80/100 SECURITY SCORE

Certificate Information

Subject
CN=painel.sellentt.com.br
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
January 22, 2026
Valid Until
April 22, 2026 86 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
CB:62:DC:4E:30:3B:97:8E:01:EC:D8:5C:C4:8C:6C:0A:BC:B6:D5:DC:D8:50:D1:1B:F6:F6:B8:AB:CF:4D:01:50
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
Excellent
max-age=31556926; includeSubDomains; preload
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
  • 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
auth.karaokemassacre.dev

Other domains in certificate

stage-console.aiii.ai
kaamelott-seances.allocine.fr
andlingsays.me
www.ashwinkumars.com
backoffice.babyjourney.se staging-backoffice.babyjourney.se
c2.bedesi.dev sakshi.bedesi.dev
capscale.com
webinar.casaduana.com
app.cemento.ai
balajiagroproducts.co.in
www.comsis.mx
whistle.cookiebox.pro
dietgenie.app
www.easyprocess.in
www.elydev.online
console.exanor.com
institute.fa-internationals.com
api.dev.fictioneers.co.uk
findmydrift.com
fleetforge.net
barberpole.gastornisapp.com
grademap.live
had-apps.com
app.healthytaps.org
www.holymolysmokesshop.com
animatedicons.honguyenthe.com
dev-app-seller.influxfin.com
jamieclerk.ai
jatosuporte.com.br
jjfloris.id
kingiftcard.com
klabi.hu
legacy.logrocket-assets.io
passwords.malev.xyz
www.marketmoversacademy.com
play.misteraladin.com
auth.live.mloclass.com
avatar.moongroup.io
mosqto2001.com
www.mymoneytimeline.com
nandakishoregowda.in
newledger.io
knowat.staging.consumer.nexious.co
tools.nkslearning.com
www.nolagvpn.com
kuglica.novatv.hr
oceanadz.com
auth.planned.com
pommejournal.com
postclowns.com
realtelecommunicationagency.com www.realtelecommunicationagency.com
tenant.rentredi.com
anonweb.rightal.com
api.safe.space
e.sanchezcarlosjr.com
painel.sellentt.com.br
dash-react.sendflow.pro
simplicatedgames.com
orderbro.split-app.de
statisticsapp.org
www.supfoot.com
www.sutaung.bar
teachathomeio.com
www.telementry.com
www.theheroesbook.com
thekeshavsharma.com
www.thingsijustmadeup.com
tirupssocken.se
studio.tiv.io tivio-resolver-dev.tiv.io
ecn2.triomarkets.com ftse.triomarkets.com
inscripcion2-admissions.unitec.mx
unoxmil.com
www.vishalraj.space
manu.votebase.com
yosemitehotels.vouchercart.com
wackywarlords.com
ecommerce.ware2go.io
watawalatea.lk
staging.atwi-de.webedia.tech
fines.woodynet.co
xn--g6h.gg
xn--gmq850d3gz.com
xn--mw-xkab.de
www.xn--nettipyr-7za2p.com
www.xn--o3cc6cxbc.com
xn--strbr-jraf.com
xn--waschhaus-rgen-qsb.de
intervals.xorforge.com
yapily.com
yeowenda.com
www.ynriver.com
yosapa.com
links.yourgolftravel.com
rra.zebull.in