fysikklubben.dk
Last scanned: 2026-07-06 08:41:52  ·  3965ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   225ms
🌍 A Records2 records   307ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.23.75 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.209.201 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   317ms
🔐 HTTPS Records1 records   156ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.23.75,172.67.209.201 ech=AEX+DQBBIQAgACBkEsJGZLGWyVeCbFf1W+ZXR8ToduMPqqnEPWLNms/jFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:d1c9,2606:4700:3036::6815:174b
📝 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)
🔐 DNSSEC526ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2408768631
Primary NS (MNAME)bowen.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
225ms
A
307ms
MX
230ms
AAAA
317ms
TXT
613ms
CAA
237ms
HTTPS
156ms
TLSA
228ms
SOA
0ms
MTA-STS
383ms
DNSSEC
526ms
SRV
383ms
Total
3965ms
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