Open Cached · just now
77/100 SECURITY SCORE

Certificate Information

Subject
CN=demo.first-reader.jp
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
October 09, 2025
Valid Until
January 07, 2026 32 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
AB:F5:B6:DB:5F:10:13:90:54:70:5D:2B:39:48:36:7E:A7:5B:DF:27:B3:00:48:BE:5E:9C:DF:00:40:3F:59:62
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
kraainembc.be

Other domains in certificate

joybird-scene-config-test.3dcloud.io
cpb.3rm.fr
www.amritjeet.com
portal.analyticindex.com
toan.appnho.com
www.archyogam.com
www.ardrossanstorage.com
www.asesoresjtcasociados.com
www.atlantauprising.com
autodilypm.cz
us.test.gfc.avisi-apps.com
balfe-motorsport.com
preview.bloksapps.com
bookvo.app
clausible.ai
www.curvirbiotech.com
damaibali.com
canali.davidecampello.app
sib5.dicoding.com
digiu.co
www.dressing-sisters.com
links.e-butler.com
emojidoku.app
emolisa.com
hr.estumomentu.com
conferencia.fidelizzare.app
demo.first-reader.jp
sdatas.l.frequentvalues.com.au
my.fx-id.de
gibbyte.com
www.greywaveconsulting.com
guardiangaming.club
www.haberajanda.com
haokoi.com
risaleoku.hatimdagit.com
app.highticketexpert.com
www.hilahandben.com
hotelesmaioris.com
www.indiatribaltour.com
desk.dev.inkryptus.com
www.ithasbeen.xyz
linkdevelop.jinovel.com
test.kagitoyna.com
api.kaon-r.jp
keisukeohtani.com
kindbio.com
www.krispynet.com
www.lendoe.co
lineprophet.com
www.lisalt.dev
dashboard.logexa.com
cms.luckytradeca.com
kaizen-c-admin.m1studio.co
maidinbrazil.cleaning
maplus.com.br
app.mavica.fr
www.mdisanto.me
medicle.fun
mericaconsulting.com
mhjentry.com
vue-ponyracer.ninja-squad.com
vellum2.nordprojects.co
docs.staging.noyoconnect.com
optforwealth.com
login.parentslove.in
pensivepangs.com
www.perfecttablettools.com
pharmresfoundation.in
probuild.app
rapidinho.app
edra.rcinvita.com
link.rease.com.au
yolofund.reecewalter.com
auth.revtrance.com
www.salussms.com
samesquire.com
securycom.com
flow.sredasolutions.com
invitacionhonduras.swanmoments.com
swiftboard.io
www.tallyflex.com
tasktodo.net
app.staging.terramatic.ai
www.thelock.tech
assessments.ticktalkto.com
topfield.app
transify.io
troelsmunk.com
www.twoscoretwo.com
useuptownfresh.com
www.veroniquethepub.com
dev.volkaapp.com volkaapp.com
app.webmarketer.io
wlgraph.com
wooday.jp
homologacao.xptoconsig.com.br
yoavarden.com
inousign.zapsign.com.br