Open
Cached
·
1h ago
91/100
SECURITY SCORE
Detected Technologies
Certificate Information
Subject
CN=trust.sublime.security
Issuer
C=US, O=Google Trust Services, CN=WE1
Valid From
June 28, 2026
Valid Until
September 27, 2026
60 days
Public Key
ECDSA
256 bit
(P-256)
Adequate
Signature Algorithm
ECDSA-SHA256
SHA-256 Fingerprint
93:5D:FD:4D:AF:0D:8D:31:3F:CC:AC:EF:95:BF:6F:0E:8C:E8:89:A9:AD:80:C0:37:5B:E3:8D:3D:8F:E1:FD:B2
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
Good
max-age=31536000; includeSubDomains
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Present
camera=(), microphone=(), geolocation=(); +1 more
Recommendations
- • Consider adding 'preload' to HSTS for maximum security
- • Strengthen CSP by removing 'unsafe-eval'
- • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
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