77/100 SECURITY SCORE

Certificate Information

Subject
CN=drjoimer.com
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
April 22, 2026
Valid Until
July 21, 2026 79 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
3D:44:DB:41:C8:77:2B:1D:98:52:1F:99:AC:36:87:80:94:9D:64:88:F3:32:F5:AB:25:4B:65:BE:70:67:0D:E8
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
openyapper.com www.openyapper.com

Other domains in certificate

www.achdc.shop
www.alicebenwedding.com
www.alpencrest.com
finance.andychien.me
admin.ovio.anyware.software carlos.anyware.software
arcanjoinnovate.com.br
playground.baget-ramka.com.ua
www.caterhausla.com
chunkdojo.com
app.claimback.org
codebusters.ca
codekernel.in
cores-e-sabores.com
creativeaugmentation.in
crunchapp.co.za
cryptofreight.org
datalabeling.eu
deepdrive.divedeepdialogues.com
kiosk98774.done.co.il
dotzz.io
drjoimer.com
www.earphysics.com
echoesoftwilight.com
www.ededin.com
effione.io
eldurini.com
www.ellis-joyce.com
demo.etraderex.com
experior-solutions.com
www.fiveriverscontracting.com
www.forcefitness.in
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dashboard.foudroyer.com
frappa.xyz
catering.freshstop.fi
www.glaubensfutter.de
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hodolect.com
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kayasda.com
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bouw.koppelbaas.nl
lafemmebodycare.nl
app.heartbeatmonitor.lazymen.eu
lifetrip.io
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www.mclainfox.com
mitilencera.online
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pmp.octigo.pl
openfountain.org
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pg-consulting.jp
phdopinion.com
www.ramengo.net
retiro2026ge.shop
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www.salesbert.com
www.samspeakstation.com
umn-system-campuses.engage.sasaki.com
seed-thailand.com
roxen.shoesonline.co.il
app.simplynomad.co
apply.sjc.co.za
declique.clientx.skialabs.com
petrol.smartit4u.co.uk
www.smartouse.com
cdn.spx.graphics
sysadmin-sandbox.staffshift.com
synthograaf.nl
tapmacro.com
flashcards.teabee.org
teamthrive.io
techzoneindiaprivatelimited.com
www.tentronixnz.com
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treqosys.in
www.tridentnode.com
triplepowersecurityservices.co.za
unitivus.com
versecopilot.net
howifeel.wads.dev
www.whatsmyscreensize.com
whatwasnt.org
williamsonmarineserv.com
auth.wov.app
wrkstation.com
www.yafts.app
tirupati.yazhdroptaxi.co.in
yegelearning.com
secretdev.zanurkuj.com zanurkuj.com