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SECURITY SCORE
Certificate Information
Subject
CN=alexechen.me
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
October 21, 2025
Valid Until
January 19, 2026
58 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
4A:76:10:1E:24:BD:3E:4B:10:29:EA:C4:63:1F:61:B7:AE:9E:26:A0:5F:19:C5:60:9E:75:97:78:AC:5C:7D:B8
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.alexharrison.dev
11521935.stratics.io
www.2d2.ai
aioremote.net
healthyway.aiqahealth.com
alexechen.me
www.annaagutespel.com
apiatic.com
triada-teams.artymovych.com
asesoriasca.net
auth.vr.1729.com
helpdesk.avada.io
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bilo.online
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canigraduate.com
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cn.cryptocat.app
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droiduron.com
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evernest.uk
disciple.ezer.digital
garrettl.page
www.genit.jp
www.getonmobile.com
gloventisolution.com
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equipos.haciendagolf.es
hacklytics.io
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kauriora.hemisphere.digital
cn.heynow.ai
app.hiboop.com
app.houseque.com
www.huizepoort.nl
www.integrityautophx.com
cheil.onsite.invue-live.com
ironmike.store
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ux.jennifernip.com
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verify.keibell.com
leafsnap.app
lifehandle.app
skolpraktiken.logiq.one
lucia.com.co
help.luna-x.com
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marceline.me
dev.mdopix.com.br
www.mdopix.com.br
mechanicbro.store
meetmehalfway.app
mikecooks.net
mind.page
bodymirror.myelinh.com
onefactura.com
auth.parcarerealis.ro
www.pedefacilsolusys.com.br
penkrowd.com
www.pianofondue.app
picturelink.net
www.playbook.lk
primepitchdisplay.in
www.pythonrobotics.io
q8rn.com
quesjins.app
portal.radiius.ca
retrospective.pro
www.risqueoffer.com
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alpha-app.saladykorea.com
salvesen.app
sarasotafoodtruck.de
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srdirect.org
studio-dmla.ca
app.switchai.nl
dnd-codex.tdawes.com
toastty.app
tooshii.com
pro.preprod.truckrs.co
www.pro.preprod.truckrs.co
admin.tsclao.com
vikrams.app
link.whiz.id
withinreach.in
wall-monitor.wolftech.no
yesmarketing.pt
Other domains in certificate