tetrasnak.dk
Last scanned: 2026-06-17 23:30:35  ·  696ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   97ms
🌍 A Records2 records   73ms
📧 MX Records2 records   48ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover165.160.15.20
🔶 Autoconfig165.160.13.20
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   276ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (tetrasnak.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.tetrasnak.dk)
p=reject v=DMARC1; p=reject;
📬 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)
🔐 DNSSEC90ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA74ms
FieldValue
Serial2018091107
Primary NS (MNAME)dns1.cscdns.net
Responsible (RNAME)hostmaster@cscdns.net
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)14400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
97ms
A
73ms
MX
48ms
AAAA
45ms
TXT
276ms
CAA
70ms
HTTPS
47ms
TLSA
94ms
SOA
74ms
MTA-STS
72ms
DNSSEC
90ms
SRV
80ms
Total
696ms
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