Open
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77/100
SECURITY SCORE
Certificate Information
Subject
CN=www.onlinewpk.ch
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
October 11, 2025
Valid Until
January 09, 2026
39 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
73:7D:70:36:7A:5A:13:24:C5:E9:7E:E2:11:59:9B:65:19:29:A1:84:67:D2:05:53:66:56:C5:04:5C:52:7B: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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anthony-khanellis.co.uk
internships.arkainfotech.in
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blazehubconsulting.com
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app.flipword.io
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mystay.live
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nextfinancial.io
nthh.dev
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paineldemo.p1canal.com.br
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staging.partyrescue.ca
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upld.prakhargoel.com
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emailsignature.resolutionx.com.au
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seraphinedimarco.it
staging.psu.smart-campus.app
sorcerware.com
www.sorgende-netze.berlin
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splendo-us.portal.splendo.health
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sprpic.com
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www.taplme.com
teleklinik.ch
topic.supply
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under-control.app
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vertexarese.it
docs.vidhema.com
screenmanager.ward.technology
printmor.wasp-soft.com
files.whatfood.co.uk
r.wineadvisor.wine
unsent.withcheesepls.com
www.myxarchive.zaldyjr.com
zethedward.com
www.zzigda.com
Other domains in certificate