76/100 SECURITY SCORE

Certificate Information

Subject
CN=onlinesmartdesigncloud.site
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
February 07, 2026
Valid Until
May 08, 2026 81 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
96:B3:47:5C:A5:B9:55:BB:EA:39:08:19:64:AB:3E:1F:1D:F1:0A:20:16:66:B7:E3:E3:31:79:B1:C0:0D:08:AC
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
Missing
Not configured
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
  • Add Strict-Transport-Security header with max-age of at least 1 year
  • 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

90 domains
passportstudio.com *.passportstudio.com

Other domains in certificate

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crypttomining.site *.crypttomining.site
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drlink.site *.drlink.site
drmarcoscalmonpsi.site *.drmarcoscalmonpsi.site
e9bg8fmf.top *.e9bg8fmf.top
ebabyonlinestore.site *.ebabyonlinestore.site
ebrand.us *.ebrand.us
enxaguantebucal.website *.enxaguantebucal.website
epicresearch.website *.epicresearch.website
f64529021.com *.f64529021.com
f64805896.com *.f64805896.com
fcig.org *.fcig.org
ferewikins.com *.ferewikins.com
ffpo.org *.ffpo.org
fitnessmomentumedge.run *.fitnessmomentumedge.run
funyard.online *.funyard.online
galagamesapp.site *.galagamesapp.site
mindseye.work *.mindseye.work
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notebulary.com *.notebulary.com
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ntgwb.pro *.ntgwb.pro
nygaoshi.in *.nygaoshi.in
ofertas-orange.es *.ofertas-orange.es
onlinesmartdesigncloud.site *.onlinesmartdesigncloud.site
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opentelemetry.love *.opentelemetry.love
orgyverse.com *.orgyverse.com
oro168.cc *.oro168.cc
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ournewfuture.site *.ournewfuture.site
padawan.fun *.padawan.fun
pagani365.com *.pagani365.com
passportlock.com *.passportlock.com
pastorviejo.com *.pastorviejo.com
peakfitcoaching.co *.peakfitcoaching.co