about-it.dk
Last scanned: 2026-08-23 11:30:31  ·  3718ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   88ms
🌍 A Records1 records   79ms
📧 MX Records4 records   105ms
🔷 AAAA Records (IPv6)1 records   71ms
🔐 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   501ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod9-cph3.one.com DANE-EE · SPKI · SHA-256 45270A69B37BD0C454F2B3E54CC89AD7…
SMTP _25._tcp.mx2.pub.mailpod9-cph3.one.com DANE-EE · SPKI · SHA-256 45270A69B37BD0C454F2B3E54CC89AD7…
SMTP _25._tcp.mx3.pub.mailpod9-cph3.one.com DANE-EE · SPKI · SHA-256 45270A69B37BD0C454F2B3E54CC89AD7…
SMTP _25._tcp.mx4.pub.mailpod9-cph3.one.com DANE-EE · SPKI · SHA-256 45270A69B37BD0C454F2B3E54CC89AD7…
🔐 DNSSEC276ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082301
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
88ms
A
79ms
MX
105ms
AAAA
71ms
TXT
322ms
CAA
107ms
HTTPS
125ms
TLSA
501ms
SOA
0ms
MTA-STS
156ms
DNSSEC
276ms
SRV
134ms
Total
3718ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-23 11:30:31 3718ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-21 10:06:01 1068ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-23 22:07:04 8840ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-24 04:30:21 908ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-16 12:42:29 825ms 2 NS 1 A 4 MX 🔒 Secure View
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