bttf.dk
📜 Historical scan 2026-06-16 17:30:29  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   33ms
NameserverIP addressesPTRASN / ISP
ken.ns.cloudflare.com — — —
kristin.ns.cloudflare.com — — —
🌍 A Records2 records   34ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.4.105 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.131.252 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   36ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::6815:469 — — AS13335 Cloudflare, Inc. 2606:4700:3000::/42 — —
2606:4700:3035::ac43:83fc — — AS13335 Cloudflare, Inc. 2606:4700:3000::/42 — —
🔐 HTTPS Records1 records   39ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.4.105,172.67.131.252 ech=AEX+DQBB6gAgACBAk7biNGguDhfElDNDlBhA4bndbZdx+H8iOS6FUr6nJQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:469,2606:4700:3035::ac43:83fc
📝 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)
🔐 DNSSEC118ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA34ms
FieldValue
Serial2403883809
Primary NS (MNAME)ken.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
33ms
A
34ms
MX
36ms
AAAA
36ms
TXT
127ms
CAA
33ms
HTTPS
39ms
TLSA
44ms
SOA
34ms
MTA-STS
47ms
DNSSEC
118ms
SRV
0ms
Total
369ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-03 09:08:47 1096ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-18 02:17:32 4151ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-09 05:59:50 1539ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-28 06:27:33 1590ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-19 23:23:45 438ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-18 21:04:44 734ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-16 17:37:36 1179ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-16 17:35:42 2463ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-16 17:30:29 369ms 2 NS 2 A 0 MX 🔓 Insecure View
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