Open Cached · just now
77/100 SECURITY SCORE

Certificate Information

Subject
CN=drsergiosantana.com.br
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
December 02, 2025
Valid Until
March 02, 2026 89 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
FD:CD:1B:0F:CF:46:5E:61:28:D0:7B:1B:C4:5B:88:17:8B:5A:25:13:D8:87:A9:BE:5F:6C:E6:EC:A0:26:8A:5F
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.domdemon.com

Other domains in certificate

www.ui.2qp.dev
360tourviews.com
adasuyuzmetakip.com
aheyam.science
gate.aischennai.org
alphanoon.com www.alphanoon.com
www.anasnidir.com
cheatsforhiguesstheplace.apptget.com
staging.athomearticulation.com
www.atsanchez.es
avantiailabs.com
customer.easetrac.blackflux.in
www.cardanistas.io
cluso-impostor.com
codebridge.my
test-admin-app.daikin.com.vn
www.compilorama.com
ccc.compxai.com
crissly.org
www.csoverseas.com
hero-routes-purocuento.devbeebit.com
diddo.education
www.digibars.id
dl-costruzioni.net
familyfeud.dmzapps.com
signup.donorflow.net
dpcnation.org
drsergiosantana.com.br
clima.farmacare.id
www.felixbagur.com
app.fello.dev
fimyd.com
www.findallmyaccounts.com
foodcourtx.com
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goodturn.app
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widgets.grfn.io
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moto.iwarranty.co
www.jaycode.in
kiithub.in
kincasasbuenas.dev
kori-stage.kleenwayservices.com kori.kleenwayservices.com
ksintermediacoes.com.br
oferta.leanlearn.com.br
www.lumieredessavoirs.com
cardkeeper.marcello.dev
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mindelta.com
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mypabox.com
site.nogiro.net
gift.odontover.com
asl.oskarkopra.fi
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app.oxi50.com.co
portfolio.phonfo.dev
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pop3itechnologies.com
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app.quantiem.com
www.ragtag.tokyo
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robstar.org
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slothatwork.co.za
lambertseter.snapmentor.no
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www.sougile.com
wheresthebox.sqkii.land
www.theoceankb.com
link.tokyomixcurry.com
support-stage.tractivity.se
www.beta.app.traindoo.io
www.truckerstars.com
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unicornsnow.com
unitedapp.cc
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