smx.dk
Last scanned: 2026-08-28 03:19:25  ·  1200ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   41ms
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   41ms
IPTTLPTRASNISP / OrgCIDRCountryCity
89.239.196.34 600s mail1.how.dk AS44869 FIBIA P/S 89.239.192.0/18 🇩🇰 Denmark Odense
📧 MX Records1 records   42ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mail1.how.dk 89.239.196.34 mail1.how.dk AS44869 FIBIA P/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoversmx.dk → 89.239.196.34
🔶 Autoconfigsmx.dk → 89.239.196.34
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   224ms
TXT Record
v=spf1 mx ~all
✉️ SPF
PolicyRecord (smx.dk)
~all (soft fail) v=spf1 mx ~all
📨 DMARC
PolicyRecord (_dmarc.smx.dk)
p=reject v=DMARC1;p=reject
📬 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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.smx.dk smx.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC151ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082401
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
41ms
A
41ms
MX
42ms
AAAA
36ms
TXT
224ms
CAA
39ms
HTTPS
45ms
TLSA
427ms
SOA
0ms
MTA-STS
113ms
DNSSEC
151ms
SRV
71ms
Total
1200ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 03:19:25 1200ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 20:00:32 665ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-25 16:21:55 763ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-29 01:47:52 1355ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 18:54:41 3534ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-22 00:59:38 1192ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 03:24:47 846ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 02:53:55 889ms 2 NS 1 A 1 MX 🔒 Secure View
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