Open Cached · just now
77/100 SECURITY SCORE

Certificate Information

Subject
CN=covid19.cheart.io
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
October 18, 2025
Valid Until
January 16, 2026 51 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
32:5A:D8:27:3A:E9:F5:FE:09:07:15:1A:94:BF:CF:52:87:90:6D:7B:B0:FD:24:25:B5:4D:77:19:DA:7A:EF:5B
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
system-9-games.com

Other domains in certificate

www.actop.com
aenigma.app
www.agricola33.com
amsprojects23.co.za www.amsprojects23.co.za
www.asapstudies.com
link.bipsoin.fr
auth.bogoseo.net
bole-bole.com share.bole-bole.com
booksmyssrp.com www.booksmyssrp.com
bridgingdivides.lk
carolandleo.com
docs.aigateway.cequence.ai
covid19.cheart.io
club-roots.co.uk
karalist.cmouse.app
basheer.co.in vsrgroups.co.in
jetpaketyazilim.com.tr
soccer.comounexperto.com
www.crawlsec.com
www.designem.io
dobbysadventure.xyz
dominicpocaan.dev www.dominicpocaan.dev
eject.io
slingshot.enlinquental.com
api.foodmycraft.com
fordze.com
fortunecarz.co.nz
studente.futuri.education
galaxyforge.org
www.app-referrals.genuineimpact.io
pwa.goodmovesapp.com
www.himalayparmar.com
soictvnhuy.id.vn
www.italyexpat.com
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jandme.in
kingly-projects.com
admin.kiotalogistics.com app.kiotalogistics.com
teclab-demo.klarway.com
ok.klev.org
www.learnthemenu.org
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mysalesapp.online www.mysalesapp.online
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neverhappy.net
blog.niima.cloud
incart.nine42.com
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oathero.com
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arkanoid.otherg.com
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padmaodzerchoeling.in
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propertycarecalifornia.com
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ratnakarworld.com
realtimetypeapprovals.com
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app.rockitship.co
saatanaan.fi
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savindiranaweera.dev
auth.shopinzon.com
insights.shopmyinfluence.com
solanasystem.com
www.ssucamps.com
app.startuparena.asia
stephrems.press
swl.surprise.com
calendar.swpotato.one
teunpijnappels.nl
www.theafricanmanpodcast.com
ledger.thegriffonssaddlebag.com
themrtcreations.com
www.thenexigent.com
scientific.theorygenerator.com
thewealthflow.co
kinect.tixologi.com
travelbazartour.com
boletos.uanl.mx
viraltrade.in
admin.work.life
www.yozo.co.jp