co-teachingdanmark.dk
📜 Historical scan 2026-06-17 00:10:08  ·  ← 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
PolicyRecord (_dmarc.co-teachingdanmark.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;
📬 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)
🔐 DNSSEC6412ms
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
1863ms
A
3684ms
MX
3953ms
AAAA
1396ms
TXT
4285ms
CAA
312ms
HTTPS
784ms
TLSA
4789ms
SOA
343ms
MTA-STS
2006ms
DNSSEC
6412ms
SRV
0ms
Total
56620ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 21:33:21 1028ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-02 14:56:32 2728ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-25 10:40:44 3257ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-19 05:45:51 1105ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-17 00:10:08 56620ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 21:53:59 1894ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-16 21:30:54 651ms 3 NS 1 A 1 MX 🔒 Secure View
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