Cached · just now
93/100 SECURITY SCORE

Certificate Information

Subject
CN=*.ui.com
Issuer
C=US, O=Amazon, CN=Amazon RSA 2048 M04
Valid From
December 16, 2025
Valid Until
January 14, 2027 367 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
64:50:77:CC:5B:53:EC:74:51:BF:3C:04:D7:CB:9E:49:40:BE:4A:35:67:E6:D9:5E:8A:77:56:A4:A4:1F:30:8D
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
Excellent
max-age=31536000; includeSubDomains; preload
Content-Security-Policy
Good
default-src; style-src; script-src; +5 more
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Present
origin
Permissions-Policy
Missing
Not configured
Recommendations
  • Strengthen CSP by removing 'unsafe-eval'
  • 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

3 domains