academycph.dk
Last scanned: 2026-08-26 20:42:22  ·  643ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   37ms
NameserverIP addressesPTRASN / ISP
ns.dandomain.dk 185.25.141.3
2a02:2339:4006:109::dd		 ns.dandomain.dk
ns.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.dandomain.dk 2a02:2339:1:108::dd:dd
91.197.248.66		 ns2.dandomain.dk
ns2.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records1 records   30ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.166.90.102 3600s — AS14061 DigitalOcean, LLC 188.166.0.0/16 🇳🇱 The Netherlands Amsterdam
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   60ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com
📝 TXT Records2 records   146ms
TXT Record
MS=ms87747964
v=spf1 include:spf.protection.outlook.com ip4:188.166.90.102 a -all
✉️ SPF
PolicyRecord (academycph.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com ip4:188.166.90.102 a -all
📨 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)
🔐 DNSSEC91ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2019031800
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
37ms
A
30ms
MX
30ms
AAAA
38ms
TXT
146ms
CAA
38ms
HTTPS
63ms
TLSA
215ms
SOA
0ms
MTA-STS
65ms
DNSSEC
91ms
SRV
60ms
Total
643ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 20:42:22 643ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-25 01:17:43 742ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-23 20:34:47 1108ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 13:17:13 424ms 2 NS 1 A 0 MX 🔒 Secure View
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