77/100 SECURITY SCORE

Certificate Information

Subject
CN=kar.lu
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
December 28, 2025
Valid Until
March 28, 2026 89 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
F1:41:EA:0D:A7:93:60:E1:D9:9A:60:10:E7:97:FF:82:A6:E7:10:13:EA:5E:09:7C:64:1B:59:9E:3F:00:48:E6
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
idowudanielproperties.com

Other domains in certificate

postpickr.advocacy.io
aligach.net
interfaces.alumio.com
playtop.appscore.at
book.arrive.ng
react.azeemhassni.com
labs.barfieldjr.com
begoapp.com
www.bhaktighar.com
www.bhzmexico.com.mx
billy.design
app.bizsaya.com
www.bizsms.app
enterprise.blankstate.ai
bluepeaksoftwaresolutions.com
professionailnewmarket.bookingbeauty.co.nz
buchhandlung-danko.de
buchhandlungdanko.de
chessneurons.com
picdrop.collagia.ai
coredot.io
www.cyan.red
darshanthoogudeepa.com www.darshanthoogudeepa.com
www.decofurn.co
dent-ai.app
q1-myreports.dpd.co.uk
www.egraft.co
www.esharpdev.com
especialink.com
filothei65.gr
www.flourishing.app
fmitipton.com
fontana2.com
get-tintin.footprint-ai.com
forestgladefinancial.ca
www.fuzziontech.com
getsticker.com
dev-analytics.hooolders.com
www.hypotenuse.io
reberlhouseofx.impactwrap.com
impresoraschile.cl
auth.infiniteinfo.app
inlovewithmoments.de
chevxeron-stage-7.ischoolconnect.com
isitadressupdayinsanfrancisco.com
isthereamarinersgametoday.com
www.jakew.tech
www.jasonbrown.art
admin.jixy.nl
johnperalta.com
www.admin.juicemind.com
kampungmatematika.com
kar.lu
kitisa.com
preview.app.konch.ai
app-fulfill.ktech-thp-dit.com
www.laurenzr.com
test.lei.codes
longlivethetruth.com
marshallcountyinsurance.com
maxiash.com
propetro.meteredapps.com
api.mindtechnic.com
nrrpartners.com
octopilotai.com
covid.parsonsbehlelab.com
pdfjpg.app
on.personafx.com
api.prontopay.app
pubstore.world
cis698.qanguyen.net
www.raido.cl
staging.beta.app.satelligence.com
link.seren.app
msp.staging.serviceo.me
ss.shirakiya.com
smartlife.nz
solenechiche.com
www.southsideminimart.com
app.speedshooting.se
sugarnroses.com
share-dev.therecspot.com
www.tiko.social
tilderapp.kz
tabber.transround.com
tripdossier.com
tripleriverrapids.com
www.tsrinfradevelopers.com
tulukageba.turnosweb.app
ms2test.upwire.com
www.vasogenbio.com
fireb.vassistant.it
www.shop.vert.farm
weekendsocietymusic.com
central.weni.ci
admin.wog.gg
www.yasho.in
app.zmatch.life