77/100 SECURITY SCORE

Certificate Information

Subject
CN=notes.karthikch.xyz
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
November 07, 2025
Valid Until
February 06, 2026 61 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
30:0D:86:DD:05:58:56:24:FE:09:D4:CD:CD:83:8D:19:C3:69:9F:EF:88:37:29:A6:51:1C:63:B8:94:19:A0:7C
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
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
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 X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • Add X-Content-Type-Options: nosniff
  • 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
whendidtylerlastshithimself.com

Other domains in certificate

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intelhomesolution.com
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office.joblog24.nl
joinfithabits.online
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notes.karthikch.xyz
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watchnode.net
wiseignj.com
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wizzi.io
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admin-dev.writeformapp.com