cooldown.dk
Last scanned: 2026-08-26 14:03:59  ·  682ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   58ms
🌍 A Records2 records   47ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.49.229 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.195.91 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)2 records   41ms
🔐 HTTPS Records1 records   58ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.49.229,172.67.195.91 ech=AEX+DQBB3gAgACAozdg6TF+IOLutI2raZBDRPBvAjRJn2ExG9kdRfnpPIAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:c35b,2606:4700:3036::6815:31e5
📝 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)
🔐 DNSSEC99ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2412360012
Primary NS (MNAME)gabriel.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
58ms
A
47ms
MX
43ms
AAAA
41ms
TXT
231ms
CAA
69ms
HTTPS
58ms
TLSA
81ms
SOA
0ms
MTA-STS
89ms
DNSSEC
99ms
SRV
98ms
Total
682ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 14:03:59 682ms 2 NS 2 A 0 MX 🔒 Secure View
2026-08-17 06:35:25 1015ms 2 NS 2 A 0 MX 🔒 Secure View
2026-08-06 12:21:13 1132ms 2 NS 2 A 0 MX 🔒 Secure View
2026-07-24 03:36:47 1597ms 2 NS 2 A 0 MX 🔒 Secure View
2026-07-19 13:41:08 940ms 2 NS 2 A 0 MX 🔒 Secure View
2026-07-01 12:55:26 748ms 2 NS 2 A 0 MX 🔒 Secure View
2026-06-16 22:15:12 419ms 2 NS 2 A 0 MX 🔒 Secure View
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