76/100 SECURITY SCORE

Certificate Information

Subject
CN=021cfc1e3605db0a.com
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
January 31, 2026
Valid Until
May 01, 2026 71 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
17:E5:81:7C:6D:44:2B:47:57:E9:86:6F:72:2C:43:7A:7B:8A:FF:B8:78:AA:79:88:9E:C1:98:12:B8:5A:88:80
Alternative Names

Security Configuration

TLS Protocols
TLS 1.2 TLS 1.3
Forward Secrecy
Supported (Modern clients use PFS)

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • Add Strict-Transport-Security header with max-age of at least 1 year
  • Add Content-Security-Policy header to prevent XSS attacks
  • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • Add X-Content-Type-Options: nosniff
  • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • Consider adding Permissions-Policy to control browser features

CAA Records (Certificate Authority Authorization)

CAA Records
Not Configured (Any CA can issue certificates)
CAA Issues
  • No CAA records configured - any CA can issue certificates
Recommendations
  • Implement CAA records to restrict which CAs can issue certificates for your domain
  • This adds an extra layer of security against unauthorized certificate issuance
  • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
  • Consider adding 'iodef' record to receive security incident reports

Subject Alternative Names

90 domains
9999coin.com *.9999coin.com

Other domains in certificate

021cfc1e3605db0a.com *.021cfc1e3605db0a.com
33832.co *.33832.co
55539771.vip *.55539771.vip
60944.net *.60944.net
75359.locker *.75359.locker
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