Open
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just now
77/100
SECURITY SCORE
Certificate Information
Subject
CN=codewithjakub.pl
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
October 14, 2025
Valid Until
January 12, 2026
56 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
36:00:3F:C6:E1:03:DE:E1:3C:99:98:41:D8:37:80:CF:0F:EC:CE:7C:E1:27:7E:7F:97:54:DC:BF:7D:B6:AE:09
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
mohamedwritescode.com
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www.aimforthewin.gg
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api.algo.ski
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www.artisse.us
pagos.asc.education
astitchintime.cc
auth.awaken.tax
ayansharma.com
www.backcamper.com
background-debates.de
bankwords.com
www.beachcrew.net
bencressallfitness.com
bibfabrication.com
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capitalhillbarber.com
www.cbcgem.app
gigams.ceosconnect.com.br
chillwithbomchi.com
codewithjakub.pl
colorbracket.com
www.webapp.dev.conroo.com
www.coursehunt.tech
crowdegic.com
danilulmashev.com
auth.stutastic.danplace.tech
darwinoutsourcing.com
qr-generator.deepwork.ai
www.despachomonher.com
dgonor.com
dibbabusiness.com
app.dmail.ninja
dormlet.com
elibrarium.co
www.enzoyang.com
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testnet.fanxy.xyz
forinformationalpurposesonly.com
gozoquadtours.com
link.greattomeet.com
blog.h-sakano.dev
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hotlottopicksweekly.com
huurretaxi.com
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imsoretro.co.uk
interactivefiction.app
rdp-demo.itxi.aero
jitendra-kumar.com
jugandoseaprende.es
bio.junhechen.com
develop.invite.koiniwa.jp
kojoacademy.com
admin.kredibelfinance.com
kshitijsrv.com
lambdachialphaunh.com
lemonatibrands.com
app.maga.lu
mail.52772577.com
www.materialpadel.com
www.mem.xyz
wwwtest.nationspog.com
nykenshinkai.com
on-menu.app
oryx-defence.com
paywithpostpaid.com
pepperpixel.studio
chat-central.prod.phnx.review
photofied.ai
dashboard-flutter.recup.app
ridinginwales.uk
links.roadmetrics.ai
www.saucebox.in
demo.sealog.co.uk
shrijanregmi.com
www.skipperai.app
staff.devy.skool.sg
house.souravojha.in
sh.spiders.fun
trainer.demo.sportkit.app
wisbaseballismscratch.sqwadhq.com
app.superblaze.ai
www.surfinfire.com
www.tarekmadady.com
thehugedick.com
www.time-sensitive.info
www.travelcoinnfts.com
www.vfy.me
covitrack.vincecyriac.dev
cxo.visity.app
id.visity.app
wyfyenglish.com
secure.yourself.health
yso.tw
am.zetaton.dev
Other domains in certificate