Open
Cached
·
just now
77/100
SECURITY SCORE
Certificate Information
Subject
CN=totp.bartkessels.net
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
October 31, 2025
Valid Until
January 29, 2026
72 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
0D:AA:20:0C:30:2A:6E:15:5A:8E:05:D0:BA:E2:87:18:26:2F:3C:88:6F:04:85:2C:14:7B:F9:C7:BF:1E:E0:9C
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
vulpes.studio
luzdaserra.cms.2na8.dev
4uck.uz
www.actosoft.com.mx
staff.adaptivemedia.tech
attilav.hu
totp.bartkessels.net
allianzmtvstuttgart.bfsp.app
www.bokforenkling.se
bominade.dev
came.live
admformulario.cazanga.com.br
www.cgll.com.pe
www.checktravis.com
www.cijferroyale.nl
aminternational.co.in
dynattractor.com
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interface.etsi-ima.de
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fiducialys.dev
www.firesite.io
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godolphinandlatymer.gettwoit.com
genius.goa.io
www.goosifer.net
pwa.gute-serien.net
gymtracker.xyz
www.beheer.hallovriend.nl
charts-cd.hgmelectronics.com
app.hocanhvan247.com
igcseskolarz.org
kinaze.org
kodrs.dev
formularz.kostkirubika.pl
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tunap.kubuni.de
leaguevoice.com
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lunch.wtf
portal.memphismaquinarias.com
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norajchathuranga.mywire.org
app.neio.network
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link.nlalarm.app
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playloop.game
synergy.portfoliolink.co.za
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beta.reggaetrivia.com
kuc.rit.cl
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links.salamty.pk
snapreel.scribbler.live
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seekersandadvisors.com
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shredtheshires.co.uk
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app.trainingquest.co
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tunelogs.app
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www.urban1der.com
link.varro.app
virturiahost.fr
novuss.vitkauskas.lt
www.vote4india.org
www.waitwhile.com
wattion.es
wddg.com
vereador.wdsolucoes.com.br
yorkshireapp.com
annecy.zechangemakers.fr
link.zutobi.com
Other domains in certificate