Open
Cached
·
just now
77/100
SECURITY SCORE
Detected Technologies
Certificate Information
Subject
CN=sundarjjschool.in
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
July 24, 2026
Valid Until
October 22, 2026
71 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
33:01:56:23:C4:F8:AB:83:A4:A8:8F:32:68:02:8D:4C:B9:0D:9C:F5:78:95:47:D7:88:64:EE:74:29:70:2C:82
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
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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auth.cashboomerang.de
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www.coda.amsterdam
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www.conjugator.app
concordanciaatnt.consupalabra.uy
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dinarket.com
drrasikkathakare.com
www.drrasikkathakare.com
dunefitness.co
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rgncap.lat
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www.sdt.news
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starfashion.fashion
www.starfashion.fashion
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sundarjjschool.in
sunshine-recycle.com
syncwake.app
systemsengineersandtechnologies.com
theluckysetas.com
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petrovich.webtabel.ru
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winmed.co.za
www.winmed.co.za
dispatcherv7.wiyak.com
training.zenika.sg
Other domains in certificate