firefox.dk
Last scanned: 2026-07-06 19:37:40  ·  924ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   118ms
NameserverIP addressesPTRASN / ISP
one.cloudns.dk 35.205.227.236 236.227.205.35.bc.googleusercontent.com AS396982 Google LLC
three.cloudns.dk 152.44.41.1 three.cloudns.dk AS25697 UpCloud USA Inc
two.cloudns.dk 94.237.87.121 two.cloudns.dk AS202053 UpCloud Ltd
🌍 A Records1 records   125ms
IPTTLPTRASNISP / OrgCIDRCountryCity
94.237.90.13 3600s edge-fra1.cloudip.dev AS202053 UpCloud Ltd 94.237.64.0/19 🇫🇮 Finland —
📧 MX Records1 records   128ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx.firefox.dk 94.237.90.13 edge-fra1.cloudip.dev AS202053 UpCloud Ltd
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover94.237.90.13
🔶 Autoconfig94.237.90.13
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   397ms
TXT Record
v=spf1 a mx ip4:94.237.90.13 include:relay.mailchannels.net include:_spf.google.com include:spf.protection.outlook.com ~all
✉️ SPF
PolicyRecord (firefox.dk)
~all (soft fail) v=spf1 a mx ip4:94.237.90.13 include:relay.mailchannels.net include:_spf.google.com include:spf.protection.outlook.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)
🔐 DNSSEC156ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026070503
Primary NS (MNAME)one.cloudns.dk
Responsible (RNAME)hostmaster@cloudns.dk
Refresh10800s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
118ms
A
125ms
MX
128ms
AAAA
61ms
TXT
397ms
CAA
40ms
HTTPS
58ms
TLSA
195ms
SOA
0ms
MTA-STS
173ms
DNSSEC
156ms
SRV
353ms
Total
924ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-06 19:37:40 924ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-30 02:00:29 1391ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-27 17:02:46 1277ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 22:56:32 961ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 10:04:30 888ms 3 NS 1 A 1 MX 🔓 Insecure View
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