f2-cloud.dk
📜 Historical scan 2026-08-24 06:41:25  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   105ms
🌍 A Records2 records   123ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.55.100 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.147.116 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   161ms
🔐 HTTPS Records1 records   105ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.55.100,172.67.147.116 ech=AEX+DQBBiAAgACDk2bGoHjdSOAbgC2s4HBS01Ebjh8w4PdHVfh2PAL4ZBgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:3764,2606:4700:3037::ac43:9374
📝 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)
🔐 DNSSEC282ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2413003979
Primary NS (MNAME)johnny.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
105ms
A
123ms
MX
125ms
AAAA
161ms
TXT
383ms
CAA
89ms
HTTPS
105ms
TLSA
136ms
SOA
0ms
MTA-STS
179ms
DNSSEC
282ms
SRV
169ms
Total
3055ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 16:58:08 511ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-24 06:41:25 3055ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-26 15:31:14 747ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-17 09:10:42 3032ms 2 NS 2 A 0 MX 🔓 Insecure View
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