ctsm.dk
Last scanned: 2026-08-26 13:46:09  ·  716ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   57ms
NameserverIP addressesPTRASN / ISP
a.portsdns.se 2607:f740:e009::1
45.54.35.101		 a.portsdns.se
a.portsdns.se		 AS63911 NetActuate, Inc
AS63911 NetActuate, Inc
b.portsdns.net 2a00:11c0:3d::1
94.16.23.1		 b.portsdns.net
b.portsdns.net		 AS42354 Anexia Cloud Solutions GmbH
AS42354 Anexia Cloud Solutions GmbH
🌍 A Records1 records   57ms
IPTTLPTRASNISP / OrgCIDRCountryCity
193.14.90.203 3600s redirect.portsit.se AS1257 Tele2 SWIPnet 193.12.0.0/14 🇸🇪 Sweden Malmö
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   244ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (ctsm.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.ctsm.dk)
p=reject v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:3fb658a1@inbox.eu.redsift.cloud; ruf=mailto:3fb658a1@inbox.eu.redsift.cloud;
📬 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 / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC107ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2025090401
Primary NS (MNAME)a.portsdns.se
Responsible (RNAME)registry@ports.net
Refresh14400s
Retry3600s
Expire1814400s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
57ms
A
57ms
MX
55ms
AAAA
42ms
TXT
244ms
CAA
57ms
HTTPS
55ms
TLSA
115ms
SOA
0ms
MTA-STS
81ms
DNSSEC
107ms
SRV
91ms
Total
716ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 13:46:09 716ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-07-01 11:34:50 642ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-24 19:06:40 3029ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-24 17:11:21 3354ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-16 23:11:07 2306ms 2 NS 1 A 0 MX 🔓 Insecure View
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