dv-academy.dk
Last scanned: 2026-08-28 06:52:33  ·  753ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   40ms
🌍 A Records2 records   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.41.214 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.151.172 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover172.67.151.172
🔷 AAAA Records (IPv6)2 records   84ms
🔐 HTTPS Records1 records   120ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.41.214,172.67.151.172 ech=AEX+DQBBXQAgACD4tluV7+N6egP3rjc95AhG8H8rAWHDx+Y5v46cYnx6AwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:97ac,2606:4700:3032::6815:29d6
📝 TXT Records1 records   231ms
TXT Record
MS=ms62343828
✉️ 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)
🔐 DNSSEC147ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2412481905
Primary NS (MNAME)perla.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
40ms
A
36ms
MX
77ms
AAAA
84ms
TXT
231ms
CAA
52ms
HTTPS
120ms
TLSA
68ms
SOA
0ms
MTA-STS
134ms
DNSSEC
147ms
SRV
85ms
Total
753ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 06:52:33 753ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-18 02:44:25 1052ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-20 02:51:02 906ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-25 18:30:53 805ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-25 14:14:52 3284ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-25 11:32:24 819ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-24 04:21:07 833ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-20 23:16:25 1039ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-17 05:05:14 459ms 2 NS 2 A 0 MX 🔓 Insecure View
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