Cached · just now
77/100 SECURITY SCORE

Certificate Information

Subject
CN=www.bigdealzcardshow.com
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
July 20, 2026
Valid Until
October 18, 2026 73 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
CA:09:69:FF:7C:10:3D:EA:CF:4F:73:CB:82:2A:E3:E4:EF:E4:9F:E3:31:7B:F9:85:4D:72:D3:44:D7:78:58:C5
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
linkdede.com

Other domains in certificate

www.963.ai
jsoncanvas.abhishekrazy.com
internal.acuminate.com.au
aktraders.shop
www.alquilarcamper.com
auth-dev.amida-san.com
www.angelstakepool.net
apll.tv
garrawayf.console.staging.appabrik.jp
aprendiendogolf.com.ar
staging.aquafacts.com
staging.avataar.vc
logistics.azfalte.com
device.balloonair.tech
bargybud.app
baristaperks.com
barkanminerals.co.zw
bengaldatingapp.com
www.biederbuch.de
www.bigdealzcardshow.com
www.birajaryal.com
ccwp.co.za
www.cililearnchinese.com
www.cipomo.it
cluvex.com
www.comaze.online
cosmobud.com
createdeepconnections.com
creative-transaction.com
danos.life
ultracoahuila2022.dashport.run
datatrap.com
app-dev.deepdots.com
dendrovis.com
doinkdiscgolf.com
editionsmamiejoe.com www.editionsmamiejoe.com
app.educationplanner.io
staging.doctor.ekonsultaclinic.ph
test.eql.ai
peakstone.equiem.mobi
equil.io
www.estebandelacruz.com
fivetry.com
fotografijesaraftinga.com
perangkatgru.frenytechnet.com
frisq.co
www.gecrc.co.in
metau.gocad.de
www.graphic.pics
guardifyx.app www.guardifyx.app
qa-marketingdashboard.gupshup.io
hairbuzl.net www.hairbuzl.net
iasbhavan.com
www.iasdjw.com.br
www.igorstojanovic.com
rialto-griddle.app.infi.us
inja.ltd
interxtion.nl
number-cells-staging.isnot.info
it-e.se
weight-tracker.jpodeszwik.pro
www.kiffermaison.com
demo-performance.lernit.app
solar.levinyiro.com
liftpass.co
lomobox.photo
user.makeripples.nz
mariom.org
mediawatchd.com
micralis.com
www.morsimmortalis.ca
myprototypes.co.uk
mytada.org
t.nelo.mx
www.nopea.io
onlinecadcom.eu
cast.phealit.be
console.postflow.social
qyroviasignage.qyroviainfrasystems.com
indiretto.rotaractmora.org
www.bot.sagradafamilia.org
admin-panel.seemattireadymades.in
silyan.com
simplexportal.com
www.sisnordbau.info
sonido13.mx
www.sparkiotai.co.uk
app.steara.com
www.synchronous.co.uk
bestellen.tacosdoener-vie.de
tripall.es
urinchecken.se
pharma.utah.gov
gigsafe.qa.wallit.app
demo.waterplanten.nu
legal.zoila.cl