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SECURITY SCORE
Certificate Information
Subject
CN=markit.education
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
October 23, 2025
Valid Until
January 21, 2026
59 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
B2:D3:0D:5C:2A:A7:AD:86:99:B9:3A:D6:69:3E:A5:16:33:B6:CE:82:CE:30:97:7B:D6:07:82:5A:B3:88:62:04
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
ncdatastudio.es
abaixodezero.net
bestellen.alanya-kempen.de
angelasette.com
www.arsense.app
artesfera.it
bicycle-facilities.com
highlights.bitsbox.com
judge.buglife.fun
oj.buglife.fun
www.carmya.com
autosport.carpoint.agency
digitaldreamworks.co.in
yasinkaracan.com.tr
auth.hj3.cyberhaven.io
www.danlowe.dev
www.dfsshipping.com
djlatscho.com
www.djmconstrucciones.com
dxdriving.com
eigentrax.com
www.eminencemsmeawards.com
sge.energisa.com.br
www.esnault-virey.fr
www.evmaker.net
www.fedd.dev
firsttimeaircargo.com
app.fitit.ai
devfest17.gdgahmedabad.com
www.gelartapp.com
transparenciaproactiva.monterrey.gob.mx
www.gym-bug.com
gysite.in
www.hotelneelkamal.in
induscalci.in
iz.life
dashboard.jankalyanam.in
link-yiu-tung.jec-digital.com
kingtattoos.in
notes.kkrehl.de
lgx.fan
link.mamalyfe.id
markit.education
www.marzouka.net
meuvizinho.me
midependiente.com
minerva.live
auth.minutewhisper.com
docsignfergarcia.mirmit.es
mrhidir.net
myemrys.com
mylesjp.tech
www.mytexpert.com
links.nala.com
www.nexumlegal.com.mx
nrbschoolofexcellence.in
tenkasi.onewaydroptaxi.co
thiruvallur.onewaydroptaxi.co
thiruvarur.onewaydroptaxi.co
thoothukudi.onewaydroptaxi.co
tiruppur.onewaydroptaxi.co
peterfrohlich.info
pmvxb.online
pond.gg
app.portao3.com.br
dev.proper-ly.com
dashboard.protect3dpads.com
raimptech.com
turndry.randomfact.com
snow-white.reev.group
development-test.my.remarkable.com
rhp.is
ribsa.org
roya.marketing
admin.runmyservice.com
auth.samaalthawaf.id
sarahandfrank.party
www.sarahandfrank.party
demo.scanalyticsinc.com
shebu.me
skpp.in
smallstartups.dev
solutionfornextgeneration.com
beta.stepfood.com
app.taption.com
tejimandireferral.com
tenfortulsa.org
thibault.studio
www.tokisushi.es
tracyxliu.com
www.truetech.com.ar
trumanandjessica.com
comotion.turbosbir.com
twobuttons.games
app.waitinglist.dev
wantapps.com
whatscampaign.weasydev.com.br
t.woov.app
xdroppro.com
www.yujenlin.com
Other domains in certificate