77/100 SECURITY SCORE

Certificate Information

Subject
CN=mercyoseni.com
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
September 27, 2025
Valid Until
December 26, 2025 30 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
EC:9B:38:51:1B:DB:FF:D8:00:D1:00:1E:CA:C4:76:4B:D0:D1:8F:84:5A:5F:6D:25:BC:F7:06:E4:D1:E8:1A:2E
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
www.tomas-lesniak.de

Other domains in certificate

509expedited.com
afib.algora.io
link.altaqwa.us
url.aminhacasadigital.com
andrewamelinckx.com
www.anirudhgiran.com
www.apprays.io
avademics.ca
bd365-management.com
globalconnect.beammissions.org
beeride.eu
moodify.benmiz.com
bgengine.net
bizvisiontech.com
app.borfavor.hu
brightertomorrow.com.au
caossuits.com.au
product.clariteia.com
www.michaelcamp.co.il
gudbud.co.in
codeanddesignllc.com
staging.collegelistpro.com
this.is.not.a.very.convincing.link
www.covidairbornerisk.com
archive.covidredandblue.com
davidsargent.com
decisionjam.com
doctordirectmd.com
www.dulcycrust.com
www.e62f8b.com
get.emyze.com
partner.enezatelecom.com
applink.eurohandball.com
repuestos.fain.es
app.faxguardian.com
app.flywheel.autos
dvcon-india.framez.sg
fspai.de
astellas.getcafex.com
dashboard.getorda.com
hlfreindeer.com
v2.html5.run
www.indiandairyfarming.com
indico.mx
cuckoo-andersonville.app.infi.us
chevxeron-stage-2.ischoolconnect.com
www.joelogs.com
bgreview.joll05.dev
judithpiano.co.uk
julianaribeiroimoveis.com.br
kaleamarket.com
ksbedgimhae.com
utnogales.lapieza.io
laquintacumbres.com
www.linandphil.com
ongkos.lumbung.app
mdm.site
mercyoseni.com
micabandheaters-nordicsensors.com
morsenode.com
myceliumllc.dev webadmin.myceliumllc.dev
app.mymovesmatterapi.com
accounts-test.myplayer.io
noride.net
nsvr.ca
rateboard.onehypernet.dev
orangecitydb.app
pollyn.app
bbb.popi.dev
admin.poultrybaba.com
rivervalleyirregulars.com
robinsonroofing.ca
ryanheadley.net
securityandgrc.com
sheboygandermatology.org
shuistyle.co.uk
www.siingenieria.com
snapcaster.net
spartnet.lt
stellarsyndicate.net
www.swingleft.nyc
www.takeastride.health
bryan.tangleapps.com
www.tasidou.com
taylorsamsdesign.com
royalbus.tcontur.pe
theysmilefoundation.org
betland.tonylandschoot.fr
tunepruner.com
www.vatterottfoundation.org
verklabs.io
ghaly.waafi.ca
dev1.wattlogic.com
wxh.coffee
xackery.com
nossagente.yesmkt.net
www.yoits.me
www.zhouyuyun.com