diosystems.dk
📜 Historical scan 2026-06-17 03:15:46  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   56ms
NameserverIP addressesPTRASN / ISP
dns1.cscdns.net — — —
dns2.cscdns.net — — —
🌍 A Records2 records   58ms
IPTTLPTRASNISP / OrgCIDRCountryCity
165.160.13.20 — — AS19574 Corporation Service Company 165.160.12.0/22 🇺🇸 United States —
165.160.15.20 — — AS19574 Corporation Service Company 165.160.12.0/22 🇺🇸 United States —
📧 MX Records1 records   45ms
PriorityTTLMail ServerIP addressesPTRASN
10 — custmx.cscdns.net 198.58.121.58 198-58-121-58.ip.linodeusercontent.com AS63949 Akamai Connected Cloud
🔷 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)
🔐 DNSSEC177ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA45ms
FieldValue
Serial2019060403
Primary NS (MNAME)dns1.cscdns.net
Responsible (RNAME)hostmaster@cscdns.net
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)14400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
56ms
A
58ms
MX
45ms
AAAA
55ms
TXT
142ms
CAA
51ms
HTTPS
74ms
TLSA
62ms
SOA
45ms
MTA-STS
39ms
DNSSEC
177ms
SRV
0ms
Total
466ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-24 07:40:23 716ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-23 13:08:22 1190ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 05:29:02 560ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-20 18:14:12 2837ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-17 03:15:46 466ms 2 NS 2 A 1 MX 🔓 Insecure View
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