discoversystem.dk
📜 Historical scan 2026-06-17 03:25:35  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   39ms
NameserverIP addressesPTRASN / ISP
darwin.ns.cloudflare.com — — —
zelda.ns.cloudflare.com — — —
🌍 A Records2 records   53ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.59.245 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.186.72 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   43ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3033::ac43:ba48 — — AS13335 Cloudflare, Inc. 2606:4700:3000::/42 — —
2606:4700:3037::6815:3bf5 — — AS13335 Cloudflare, Inc. 2606:4700:3000::/42 — —
🔐 HTTPS Records1 records   36ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.59.245,172.67.186.72 ech=AEX+DQBBbgAgACB4DR5gWJfMb8ThEudjXgbdGijjNCs106cx5Oz3+3/wBAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:ba48,2606:4700:3037::6815:3bf5
📝 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)
🔐 DNSSEC77ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA33ms
FieldValue
Serial2405759031
Primary NS (MNAME)darwin.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
39ms
A
53ms
MX
41ms
AAAA
43ms
TXT
147ms
CAA
41ms
HTTPS
36ms
TLSA
59ms
SOA
33ms
MTA-STS
42ms
DNSSEC
77ms
SRV
0ms
Total
373ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-30 13:50:14 8797ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-24 16:39:57 9689ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-24 21:59:34 608ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-24 09:32:26 919ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-23 05:45:33 874ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-17 03:25:35 373ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-17 03:21:08 473ms 2 NS 2 A 0 MX 🔓 Insecure View
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