Open
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just now
77/100
SECURITY SCORE
Certificate Information
Subject
CN=www.chs.jp
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
October 20, 2025
Valid Until
January 18, 2026
55 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
80:6C:64:B3:8B:AF:1C:67:6E:74:62:BD:48:E6:FE:A4:E5:27:1F:1D:1B:FC:8F:83:27:45:5F:85:6F:F4:F9:96
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
qrcode.page
test.afa-ngo.ch
qccf.kolssak.afterword.com
portal-dev.aghedgedesk.com
www.andysheen.com
portal.anything-helps.org
provider.anything-helps.org
appism.co.uk
admin.benchsentry.com
www.berkeakturk.com
staging.billbjorn.com
brtpl.com
www.cashierr.nl
www.chappell4ever.wedding
commande.chibi-sushi.re
www.chs.jp
reviewer.chymcakmilan.com
oauth.desktop.clinq.com
clozer.io
www.club-meister.com
doml.co.in
www.urbancode.co.kr
onebox2.oneclass.com.tw
workbench.contingenton.com
app1.dash.bar
www.deniputra.com
developagrocare.com
dmdmusic.org
app.dropatask.com
www.eduardaduarte.com
invite.ezview.kr
faradayhub.io
admin.fitelo.in
foxi.link
www.funfunspell.com
glowreflexology.co.uk
int.hact.org.uk
www.hellojona.com
hindustanhydraulics.com
holagame.top
www.howardchenportfolio.com
www.iglesiavidaabundante.org
mea-portal-qa.itxi.aero
www.jackassengineering.com
www.jennymayhew.com
julianabasolorodriguez.com
www.kevinzamora.com
kgbridges.com
adm.khaabarwala.com
kiriakiagapitou.gr
kamoi.lfv.jp
linastojanovic.com
beta.linklogiq.com
www.locazoa.com
www.lydialantana.com
m1technology.com
app.maksellent.com
marcelosalgado.com
www.meetpandya.ca
movello.tech
www.mptindex.com
is-this-ip-private.net-tools.info
nfg.wtf
nukila.com
www.p-itsudemo.jp
penpoem.com
endemakeijzers.pensioenstartpunt.nl
www.pokpak.com
www.puntorojoproductora.com.ar
qbt.finance
smartbot.qox.jp
qualityselector.com
vip.quitapay.com
www.reliance.lk
au1.members.resbutler.com
zs.rnetian.in
connect-ng-carrier-bids.rxoconnectperf.rxo.com
connect-ng-carrier-dashboard.rxoconnectperf.rxo.com
connect-ng-registration.rxoconnectperf.rxo.com
connect-ng-shipments.rxoconnectperf.rxo.com
www.share-playlists.com
shipping.shipenvoy.ca
spleeter.online
stopscrolling.life
pass.stylix.pro
takamagahara-stones.com
talento.careers
www.tarabulapp.com
www.tealsmarket.com
images.tempestapps.io
www.thebonningtonbeast.com
blog.tre3.tokyo
udwud.com
ui-academy.com
vighneshsk.in
staging.walkie-talkie.io
waya.lk
www.yoyevoo.com
apphost.zivost.com
www.zpiano.net
Other domains in certificate