Open
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SECURITY SCORE
Certificate Information
Subject
CN=zentratech.io
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
October 31, 2025
Valid Until
January 29, 2026
71 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
03:6A:FC:4D:DB:2D:41:29:1E:10:D1:E5:FB:28:C3:A7:66:C8:69:F3:1C:43:7E:F4:9C:F8:25:9A:A9:E0:D1:99
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
www.jeffandsteph.co
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test.web.chronomania.app
abigold.co.id
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kbsc.intechvalue.com
peace.io.vn
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link.mindstone.dev
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notify.mobingo.net
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lessonplan.nivedhitaschool.in
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staging-admin.orgaster.jp
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risarcimentogenerale.it
www.rno.me
roobux.site
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www.sanhei.ch
scratch-repairs.com
link.sensemode.app
serviciosempresarialesjfd.com
shelbi.ai
requests.simbs.com.mx
templetriviaadmin.sqwadhq.com
go.stursulas.com
swayprotocol.org
app.tavernakolios.com
link.teamy.chat
tenderbloomcarework.com
surveys.theloomaproject.com
tommydesollar.com
trestni-oznameni.cz
link.test.tsylana.com
www.udb.ae
list.uid4oe.dev
hakidame.ukonpower.dev
www.windowplanet.co.uk
b.wow.one
yattazan.one
www.zentratech.ca
zentratech.ca
www.zentratech.io
zentratech.io
Other domains in certificate