sms-post.dk
📜 Historical scan 2026-06-19 17:53:10  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   77ms
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   73ms
IPTTLPTRASNISP / OrgCIDRCountryCity
144.76.218.231 21600s static.231.218.76.144.clients.your-server.de AS24940 Hetzner Online GmbH 144.76.0.0/16 🇩🇪 Germany Falkenstein
📧 MX Records1 records   83ms
PriorityTTLMail ServerIP addressesPTRASN
10 21600s size.dk 176.9.4.86 bruger.dk AS24940 Hetzner Online GmbH
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoversms-post.dk → 144.76.218.231
🔶 Autoconfigsms-post.dk → 144.76.218.231
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   252ms
TXT Record
v=spf1 a mx ip4:144.76.71.11 -all
✉️ SPF
PolicyRecord (sms-post.dk)
-all (hard fail) v=spf1 a mx ip4:144.76.71.11 -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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.sms-post.dk sms-post.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC190ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA95ms
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
77ms
A
73ms
MX
83ms
AAAA
79ms
TXT
252ms
CAA
71ms
HTTPS
76ms
TLSA
554ms
SOA
95ms
MTA-STS
59ms
DNSSEC
190ms
SRV
2047ms
Total
2997ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-27 06:13:26 1690ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 15:12:38 1248ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-19 17:53:10 2997ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 13:37:12 556ms 2 NS 1 A 1 MX 🔒 Secure View
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