Open
Cached
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just now
77/100
SECURITY SCORE
Certificate Information
Subject
CN=auth.simlin.com
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
December 05, 2025
Valid Until
March 05, 2026
89 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
80:7D:CA:5F:AF:E0:94:1B:CD:A3:47:1E:D7:D1:1B:96:C1:F8:90:8F:8D:03:59:92:4F:FE:7B:E7:D4:F9:95:02
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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branchtwist.com
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info.launchpad.club
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littlefootsf.com
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link.marcel.art
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playwildgame.com
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representacionesjisa.com
www.responsiveconsulting.ca
admin.restrotech.com
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sanjayc.net
quiz.dev1.screencastify.com
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shallomparks.com
siliconspoon.net
auth.simlin.com
dev.skipscooters.com
yarisma.sochool.com
dev.spiderbooks.net
www.srivardhan.com
app.stcglobal.vn
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auth.teknoir.cloud
thepeski.com
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thestreetbrews.com
admin.tiqow.com
topoffice.ca
dummy.tuyano.com
www.veyelashbrow.com
wilsonmendes.co.uk
wisecare.se
xparis.ai
pwa.zebrabox.app
lair.zobaze.com
Other domains in certificate