Open
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93/100
SECURITY SCORE
Certificate Information
Subject
CN=rudychou.com
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
December 18, 2025
Valid Until
March 18, 2026
84 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
76:93:E8:EA:C0:A5:97:85:ED:CD:85:E6:89:A6:4E:85:23:EC:77:25:5F:56:15:D2:6F:2B:13:85:25:10:F6:B1
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
Excellent
max-age=31536000; includeSubDomains; preload
Content-Security-Policy
Basic
default-src; img-src; style-src; +9 more
default-src 'self'; img-src 'self' https: data: blob:; style-src 'self' 'unsafe-inline' https:; script-src 'self' 'unsafe-inline' 'unsafe-eval' https:; script-src-elem 'self' 'unsafe-inline' https:; connect-src 'self' https: wss: https://*.adtrafficquality.google https://*.googlesyndication.com https://*.google.com https://*.googleapis.com; frame-src 'self' https: https://*.google.com https://*.googlesyndication.com; font-src 'self' https: data:; media-src 'self' https:; object-src 'none'; base-uri 'self'; form-action 'self' https:;
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Present
geolocation=(), microphone=(), camera=(), payment=(), usb=(), magnetometer=(), gyroscope=()
Recommendations
- • Improve CSP by adding more specific directives and removing 'unsafe-inline'
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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honeyis.land
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ouistiti.julientela.fr
kerzz.cloud
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my.kyndwellness.com
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rudychou.com
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boxcntral.turnosweb.app
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vibhacelebrations.in
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www.wizualise.app
alt.wuerttfv.de
xinix.tech
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www.zemnipraceceskyraj.cz
easy.zen.sk
tsukuroma.zenselect.jp
zensight.app
nci.zolnoi.app
Other domains in certificate