Open Cached · just now
98/100 SECURITY SCORE

Certificate Information

Subject
CN=*.assemblytoolbox.com
Issuer
C=US, O=Amazon, CN=Amazon RSA 2048 M03
Valid From
May 26, 2025
Valid Until
June 23, 2026 211 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
C2:6C:5D:8A:48:3B:09:5C:27:26:4F:F3:2A:E0:E5:14:05:2F:08:E6:5E:E2:AF:8D:EF:0B:AA:E7:2A:51:F0:8B
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
base-uri; default-src; script-src; +11 more
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Present
fullscreen=(), geolocation=()
Recommendations
  • Strengthen CSP by removing 'unsafe-eval'

CAA Records (Certificate Authority Authorization)

CAA Records
Configured (Restricts certificate issuance)
Current Issuer
Authorized (Matches CAA policy)
Recommendations
  • Consider using critical flag (flags=128) for stricter CAA enforcement
  • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts
  • Consider adding 'issuewild' records to control wildcard certificate issuance

Subject Alternative Names

2 domains