Open
Cached
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just now
83/100
SECURITY SCORE
Certificate Information
Subject
CN=about.tiffena.me
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
November 05, 2025
Valid Until
February 03, 2026
87 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
9D:86:8E:95:40:1A:89:06:AE:96:B1:A2:40:DC:59:F2:F9:8E:10:02:25:F6:4A:DB:EA:98:FF:DD:F2:6E:98:19
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=31556926
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Add Content-Security-Policy header to prevent XSS attacks
- • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
- • 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
100 domains
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about.tiffena.me
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virtualnibehy.cz
www.voidprakash.com
www.wherespace.app
documentation.xemprod.com
xhield.tech
www.links.zahiddehara.com
Other domains in certificate