Open Cached · just now
90/100 SECURITY SCORE

Certificate Information

Subject
CN=mojarib.io
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
November 13, 2025
Valid Until
February 11, 2026 85 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
E5:F6:6E:AE:BF:6A:67:29:F4:73:1C:41:1C:19:29:AF:C9:D5:D4:6D:38:0F:51:5C:17:ED:03:08:BF:01:4E:BB
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
Present
max-age=300; includeSubDomains
Content-Security-Policy
Basic
default-src; connect-src; script-src; +7 more
X-Frame-Options
Present
ALLOWALL
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Present
origin-when-cross-origin
Permissions-Policy
Missing
Not configured
Recommendations
  • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • Improve CSP by adding more specific directives and removing 'unsafe-inline'
  • 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