helholm.dk
Last scanned: 2026-08-28 18:14:59  ·  2015ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   147ms
🌍 A Records1 records   142ms
📧 MX Records4 records   188ms
🔷 AAAA Records (IPv6)1 records   200ms
🔐 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 / DANE4 records   226ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 A4B9A2A35B513EFAC91F5A3C11DD0C58…
SMTP _25._tcp.mx2.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 A4B9A2A35B513EFAC91F5A3C11DD0C58…
SMTP _25._tcp.mx3.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 A4B9A2A35B513EFAC91F5A3C11DD0C58…
SMTP _25._tcp.mx4.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 A4B9A2A35B513EFAC91F5A3C11DD0C58…
🔐 DNSSEC344ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082801
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
147ms
A
142ms
MX
188ms
AAAA
200ms
TXT
412ms
CAA
143ms
HTTPS
164ms
TLSA
226ms
SOA
0ms
MTA-STS
247ms
DNSSEC
344ms
SRV
191ms
Total
2015ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 18:14:59 2015ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-18 13:09:54 1198ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-29 04:37:49 933ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-27 23:44:44 628ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-25 12:26:57 630ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-20 01:10:51 629ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-17 11:20:30 1064ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-17 11:10:08 1010ms 2 NS 1 A 4 MX 🔒 Secure View
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