optimumgreen.dk
Last scanned: 2026-06-19 23:47:22  ·  2377ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   101ms
🌍 A Records1 records   100ms
📧 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)
🔐 DNSSEC230ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA83ms
FieldValue
Serial2019031201
Primary NS (MNAME)nsauth1.introweb.nl
Responsible (RNAME)postmaster@introweb.nl
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
101ms
A
100ms
MX
98ms
AAAA
92ms
TXT
522ms
CAA
93ms
HTTPS
106ms
TLSA
97ms
SOA
83ms
MTA-STS
142ms
DNSSEC
230ms
SRV
2105ms
Total
2377ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-19 23:47:22 2377ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-18 03:22:37 14539ms 3 NS 1 A 0 MX 🔓 Insecure View
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