kattrup.dk
Last scanned: 2026-06-24 00:04:26  ·  3050ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   389ms
NameserverIP addressesPTRASN / ISP
ns.scannet2.dk 185.25.141.9
2a02:2339:4006:10d::4171:4171		 ns1.scannet.dk
ns1.scannet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.scannet2.dk 2a02:2339:1:112:0:5:1:b11
91.197.248.72		 ns2.scannet.dk
ns2.scannet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records1 records   335ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.21.41.45 300s linux15.curanet.dk AS48854 team.blue Denmark A/S 185.21.40.0/22 🇩🇰 Denmark —
📧 MX Records1 records   345ms
PriorityTTLMail ServerIP addressesPTRASN
10 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
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   629ms
TXT Record
v=spf1 include:spf.scannet.dk ?all
✉️ SPF
PolicyRecord (kattrup.dk)
?all (neutral) v=spf1 include:spf.scannet.dk ?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
🔗 TLSA / DANE1 records   172ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.spamfilter.io DANE-EE · SPKI · SHA-256 9A25F05F2E322DABDCC9B7A06AB47A2D…
🔐 DNSSEC527ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA428ms
FieldValue
Serial2020042900
Primary NS (MNAME)ns.scannet2.dk
Responsible (RNAME)hostmaster@scannet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
389ms
A
335ms
MX
345ms
AAAA
380ms
TXT
629ms
CAA
397ms
HTTPS
434ms
TLSA
172ms
SOA
428ms
MTA-STS
411ms
DNSSEC
527ms
SRV
447ms
Total
3050ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-24 00:04:26 3050ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 23:54:24 956ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 03:25:51 2639ms 2 NS 1 A 1 MX 🔒 Secure View
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