77/100 SECURITY SCORE

Certificate Information

Subject
CN=www.opticadelvaljoyeros.es
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
December 24, 2025
Valid Until
March 24, 2026 88 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
DB:C0:37:79:AE:35:50:AB:EC:BF:FC:EA:47:19:19:D8:41:CF:DE:56:31:01:02:C2:1C:2B:5C:78:89:30:76:3D
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
accountsmachine.co.uk

Other domains in certificate

www.52sierra.com
airplaneaholic.aayushbhutani.com
www.accenor.com
www.agcharalampos.gr
alexwick.com
gallery.ambivo.com
anyleftovers.com
www.aquafacts.com
b360cloud.com
www.backofficebuego.com
bearbearandbunny.com
bigsoftstudios.com
grupomlia.bracelit.es
breeder.bringspothome.com
app-18.dev.carto.com
www.cassianaperesluize.com
changekraft.de
auth.google.chaplain-ctma.org
click-match.com
haier.co.tz
comfyaccounting.com
pilot.signin.credotech.app
apps.dicidio.com
differenttraffic.nl
dherald-docs-staging.dogonews.com
rezervace.dotek-krasy.cz
www.ekokammaren.se
etbl2k.ca
tech.fan.ai
worker.api-dev.fielder.one
flouka.ca
agentsystem.gamewalletuat.com
internal.getlobee.com
griffin.ginalne.com
i.gr.chat
www.gtegh.com
habmob.com
app.hackr.life
www.helsinkiairport.fi
hi-im-vedant.xyz
thophuong.id.vn
infinela.sk
init-power.nl
auth.development.inkit.com
get.billy.inout.money
iqwebbot.com
dl.ivoox.com
balcao.izfood.com.br
admin.jointriage.biz
jude.com.mx
katieboothdev.com
promo.katsubet.com
kolbyrogers.com
app.lecfl.com
lotusfeetpilgrimage.in
maimuinc.co.jp
explore.manchestervoices.org
matchhop.co.za
mikumardi.ee
mllcm.com
www.moex.hu
montygosdn.com
morningmonkey.net
www.moyaproductions.us
nexaralife.com
odnowa.cz
oliviachen.art
www.opticadelvaljoyeros.es
www.pengwin.com.br
pikoso.com
www.placatek.com.ar
manager.powercheck.kr
www.pr-office.jp
www.predadoresufrb.com.br
preobchod.sk
app.prepskul.com
prim.space
www.ravenapp.org
www.recreationclassroom.com
rectfy.com
uat.office.resbutler.com
rezurv.ai
rileybrownprojects.com
scavvie.com
utme.scholarly.africa
quilmes.scouthub.app
sinanbolel.dev
www.sparkdupsydney.com.au
impact.sportdata.org
themzaid.com
fapi.antana.twa.es
varmagolv.se
digitalrakyat.versionlabs.co
sports.weavercrazytown.com
firstedition.whiskeykalendern.se
wordmaze.click
app.yata.se
www.zehenglin.com
www.zuzuki.store