Open
Cached
·
6h ago
96/100
SECURITY SCORE
Certificate Information
Subject
CN=odftoolkit.org
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
September 22, 2025
Valid Until
December 21, 2025
46 days
Public Key
RSA
4096 bit
Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
0E:51:DA:36:93:30:1D:91:DC:43:81:D0:BD:30:F6:A1:4B:81:71:97:B0:05:29:EB:57:83:D4:E9:44:E4:C4:0B
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=31557600; includeSubDomains
Content-Security-Policy
Good
default-src; form-action; frame-ancestors; +4 more
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer-when-downgrade
Permissions-Policy
Missing
Not configured
Recommendations
- • Consider adding 'preload' to HSTS for maximum security
- • Strengthen CSP by removing 'unsafe-eval'
- • Consider adding Permissions-Policy to control browser features
CAA Records (Certificate Authority Authorization)
CAA Records
Configured
(Restricts certificate issuance)
Current Issuer
Authorized
(Matches CAA policy)
Authorized CAs
Incident Reporting
mailto:[email protected]
Recommendations
- • Consider using critical flag (flags=128) for stricter CAA enforcement
- • Consider adding 'issuewild' records to control wildcard certificate issuance