76/100 SECURITY SCORE

Certificate Information

Subject
CN=boostrapcdn.com
Issuer
C=US, O=Let's Encrypt, CN=YR2
Valid From
June 04, 2026
Valid Until
September 02, 2026 85 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
60:22:F9:24:7A:94:7C:07:8E:9F:F9:67:07:BF:67:62:82:3C:1D:4C:80:EB:BB:06:26:BD:7B:54:9D:51:45:8F
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 Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
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

89 domains
boostrapcdn.com *.boostrapcdn.com *.maxcdn.boostrapcdn.com *.maxdn.boostrapcdn.com *.netdna.boostrapcdn.com *.stackpath.boostrapcdn.com

Other domains in certificate

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dayhouse.studio *.dayhouse.studio *.pay.dayhouse.studio
*.comune.dvds.de dvds.de *.dvds.de *.tai-chi.dvds.de
fullxxxtube.cc *.fullxxxtube.cc *.www.fullxxxtube.cc
gourmandises-availles.fr *.gourmandises-availles.fr
guttercleaner.au *.guttercleaner.au *.ww25.guttercleaner.au *.ww38.guttercleaner.au
inches.au *.inches.au *.random.inches.au *.ww17.inches.au
kenzototo6.co *.kenzototo6.co
lendie.au *.lendie.au *.random.lendie.au *.ww17.lendie.au
logout.now *.logout.now *.u.logout.now *.unilodge.logout.now *.vpn.logout.now *.windstar.logout.now *.ww25.logout.now
norparson.com *.norparson.com
quotely.com.au *.quotely.com.au *.ww16.quotely.com.au
*.shop.skinlikes.co.uk skinlikes.co.uk *.skinlikes.co.uk
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waverly.au *.waverly.au *.ww25.waverly.au