Open
Cached
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just now
77/100
SECURITY SCORE
Certificate Information
Subject
CN=3d.katkus.eu
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
September 30, 2025
Valid Until
December 29, 2025
38 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
B7:2E:71:8F:EB:1A:28:61:19:CD:2C:F0:C5:4C:98:77:EF:D9:C8:63:EE:0A:2B:AD:45:45:53:1D:AE:0A:62:5C
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
luiscoding.com
fellowes-product-config.3dcloud.io
528-entertainment.com
ablecarendis.com.au
adityakh.info
portal.aidin.health
www.alloftheabove.tv
amateurdarts.org
appspotio.com
aranguriapps.com
water.metrics.asani.io
courses.aspiregenx.com
www.athenaglobal.co
test.orthotoolsapp.beebitpruebas.com
friendlychat.boosterbyte.com.br
app.breine.be
www.builtbypanda.com
careassistant.co
app.carpeesh.com
dashboard.castodian.com
app.qa.casus.ch
charlottetennis.us
app.chatstacker.com
tridu.iime.cimansys.com
colinedebray.com
www.cometexas.org
cottonwoodcreek.tv
datacode.com.ar
rider.devridezum.com
open.digidentity-staging.eu
door2doordiary.com
link.ctu.edu.vn
eeleme.com
ekifus.com
epicorrosteringpilot.com.au
www.estudioantartida.ar
fairy.boutique
www.ff-europe.com
www.flower-park.com
barbolin.foodle.su
g4bryx.it
www.giancarlolamberti.cz
spider.goblin.holiday
gogionelove.com
www.groupe-fp.ca
prd.ps.hacci.live
hall-eng.com
app.high-d.kr
hotstats.be
api.hype.day
i-con.space
www.juicyballs.at
promoter.kaboodle.co.uk
3d.katkus.eu
www.limastore.com.br
lab.lofbergs.se
maikringel.de
now.maquetedebolso.com.br
www.maridalsveien160.no
www.maxplaygames.com
app.maxwellpipe.com
www.mentorher.net
testing.miracl.at
progiciel.movveo.fr
live.mrbugi.app
www.muscatinemutual.com
warehouse.mylabnutrition.net
newsletter.nivel360.com
comunicaciones.o2online.es
www.ottosinvestimentos.com.br
privix.ai
boo.pushstart.com.br
ramadandonate.net
www.aj.reedit.au
auth.platform.rentmount.com
www.rodrigosilva.dev
www.rolfverschuuren.nl
app.rvpedidos.com.br
samsite.io
amazonclone.samyak003.in
selamunaleykum.net
www.sendersonly.com
sewashita.net
sorteioamigosecretoapp.com
utahgrizzliestrivia.sqwadhq.com
competitors.storagepug.com
www.superzookelsti.dk
www.thrill.fr
www.tillhub.de
totv.tech
tce.staging.cloud.vermill.io
firebase.victorvdb.be
mojo.vudu.tech
app.vuosiyrittajana.fi
onsite.webrenew.ca
www.weleadai.com
www.worldl.io
www.xpsads.com
yaknepal.com
zamspk.com
Other domains in certificate