helleskov-duus.dk
📜 Historical scan 2026-06-17 11:17:00  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   48ms
🌍 A Records1 records   46ms
📧 MX Records3 records   52ms
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   195ms
TXT Record
v=spf1 ip4:193.200.90.178 include:_spf.e-studio.dk ip4:85.191.127.11 +a +mx ~all
✉️ SPF
PolicyRecord (helleskov-duus.dk)
~all (soft fail) v=spf1 ip4:193.200.90.178 include:_spf.e-studio.dk ip4:85.191.127.11 +a +mx ~all
📨 DMARC
PolicyRecord (_dmarc.helleskov-duus.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 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 / DANE3 records   69ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.spamfri.dk DANE-EE · SPKI · SHA-256 884451547A03D0AC2F628D943839BAA6…
SMTP _25._tcp.mx2.spamfri.dk DANE-EE · SPKI · SHA-256 6598C93F79B95376BB8099E9AC862167…
SMTP _25._tcp.mx3.spamfri.dk DANE-EE · SPKI · SHA-256 BBFB0694919290E5BC9D6E2C6F47D846…
🔐 DNSSEC107ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA25ms
FieldValue
Serial2026061101
Primary NS (MNAME)ns1.e-studio.dk
Responsible (RNAME)hostmaster@mailrelay.e-studio.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
48ms
A
46ms
MX
52ms
AAAA
49ms
TXT
195ms
CAA
132ms
HTTPS
48ms
TLSA
69ms
SOA
25ms
MTA-STS
43ms
DNSSEC
107ms
SRV
0ms
Total
710ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-11 14:46:40 2383ms 3 NS 1 A 3 MX 🔒 Secure View
2026-06-23 19:06:36 6043ms 3 NS 1 A 3 MX 🔒 Secure View
2026-06-22 23:10:25 1192ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 11:21:30 948ms 3 NS 1 A 3 MX 🔒 Secure View
2026-06-17 11:17:00 710ms 3 NS 1 A 3 MX 🔒 Secure View
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