20 03:55:51 1399ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-19 16:33:14 4159ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 19:55:36 13993ms 2 NS 1 A 0 MX 🔓 Insecure View
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