cotu.dk
📜 Historical scan 2026-06-22 19:03:58  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers
🖥️
No NS records found
🌍 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)
🔐 DNSSEC280ms
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
207ms
A
184ms
MX
216ms
AAAA
204ms
TXT
310ms
CAA
181ms
HTTPS
178ms
TLSA
17ms
SOA
171ms
MTA-STS
213ms
DNSSEC
280ms
SRV
230ms
Total
1089ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-29 02:05:17 1677ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-25 02:10:06 1104ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-23 22:53:19 4055ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-22 21:51:33 3503ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-21 21:46:32 1729ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-16 18:37:50 17150ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-13 01:17:40 4005ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-11 14:44:14 4109ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-10 00:58:41 3604ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-08 08:23:46 17128ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-07 07:18:50 3287ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-07-27 01:01:46 9698ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-07-26 00:57:58 10637ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-07-21 18:20:22 9283ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-07-19 07:13:29 10044ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-07-18 04:05:38 4876ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-07-15 23:29:42 9245ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-07-13 16:56:19 10286ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-07-03 00:37:46 1486ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-06-24 18:39:57 684ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-06-22 19:03:58 1089ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 01:34:42 689ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-06-16 22:36:22 561ms 2 NS 0 A 2 MX 🔓 Insecure View
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