sandemo.dk
Last scanned: 2026-08-15 19:16:48  ·  2459ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   256ms
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   292ms
IPTTLPTRASNISP / OrgCIDRCountryCity
94.231.103.155 43200s linux139.unoeuro.com AS48854 team.blue Denmark A/S 94.231.96.0/20 🇩🇰 Denmark —
📧 MX Records3 records   325ms
PriorityTTLMail ServerIP addressesPTRASN
5 43200s mail5.sandemo.dk 83.93.215.194 — AS3292 TDC Holding A/S
10 43200s mail10.sandemo.dk 80.251.197.180 80.251.197.180.bredband.3.dk AS44034 Hi3G Access AB
15 43200s mail.sandemo.dk 83.93.215.194 — AS3292 TDC Holding A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoversandemo.dk → 94.231.103.155
🔶 Autoconfigsandemo.dk → 94.231.103.155
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records3 records   740ms
TXT Record
google-site-verification=eSUegIchwkVUDdjPM7J0aw6j8LwoiwipED-EYTAj1hM
google-site-verification=ZqHBWEOES-A0WwQPziKgoJUT7xqOE-dvGOIlsel19ms
v=spf1 mx a a:localsmtp.unoeuro.com a:smtp1.tre.se a:csmtp.tre.se a:smtp.3.dk include:servers.mcsv.net -all
✉️ SPF
PolicyRecord (sandemo.dk)
-all (hard fail) v=spf1 mx a a:localsmtp.unoeuro.com a:smtp1.tre.se a:csmtp.tre.se a:smtp.3.dk include:servers.mcsv.net -all
📨 DMARC
PolicyRecord (_dmarc.sandemo.dk)
p=none (monitor only) v=DMARC1; p=none; pct=100; rua=mailto:dmarc@jentas.com,mailto:dmarc@jentas.dk;
📬 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.sandemo.dk sandemo.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC645ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081401
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
256ms
A
292ms
MX
325ms
AAAA
358ms
TXT
740ms
CAA
328ms
HTTPS
506ms
TLSA
216ms
SOA
0ms
MTA-STS
442ms
DNSSEC
645ms
SRV
556ms
Total
2459ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-15 19:16:48 2459ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-16 05:03:07 1149ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-24 16:26:38 1109ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-23 04:52:57 1024ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 07:13:49 1151ms 2 NS 1 A 3 MX 🔒 Secure View
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