Cached · just now
77/100 SECURITY SCORE

Certificate Information

Subject
CN=www.aiyingyi.com
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
June 29, 2026
Valid Until
September 27, 2026 45 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
26:69:CC:82:25:BC:55:3F:AF:3E:B4:1C:09:D4:CD:42:A8:78:B5:03:64:2F:19:D1:02:80:85:16:86:3C:5F:79
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 Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
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.aiyingyi.com

Other domains in certificate

23print.co.uk
2point0academy.co.za
www.abiff.com.br
teologia.adalgo.com.br
test.agentt.kr
idify.akshr.in
www.alchemyengine.studio
www.scan.alliedwellness.com
antipest.co.ke
atacadaodiaadia.appshare.com.br
www.avanzasbpo.com
beatdrop.pe.kr
www.bkfasd.it
visual.cacko.net
console.chaurasiaaditya.in
auth.cifraset.com.br
cosmojnrblr.in
damianespinosa.uy
danielkalisch.com
servicos.dgsys.com.br
donar.app
app.electobot.info
elitech.am
www.eminity.com
icheck.fastvalue.vn
auth.fbctv.com.fj
www.felipesantiago.dev
dev.firstinnews.com
auth.focusmate.io
school.fukushicareer.jp
www.gaborcs.com
www.goldenrestaurant.in
ilovelaura.grosshanten.com
zoom.growkarma.io
develop.book.guestgenie.com
www.hbmoon.kr
qa.horizonte.top
erfa.inpraxi.de
art.izzy.to
www.jkplumbing.co.in
www.johanlexhagen.se
pasaporte.kapikua.online
anguschat.kro.kr schbus.kro.kr
parkshoppingcampogrande.leafb.one
cms.len.com.br
www.lysejestpiekne.pl
www.marriagematerial.info
www.mcm3.com.ar
mgias.me
murarilalpatel.charity
attendance.nabinshrestha7.com.np
grow.ouassimfari.com
patagoniaventures.net
stores.paultraeinnovations.com
www.planetalevoca.sk
playlistcut.shop
pramod.dev
propel-ai.org
www.qtvmedia.live
mufem.raiden-numerics.com
auth.google.rapidaplay.com.br
portal.reactbh.org
readowl.com
auth.refineandlearn.com
www.rezaplus.com
31.kotka.rissik.ru
www.samheadmarketing.com
contratos.sebratel.net.br
secours13-formations.fr
sfa.media
admin.shopsnports.com
emendas.sinop.mt.leg.br
app.skeletto.eu
smartsaathi.online
auth.admin.stg-dive-kintai.com
bodacamilayever.swanmoments.lat
www.swarajyaventure.com
forum2026.tanfishmarket.com
news.thetechnicalfist.com
lonati.threadx.ai
www.thrust-dynamics.com
www.tlb.me
120anni.mjes.tp.edu.tw
varmland.upptack.app
bus.uvu.kz
nextstep.vertexhub.app
task.verum.global
vicolettohomerestaurant.it
vilajuga.cat www.vilajuga.cat
www.vishaljoshi.me
qr.waccsa.co.za
registrasi-sikolabahasa.wanuaade.com
admin.whaco.app
www.wupei.rest
xplordatatech.com
app.yourworksheet.com
www.zertavis.ch