acu.dk
Last scanned: 2026-08-12 02:28:30  ·  914ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   43ms
🌍 A Records2 records   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.65.175 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.164.244 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   58ms
🔐 HTTPS Records1 records   66ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.65.175,172.67.164.244 ech=AEX+DQBBkwAgACDDIeiBX6v0OhK83DhyvzEeVT0rELciZUrk/X+UacZ7YwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:a4f4,2606:4700:3035::6815:41af
📝 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)
🔐 DNSSEC79ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2411947297
Primary NS (MNAME)drake.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
43ms
A
40ms
MX
51ms
AAAA
58ms
TXT
201ms
CAA
55ms
HTTPS
66ms
TLSA
58ms
SOA
0ms
MTA-STS
78ms
DNSSEC
79ms
SRV
78ms
Total
914ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 02:28:30 914ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-21 10:53:12 2035ms 2 NS 2 A 0 MX ❓ Unknown View
2026-06-20 16:38:40 528ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-16 12:42:33 422ms 2 NS 2 A 0 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone