postm.dk
Last scanned: 2026-08-28 11:19:42  ·  656ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   46ms
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
93.190.143.98 43200s 93-190-143-98.hosted-by-worldstream.net AS49981 WorldStream B.V. 93.190.136.0/21 🇳🇱 The Netherlands Naaldwijk
📧 MX Records1 records   39ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mail.postm.dk 93.190.143.98 93-190-143-98.hosted-by-worldstream.net AS49981 WorldStream B.V.
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover93.190.143.98
🔶 Autoconfig93.190.143.98
🔷 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 / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC82ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
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
46ms
A
58ms
MX
39ms
AAAA
39ms
TXT
185ms
CAA
52ms
HTTPS
45ms
TLSA
96ms
SOA
0ms
MTA-STS
63ms
DNSSEC
82ms
SRV
81ms
Total
656ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 11:19:42 656ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 17:54:16 740ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-27 05:44:39 1195ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 17:17:56 1160ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 07:20:38 580ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 06:31:27 2542ms 2 NS 1 A 1 MX 🔒 Secure View
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