a24.dk
📜 Historical scan 2026-06-16 12:39:07  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   19ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —
🌍 A Records1 records   23ms
IPTTLPTRASNISP / OrgCIDRCountryCity
213.184.85.10 — nlcp01.shared-infra.net AS59795 PerfGrid 213.184.84.0/23 🇳🇱 The Netherlands —
📧 MX Records4 records   18ms
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 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   53ms
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…
🔐 DNSSEC89ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA15ms
FieldValue
Serial2026032501
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
19ms
A
23ms
MX
18ms
AAAA
21ms
TXT
173ms
CAA
17ms
HTTPS
20ms
TLSA
53ms
SOA
15ms
MTA-STS
35ms
DNSSEC
89ms
SRV
0ms
Total
809ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-03 15:22:29 540ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-16 01:15:58 814ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 21:07:21 946ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 02:14:10 9756ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-28 02:13:59 2017ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-24 20:35:32 1304ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-19 21:07:45 657ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-16 12:39:07 809ms 2 NS 1 A 4 MX 🔒 Secure View
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