shells.dk
📜 Historical scan 2026-07-18 00:24:06  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   177ms
🌍 A Records2 records   228ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.15.217 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.164.130 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   221ms
🔐 HTTPS Records1 records   237ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.15.217,172.67.164.130 ech=AEX+DQBB8AAgACCQ/cR/BrqgLeltp+/RujelvBejRi+zi/v6wKgCVdm/IAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:a482,2606:4700:3037::6815:fd9
📝 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)
🔐 DNSSEC319ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2409688295
Primary NS (MNAME)dee.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
177ms
A
228ms
MX
183ms
AAAA
221ms
TXT
399ms
CAA
215ms
HTTPS
237ms
TLSA
196ms
SOA
0ms
MTA-STS
251ms
DNSSEC
319ms
SRV
244ms
Total
1583ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 15:09:46 1372ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-08-18 18:27:32 2764ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-07-18 00:24:06 1583ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-27 04:14:15 1976ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-25 17:38:08 1489ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-23 10:33:45 3122ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-22 00:05:19 1191ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 03:50:00 545ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-17 14:42:44 1746ms 2 NS 2 A 0 MX 🔓 Insecure View
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