madholding.dk
Last scanned: 2026-08-21 01:19:08  ·  9157ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   94ms
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   80ms
IPTTLPTRASNISP / OrgCIDRCountryCity
49.12.204.137 3600s 6a7c75714283c0043f9afc9f.zertificon.cloud AS24940 Hetzner Online GmbH 49.12.0.0/15 🇩🇪 Germany Nuremberg
📧 MX Records4 records   111ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod11-cph3.one.com 104.37.34.230 mx1.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod11-cph3.one.com 104.37.34.231 mx2.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod11-cph3.one.com 104.37.34.232 mx3.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 10800s 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   203ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
🔐 DNSSEC213ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082001
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
94ms
A
80ms
MX
111ms
AAAA
92ms
TXT
8251ms
CAA
96ms
HTTPS
105ms
TLSA
203ms
SOA
0ms
MTA-STS
145ms
DNSSEC
213ms
SRV
159ms
Total
9157ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-21 01:19:08 9157ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-12 00:37:04 1586ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-10 18:26:05 1430ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-21 00:28:42 8733ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-15 01:16:48 6524ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-02 13:24:13 3161ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-25 19:16:36 891ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-25 03:36:56 2884ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-18 00:02:35 689ms 2 NS 1 A 4 MX 🔒 Secure View
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