Open
Cached
·
just now
77/100
SECURITY SCORE
Certificate Information
Subject
CN=booksmartflea.net
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
November 30, 2025
Valid Until
February 28, 2026
87 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
C9:06:EA:44:5E:8B:7C:A9:97:F1:DE:C1:80:AD:B4:0F:06:90:4C:BD:8E:84:D4:59:4E:B4:9B:F8:27:D4:C7:B7
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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blog.b4you.net
www.bequali.com.br
link-service.bi.group
pairanoia.bmgomg.com
triangula.bmgomg.com
bookloop.co
booksmartflea.net
idbt.bosscool.be
www.bwbresidential.com
ai.bymile.site
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auth.crio.do
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teachme.dulemba.me
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t.egg.srl
staging2.app.elle.health
forms.oe-stage.emporix.io
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clinics.hippocrades.com
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admin.jointogether.co.uk
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mydc.life
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kidsplay.onmobilespace.com
ozzi.tech
pathwaycolleagues.info
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banking.payacross.in
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wrap.prl.one
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www.rebeldesigns.net
rewyre.app
dashboard.safeshepherd.com
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securitymaze.io
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sigecahome.com
firebase.siwalusoftware.com
www.smartarts.co.uk
smtgeneralcontractors.com
www.sqr.ink
www.srisainarayanahospital.in
dev-main-site.strainbra.in
th3rdplace.com
vendo-money.touchtech.com
staging.admin.vclass.ac
hola.vecinos360.com
www.venetrans.cl
www.weasyplus.com.br
welpyshop.com
Other domains in certificate