okula.dk
📜 Historical scan 2026-08-19 04:07:26  ·  ← Latest scan
🧟 Lame delegation ⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   677ms
NameserverIP addressesPTRASN / ISP
dns1.rackhosting.com 77.247.69.212 dns1.rackhosting.com AS31590 Rackhosting.com ApS
dns2.rackhosting.com 45.32.187.211 dns2.rackhosting.com AS20473 The Constant Company, LLC
dns3.rackhosting.com 77.247.69.213 dns3.rackhosting.com AS31590 Rackhosting.com ApS
🌍 A Records
🌍
No A records found
📧 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
📝 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)
🔐 DNSSEC891ms
CheckResult
Validation Status❓ Unknown
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: failure
🏷️ SOA
✗ No SOA record found
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
677ms
A
657ms
MX
698ms
AAAA
654ms
TXT
2561ms
CAA
632ms
HTTPS
738ms
TLSA
478ms
SOA
397ms
MTA-STS
779ms
DNSSEC
891ms
SRV
753ms
Total
7779ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 05:54:27 3411ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-23 10:24:12 1010ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-22 09:48:36 1607ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-21 09:40:44 1109ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-20 09:22:18 2092ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-19 04:07:26 7779ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-18 02:35:41 1442ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-16 15:29:15 6163ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-15 09:19:41 4847ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-13 10:49:09 11096ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-12 07:16:51 3654ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-09 16:41:35 3493ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-07 01:20:27 11162ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-04 06:14:03 4589ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-03 05:33:17 1876ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-01 01:06:43 3012ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-27 20:46:10 3523ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-26 20:08:31 1211ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-25 19:37:04 2964ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-24 19:17:50 2957ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-23 18:41:48 1244ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-22 14:58:05 1637ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-21 03:30:49 11010ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-20 01:18:39 1229ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-18 19:45:57 3340ms 3 NS 0 A 0 MX ❓ Unknown View
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