rustyhead.dk
📜 Historical scan 2026-08-05 15:39:05  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   184ms
🌍 A Records2 records   188ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.53.229 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.219.123 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover104.21.53.229
🔶 Autoconfig172.67.219.123
🔷 AAAA Records (IPv6)2 records   176ms
🔐 HTTPS Records1 records   202ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.53.229,172.67.219.123 ech=AEX+DQBBMwAgACCB2XfO982iHi+YbhIWuzaeze7xetocaTeHL8bVC8UbKgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:35e5,2606:4700:3037::ac43:db7b
📝 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)
🔐 DNSSEC266ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2411245246
Primary NS (MNAME)barbara.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
184ms
A
188ms
MX
182ms
AAAA
176ms
TXT
402ms
CAA
163ms
HTTPS
202ms
TLSA
241ms
SOA
0ms
MTA-STS
218ms
DNSSEC
266ms
SRV
221ms
Total
1644ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-10 10:36:17 921ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-05 15:39:05 1644ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-08 13:50:52 1297ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-02 20:06:21 9839ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-18 08:00:01 698ms 2 NS 2 A 0 MX 🔓 Insecure View
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