cnsystem.dk
📜 Historical scan 2026-06-24 21:22:27  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   267ms
NameserverIP addressesPTRASN / ISP
ns1-01.azure-dns.com 13.107.236.1
2603:1061:0:700::1		 ns1-01.azure-dns.com
ns1-01.azure-dns.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
ns2-01.azure-dns.net 150.171.21.1
2620:1ec:8ec:700::1		 ns2-01.azure-dns.net
ns2-01.azure-dns.net		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
ns3-01.azure-dns.org 204.14.183.1
2a01:111:4000:700::1		 ns3-01.azure-dns.org
ns3-01.azure-dns.org		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
ns4-01.azure-dns.info 208.84.5.1
2620:1ec:bda:700::1		 ns4-01.azure-dns.info
ns4-01.azure-dns.info		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
🌍 A Records1 records   358ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.246.120.226 3600s 195-246-120-226-static.glesys.net AS42708 Glesys AB 195.246.120.0/23 🇸🇪 Sweden Falkenberg
📧 MX Records1 records   241ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   435ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (cnsystem.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.cnsystem.dk)
p=reject v=DMARC1; p=reject; rua=mailto:jbo9quzy@rua.eu.dmarcmanager.app;
📬 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)
🔐 DNSSEC338ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA229ms
FieldValue
Serial1
Primary NS (MNAME)ns1-01.azure-dns.com
Responsible (RNAME)azuredns-hostmaster@microsoft.com
Refresh3600s
Retry300s
Expire2419200s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
267ms
A
358ms
MX
241ms
AAAA
235ms
TXT
435ms
CAA
229ms
HTTPS
221ms
TLSA
314ms
SOA
229ms
MTA-STS
258ms
DNSSEC
338ms
SRV
267ms
Total
2079ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 17:23:37 1124ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-07-02 04:35:49 940ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-24 23:55:37 2410ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-06-24 21:22:27 2079ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 23:01:29 1181ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 22:14:09 59943ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-06-16 21:48:42 1205ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-06-16 21:30:29 455ms 4 NS 1 A 0 MX 🔓 Insecure View
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