77/100 SECURITY SCORE

Certificate Information

Subject
CN=sheetviewer.simplexmobile.co.uk
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
December 01, 2025
Valid Until
March 01, 2026 89 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
D7:DD:36:68:3C:54:F9:36:6F:64:49:6F:B9:FC:07:74:5C:B7:14:F3:F4:E0:3D:8F:5D:38:D1:53:74:CC:30:4A
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.simonyiutiovoda.hu

Other domains in certificate

afternoontea.nl
allinguardatudo.com.br
antoniofernandez.com
google.asmat.app
astrohankey.space
demo.athloy.com
automachr.cz
www.baggr.uk
get.bartec.com
admin.beefast.eu
e.betodemy.com
www.brightsparksbds.com
planner.budgific.com
www.etoro.bullsheet.me
staging-api.careerfairplus.com
portal.carsavvy.app
motoristaqualificado.cazanga.com.br
cedropi.ovh
teachers.centrulminerva.ro
app.cleanfox.io
www.clutchminister.com
tylt.co.in
businessapplinks.collab.cloud
damianrizzotto.com
www.dharma-jyotish-siddhanta-yogi-ashram.com
embriot.net
fabioluiz.com
filimonssb.com
myma.flexm.com
link.fontkeyapp.com
mob.fueltec.com.br
geekboygames.com
gericard-pros.es
app.getsafetycheck.fr
app.goodbrian.com
docs.gosbi.com
www.gtaxi.com.co
haryanabottling.com
www.high5-it.de
app.hiranigroup.com
www.iknowtheworld.com
color.izacpeterson.com
www.johnhanam.com
www.josephabingham.com
www.joshuabruton.com
jumrah.com
meetings-staging.kickscale.com
klm-ecommerce-solutions.de
staging-digitalchange-webapp.knolskape.io
www.kultify.app
kunjiindustrialsolutions.com
www.kuruvillageorge.com
aldeaencuentro.kutamma.com
invite.larissa.network
larryslentils.com
texta.lightblue-tech.com
www.lovewhale.com
promo.m3offer.com
maraysoft.com
icsandbox.membersify.com
www.metalparts.hu
dl.nooz.ai
notebl.com
www.notethings.com
cross-border.oh-tam.com
www.okaapi.be
qa.orbixr.com
andy.pettey.eu
gettheapp.physiapp.com
www.pohjoissavontulkkikeskus.fi
protophaze.com
qttogether.com
rakeshvanam.com
rawer-workshop.ru
riply.app
ssg.rouic.com
ruthiesrecipes.com
sccore.salem.edu
teachings.sasanm.de
hetverwendenestje.satorisolutions.eu
auth.scalecomputing.com
scaniadigitalforum.scaniamexico.com
serkanahlat.com
sgorpg.com
sheetviewer.simplexmobile.co.uk
app.skinidesigner.ch
www.smartq.store
intercom.sofiasalud.com
onboardsports.tactum.si
taskpoker.com
staging.recording.tawny.ai
theoriginalrubhub.es
www.thesimplehistory.de
tulos.ai
www.vinsarinfotech.com
link.xcaldata.com
xudoo.com
webmarketer-admin.yabawt.net
my.yacrm.com