koolstuff.dk
Last scanned: 2026-08-26 20:36:18  ·  729ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   39ms
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   55ms
IPTTLPTRASNISP / OrgCIDRCountryCity
193.14.90.203 3600s redirect.portsit.se AS1257 Tele2 SWIPnet 193.12.0.0/14 🇸🇪 Sweden Malmö
📧 MX Records1 records   56ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.koolstuff.dk 80.92.65.53 mfwd.ebrandservices.com AS24611 Datacenter Luxembourg S.A.
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover193.14.90.203
🔶 Autoconfig193.14.90.203
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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 / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC101ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2023102400
Primary NS (MNAME)a.portsdns.se
Responsible (RNAME)registry@ports.net
Refresh1800s
Retry900s
Expire1814400s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
39ms
A
55ms
MX
56ms
AAAA
58ms
TXT
269ms
CAA
51ms
HTTPS
55ms
TLSA
101ms
SOA
0ms
MTA-STS
100ms
DNSSEC
101ms
SRV
80ms
Total
729ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 20:36:18 729ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-24 06:23:14 678ms 2 NS 1 A 1 MX ❓ Unknown View
2026-06-23 16:43:06 767ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 04:40:38 894ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-18 04:16:00 1441ms 2 NS 1 A 1 MX 🔓 Insecure View
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