Cached · just now
80/100 SECURITY SCORE

Certificate Information

Subject
CN=qsmodule.reesco.pl
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
December 18, 2025
Valid Until
March 18, 2026 64 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
5A:B4:41:6D:3C:D8:C3:DD:47:07:EE:FE:0B:B3:30:68:54:43:4F:12:72:20:DB:BA:3A:FB:55:BF:3A:EE:50:94
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
Configured (Restricts certificate issuance)
Current Issuer
Authorized (Matches CAA policy)
Recommendations
  • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts
  • Consider adding 'issuewild' records to control wildcard certificate issuance

Subject Alternative Names

100 domains
liturgicalapp.com

Other domains in certificate

vendomat.5loyalty.com
wetter.app.5ls.de
www.acetabulum.cz
redata.rebase.ai.kr
crm.aiesec.lk
auth.ainewshub.live
amhim.org
www.appetising.net
app.astra.finance
www.atommodular.xyz
www.baba.page
task.bana.sa
bodhijp.org
u.bugaboo.tv
www.erika.clevelandmetroschools.org
login.codigodefalha.com.br
xn--flle-loa.dasrelationship.com
dev.deepu1.com
deepvisionsolution.com
esweb2.ekalsutra.com
dev.evmtools.xyz
privacy.flotilla.app
galactic.inc
ballsortpuzzle.games235.com bridge.games235.com
ganaconmafer.com
globalcryptoupdate.com
auth.hiveseat.co
ai-cam.hobit.in
ideabin.xyz
www.inddigi.com
lms.innovrah.com
orderflow.thanhtunguet.io.vn
www.joserocha.net
kaiprince.xyz
kativamedia.com.br
pet.kelaspondok.com
kremental.com
ostergame.ksb.ch
gcp-landing.lenilani.com
lenlo.pl
lessonpal.com
lumminin.com.br
masterxcorp.cl
dev-webview.moonfit.xyz webview.moonfit.xyz
musicanalysis.online
studio.musiclinx.com
neha-pandit.com
nicebyte.io
store.outzet.com
productmanager.pedrosn.com
os.pepe.asia
postquantum.in
prestigeclub.vip www.prestigeclub.vip
app-dev6.qlub.cloud
chowmein.raxsade.com
rearticle.io
qsmodule.reesco.pl
www.ruthvekfoodsandbeverages.in
carrier.rxoconnecthf.rxo.com customer.rxoconnecthf.rxo.com
www.satbal.com
wa.schoolps.com
dashboard-staging.scorethebusiness.com
silentdiscobreak.com
www.sistemapallas.com.br
skylar.build
trackingadmin.sumberuripcargo.com
dev-mambo.iframe.survive.bet
www.tacticien.fr
app.telebroad.com
thinkspear.com
thulirbytes.com
mi.tickexito.com
www.tightmetalszambialtd.com
stg-auth.tiptopjar.com
dev.lms.toddr.org
www.trelliz.ai
trendalpha.app
manager.ufa90min.com
demo.app.usepreside.com
vcallia.com
genesis-gallery.vibefoundry.studio
taman.vuongdd.com
web.weddingbuddy.app
auth.welcomeinapp.com
www.whirlofcolor.com
xn----7sbbcfsbub1aqasht9aeg7g.xn--90ae
xn--9i2bq2d79gq8evwv.com
xn--drm-4qa.com
xn--nettipyr-7za2p.com
www.xn--newwrme-8wa.de
brettspill.xn--nrd-yla.no
www.xn--y8jyd0a4c.jp
xn--vb0bq4vowb46p3pd.xn--yq5b.xn--3e0b707e
staging-hub.zksync.dev staging-storybook-docs-v2.zksync.dev