kallstrom-engineering.dk
Last scanned: 2026-08-28 03:37:49  ·  1017ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   82ms
NameserverIP addressesPTRASN / ISP
dns01.dipcon.com 193.14.90.50
2a00:801:fb:253::4		 dns01.dipcon.com
dns01.dipcon.com		 AS1257 Tele2 SWIPnet
AS1257 Tele2 SWIPnet
dns02.ports.se 2001:19f0:5001:2a:5400:ff:fe38:1e6f
45.63.42.179		 dns02.ports.se
dns02.ports.se		 AS20473 The Constant Company, LLC
AS20473 The Constant Company, LLC
dns03.ports.se 2a04:3540:1000:310:287e:f6ff:fe1d:4789
94.237.33.102		 dns03.ports.se
dns03.ports.se		 AS202053 UpCloud Ltd
AS202053 UpCloud Ltd
dns04.ports.net 158.255.211.116
2a03:f80:ed15:3ec8::1		 dns04.ports.net
dns04.ports.net		 AS57169 EDIS GmbH
AS57169 EDIS GmbH
🌍 A Records
🌍
No A records found
📧 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 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)
🔐 DNSSEC93ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2023050300
Primary NS (MNAME)dns01.dipcon.com
Responsible (RNAME)registry@ports.net
Refresh43200s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
82ms
A
50ms
MX
78ms
AAAA
53ms
TXT
555ms
CAA
87ms
HTTPS
71ms
TLSA
78ms
SOA
0ms
MTA-STS
129ms
DNSSEC
93ms
SRV
546ms
Total
1017ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 03:37:49 1017ms 4 NS 0 A 0 MX 🔓 Insecure View
2026-06-26 09:46:36 688ms 4 NS 0 A 0 MX 🔓 Insecure View
2026-06-22 18:41:41 957ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 19:42:30 562ms 4 NS 0 A 0 MX 🔓 Insecure View
2026-06-20 19:28:52 1006ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 22:50:38 785ms 4 NS 0 A 0 MX 🔓 Insecure View
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