kj-system.dk
Last scanned: 2026-08-28 04:12:51  ·  982ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   37ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S
🌍 A Records1 records   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
93.165.248.126 3600s 0x5da5f87e.static.cust.fastspeed.dk AS3292 TDC Holding A/S 93.165.128.0/17 🇩🇰 Denmark Aarhus
📧 MX Records1 records   37ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.kj-system.dk 93.165.248.126 0x5da5f87e.static.cust.fastspeed.dk AS3292 TDC Holding A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   134ms
TXT Record
v=spf1 a mx ip4:93.165.248.126 ~all
✉️ SPF
PolicyRecord (kj-system.dk)
~all (soft fail) v=spf1 a mx ip4:93.165.248.126 ~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 / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC94ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2025051100
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
37ms
A
39ms
MX
37ms
AAAA
51ms
TXT
134ms
CAA
44ms
HTTPS
47ms
TLSA
423ms
SOA
0ms
MTA-STS
55ms
DNSSEC
94ms
SRV
53ms
Total
982ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 04:12:51 982ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-27 19:03:09 1703ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-27 02:43:03 799ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-20 03:30:22 876ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-17 13:05:20 3736ms 4 NS 1 A 1 MX 🔒 Secure View
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