doctrina.dk
📜 Historical scan 2026-06-17 04:11:32  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   162ms
NameserverIP addressesPTRASN / ISP
ns01.one.com
ns02.one.com
🌍 A Records1 records   167ms
📧 MX Records4 records   174ms
🔷 AAAA Records (IPv6)1 records   159ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:10b:9:70a7:57b7:8a54 AS51468 One.com A/S 2a02:2350::/32 🇩🇰 Denmark Copenhagen
🔐 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   264ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod12-cph3.one.com DANE-EE · SPKI · SHA-256 D91CB8AC124CB360F986182813BDF3FD…
SMTP _25._tcp.mx2.pub.mailpod12-cph3.one.com DANE-EE · SPKI · SHA-256 D91CB8AC124CB360F986182813BDF3FD…
SMTP _25._tcp.mx3.pub.mailpod12-cph3.one.com DANE-EE · SPKI · SHA-256 D91CB8AC124CB360F986182813BDF3FD…
SMTP _25._tcp.mx4.pub.mailpod12-cph3.one.com DANE-EE · SPKI · SHA-256 D91CB8AC124CB360F986182813BDF3FD…
🔐 DNSSEC288ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA161ms
FieldValue
Serial2026061005
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
162ms
A
167ms
MX
174ms
AAAA
159ms
TXT
286ms
CAA
165ms
HTTPS
142ms
TLSA
264ms
SOA
161ms
MTA-STS
138ms
DNSSEC
288ms
SRV
0ms
Total
2212ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 10:10:42 851ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-27 05:26:59 776ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-26 08:21:05 744ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-10 08:01:52 1168ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-25 00:20:10 2363ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-17 04:23:47 19097ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-17 04:11:32 2212ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-17 04:03:07 609ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-17 04:00:23 1073ms 2 NS 1 A 4 MX 🔒 Secure View
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