itdoktor.dk
📜 Historical scan 2026-06-17 14:35:18  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   62ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   58ms
IPTTLPTRASNISP / OrgCIDRCountryCity
159.253.90.65 — — AS42903 Itm8 A/S 159.253.88.0/21 🇩🇰 Denmark Frederiksværk
📧 MX Records4 records   49ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx1.pub.mailpod11-cph3.one.com 104.37.34.230 mx1.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 — mx2.pub.mailpod11-cph3.one.com 104.37.34.231 mx2.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 — mx3.pub.mailpod11-cph3.one.com 104.37.34.232 mx3.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 — mx4.pub.mailpod11-cph3.one.com 104.37.34.233 mx4.pub.mailpod11-cph3.one.com AS51468 One.com A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   566ms
TXT Record
v=spf1 include:servers.mcsv.net ?all
✉️ SPF
PolicyRecord (itdoktor.dk)
?all (neutral) v=spf1 include:servers.mcsv.net ?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   221ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
🔐 DNSSEC221ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA72ms
FieldValue
Serial2026030601
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
62ms
A
58ms
MX
49ms
AAAA
67ms
TXT
566ms
CAA
50ms
HTTPS
50ms
TLSA
221ms
SOA
72ms
MTA-STS
101ms
DNSSEC
221ms
SRV
0ms
Total
2491ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 12:32:32 1025ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-16 09:47:15 5146ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-27 15:26:40 5056ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-25 13:32:58 783ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-20 06:26:58 733ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-17 14:35:18 2491ms 2 NS 1 A 4 MX 🔒 Secure View
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