88/100 SECURITY SCORE

Certificate Information

Subject
CN=devfest2016.gdghk.org
Issuer
C=US, O=Let's Encrypt, CN=YR2
Valid From
July 31, 2026
Valid Until
October 29, 2026 54 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
12:CC:B7:CB:84:D6:02:DB:45:EE:32:04:E5:2D:D0:EE:85:50:36:1D:AF:2F:B7:C3:27:4D:05:31:74:1E:86:30
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 Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Present
camera=(), microphone=(), geolocation=()
Recommendations
  • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • Add Content-Security-Policy header to prevent XSS attacks

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
www.robertoherreraactor.com

Other domains in certificate

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academianivel1.com
claim.allbridge.io
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eztrads.com
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erp.fmart.cloud
www.frame.fashion
freiermuthsolutions.com www.freiermuthsolutions.com
devfest2016.gdghk.org
notes.getvirtualview.com
repos.githelp.app
ktyf.glogic.in
www.happie.in
happycu.co
blog.hiroppy.me
hova.ai
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jsphysiol.org
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kartik.boo
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link.keylifts.com
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ic.yolo.blue