bookskiskole.dk
Last scanned: 2026-08-21 18:30:23  ·  8753ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   46ms
🌍 A Records2 records   41ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.92.180 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.197.21 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   55ms
🔐 HTTPS Records1 records   40ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.92.180,172.67.197.21 ech=AEX+DQBBCgAgACDUWJgi1qykvgAjC0Pj8Hlp6ULbcDWXAnkJx9xsboI3OAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:c515,2606:4700:3037::6815:5cb4
📝 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)
🔐 DNSSEC136ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2412741028
Primary NS (MNAME)bayan.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
46ms
A
41ms
MX
47ms
AAAA
55ms
TXT
184ms
CAA
48ms
HTTPS
40ms
TLSA
116ms
SOA
0ms
MTA-STS
102ms
DNSSEC
136ms
SRV
8047ms
Total
8753ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-21 18:30:23 8753ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-18 17:01:03 2853ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-06 02:12:37 930ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-22 10:28:02 784ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-21 10:04:34 1243ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-16 16:18:00 1217ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-16 16:05:28 307ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-16 16:02:42 2468ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-16 16:00:25 443ms 2 NS 2 A 0 MX 🔓 Insecure View
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