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SECURITY SCORE
Certificate Information
Subject
CN=haiting.me
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
December 25, 2025
Valid Until
March 25, 2026
66 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
9B:59:0A:1F:CA:46:8D:15:5E:D2:CC:A2:2E:5C:AA:45:90:EB:3E:9E:E7:1E:94:09:DB:AD:94:B1:A4:6B:94:5B
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
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demo.admin.cme-tracker.app
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app.emergency48.com
ref.ewishhub.com
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haiting.me
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admin.holdtightandpretenditsaplan.dev
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revie.llc
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sabot.in
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lnk.voxabular.com
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websitedir.site
www.willapp.info
yellowcircle.space
yoreferee.com
www.yorkshireapp.com
Other domains in certificate