clss.dk
Last scanned: 2026-06-27 10:49:13  ·  1976ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   233ms
🌍 A Records3 records   195ms
📧 MX Records1 records   230ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.24
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   282ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com
📝 TXT Records1 records   793ms
TXT Record
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (clss.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all
📨 DMARC
PolicyRecord (_dmarc.clss.dk)
p=reject v=DMARC1; p=reject; adkim=s; aspf=s;
📬 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)
🔐 DNSSEC341ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA204ms
FieldValue
Serial2025090404
Primary NS (MNAME)ns1.wix.com
Responsible (RNAME)support@wix.com
Refresh10800s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
233ms
A
195ms
MX
230ms
AAAA
214ms
TXT
793ms
CAA
227ms
HTTPS
206ms
TLSA
409ms
SOA
204ms
MTA-STS
249ms
DNSSEC
341ms
SRV
282ms
Total
1976ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-27 10:49:13 1976ms 2 NS 3 A 1 MX 🔓 Insecure View
2026-06-16 21:25:54 871ms 2 NS 3 A 1 MX 🔓 Insecure View
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