sesec.dk
Last scanned: 2026-08-27 11:49:04  ·  922ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   68ms
NameserverIP addressesPTRASN / ISP
ns.dandomain.dk 185.25.141.3
2a02:2339:4006:109::dd		 ns.dandomain.dk
ns.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.dandomain.dk 2a02:2339:1:108::dd:dd
91.197.248.66		 ns2.dandomain.dk
ns2.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records1 records   60ms
IPTTLPTRASNISP / OrgCIDRCountryCity
93.191.158.20 3600s linux15.dandomain.dk AS48854 team.blue Denmark A/S 93.191.152.0/21 🇩🇰 Denmark —
📧 MX Records1 records   65ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s mx.spamfilter.io 46.36.212.34
46.36.212.36
46.36.212.37
46.36.212.38
89.188.78.64
89.188.78.65
89.188.78.66
94.231.106.12		 node4.spamfilter.io
node8.spamfilter.io
node6.spamfilter.io
node7.spamfilter.io
node3.spamfilter.io
node9.spamfilter.io
node10.spamfilter.io
node2.spamfilter.io		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscoverredirect.webexchange.nu → 212.237.249.80
🔶 Autoconfig212.237.249.17
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   214ms
TXT Record
v=spf1 include:dandomain -all
✉️ SPF
PolicyRecord (sesec.dk)
-all (hard fail) v=spf1 include:dandomain -all
📨 DMARC
PolicyRecord (_dmarc.sesec.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 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 / DANE1 records   129ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.spamfilter.io DANE-EE · SPKI · SHA-256 9A25F05F2E322DABDCC9B7A06AB47A2D…
🔐 DNSSEC158ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026010506
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
68ms
A
60ms
MX
65ms
AAAA
57ms
TXT
214ms
CAA
80ms
HTTPS
96ms
TLSA
129ms
SOA
0ms
MTA-STS
127ms
DNSSEC
158ms
SRV
81ms
Total
922ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 11:49:04 922ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 18:31:25 730ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-08 16:43:51 33483ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 07:05:12 768ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 20:01:50 749ms 2 NS 1 A 1 MX 🔒 Secure View
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