Open Cached · just now
77/100 SECURITY SCORE

Certificate Information

Subject
CN=www.gdk-consulting.com
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
November 17, 2025
Valid Until
February 15, 2026 85 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
C4:F1:D7:8D:D9:23:3B:EA:67:4F:0B:67:BF:E9:3F:46:C0:CD:20:D8:EA:E3:07:10:70:07:87:66:00:90:EF:B3
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
lukul.ca

Other domains in certificate

1lavanderia.link
www.9ten.biz
abbit.co
acouture.net
www.adivinaque.com
www.agamagizhan.com
qr.albert.health
ancomex.mx
andyzqli.com
subscription.aparoo.my
imagination2024.artandculturehk.com
grace100.augmentedrealityjamaica.com
auth.bakonicafe.com
dashboard.barcodenumbers.com
test.user.bharat.id
chaincard.co
www.cherrych.net
codesymphony.tech
connectme.work
app-next.crosslog.life
culturehub.team
cyalabogados.cl
dalfiorentino.london
clasificados.diariodelsur.com.mx
vtt.dicehorizon.com
admin.drop2droptaxi.com
stage.app.aeghome.electroluxmobile.com
empiresystemshomecare.com
entquiz.com
tongue-twisters-tagalog.fedmich.com
www.fruitbeast.com
ganpatihospital.org
www.gdk-consulting.com
hcoesonepat.org
incentivize.me
vutg-de-testing.input4you.be
devtest.insightsforprojects.com
biz.instapoints.com.mx
www.jinluactor.com
josephmalam.com
k-method.ai
keepler.co
ktern.ai
lauritaipale.net
law-ful.de
lifewarelab.com
lior.lol
www.lzz.me
maddie-lee.org
www.mendleinpharma.com
prod-programs.moregooddays.com
mundoantiprohibicionista.net
myrempla.io
www.neexo.es
padelchamp.app
panini-art.club
pfeilgift-welt.de
portal.ping-culture.com
push.piota.co.uk
posble.posible.in
potluck.click
precioscamaronecuador.com
ua.programmingmentor.com
www.prosperai.tech
quebrantabirras.es
resumemyjob.com
www.ropesout.com
petcare.salmansayeed.com
sbierp.org
app.silsnp.net
snapdoc.online
sockguild.com
link.tabify.soundworks-ai.com
www.spaceagelabs.com
bc3.taxsem.com
teacellar.app
tedsamaha.com
www.thetridentfamily.lat
thevillagelibrary.org
www.quiz.thpent-global.com
thunderboltelectric.us
test-v3.tecore-client-cdn.timeedit.io
positional.trewartha.io
tub1.work
twincon.org
dev.undobtn.com uat.undobtn.com
valkcablecareplanner.com
valkcablecareplanner.nl
vitaledge.fitness
playgo-dev.vonder.io
vsdinfo.com
store.webm.me
wipple.ai
witchai.app
yodview.ai
links3.yuyoapp.com
zapotestock.app
zenalyz.io