dolphins.dk
Last scanned: 2026-08-24 16:47:33  ·  2544ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   116ms
🌍 A Records1 records   116ms
📧 MX Records4 records   113ms
🔷 AAAA Records (IPv6)1 records   100ms
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   603ms
TXT Record
v=spf1 include:_custspf.one.com -all
✉️ SPF
PolicyRecord (dolphins.dk)
-all (hard fail) v=spf1 include:_custspf.one.com -all
📨 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   203ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx2.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx3.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx4.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 24689A1B29BE70163B6DCF262497B6EC…
🔐 DNSSEC277ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082402
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
116ms
A
116ms
MX
113ms
AAAA
100ms
TXT
603ms
CAA
113ms
HTTPS
104ms
TLSA
203ms
SOA
0ms
MTA-STS
117ms
DNSSEC
277ms
SRV
907ms
Total
2544ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-24 16:47:33 2544ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-09 17:29:44 1060ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-07 17:30:14 900ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-03 14:08:03 1873ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-27 02:25:22 681ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-19 06:41:35 744ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-17 04:05:43 542ms 2 NS 1 A 4 MX 🔒 Secure View
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