Open Cached · just now
77/100 SECURITY SCORE

Certificate Information

Subject
CN=grindstone.jturner.dev
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
October 08, 2025
Valid Until
January 06, 2026 50 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
BA:B0:2C:3F:EB:EF:70:11:89:F2:E4:3C:10:DC:F5:14:DB:6C:6C:D8:F4:23:1C:DC:93:47:65:E9:0B:2C:62:0B
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.cedstech.com

Other domains in certificate

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alertplates.com
causacheck.algoritmo.lat
allstar-driving.com
alumja.com
staging.admin.appjusto.com.br
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unitlist.bannerboy.com
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www.blowsome.app
www.bn-official.nl
brainholder.com
booking.campingberlin.co
cangasindia.com
cgrid.dev
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corajicin.cz
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cyronin.com
danielchristian.dev
research.dbi.ch
www.diodeev.com
m.expertanimation.org
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fullorgan.app
gaon.cl
outfits.getoutfit.app
paspor-ditjen.imigrasi.go.id
escaner.iosper.gov.ar
gyantourandtravels.com
www.hemath.dev
www.herats.dev
ihmjeeresult.itm.edu
painel.itransparencia.com.br
grindstone.jturner.dev
codewarriors.laudwords.com
webinar.legit.health
www.lifehunt.co
madewithshopify.com
docs.maraikka.com
mesconges.info
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info.militaritest.it
app.minimonitor.io
otwapppanel.mka-karate.org
hello-firebase.moukaeritai.work
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list.novila.xyz
desk-integration.ntslive.co.uk
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www.opendatadev.net
dev-shortlinks.owo3.net
kruger.partnerhub.co.za
testnet.partnerstaking.com
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philimonnag.in
app.pineapple.build
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www.ravifurnitures.in
www.re-arc-lab.jp
smart-process-webapp-staging.redfox.dev
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simmer.recipes
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study-with-ai.com
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app.tanaobra.com.br
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tikendratravels.in
tordenapps.com
user.uplifttrial.com
vectolab.com
www.ventilatorudlejning.dk
boilerplate.winnonapartners.com
workinamsterdam.com
wounna.com
cdn.zinggrid.com