Open
Cached
·
just now
80/100
SECURITY SCORE
Certificate Information
Subject
CN=starkernel.io
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
December 06, 2025
Valid Until
March 06, 2026
86 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
31:47:1D:EE:31:20:38:05:05:F5:78:62:75:19:29:4A:1F:42:F3:41:08:09:3C:76:DF:79:01:7F:F1:7C:24:ED
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=31536000; preload
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
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 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
yawnnygames.com
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zakumoni.datacom.jp
console-staging.dataformz.app
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gwaapp.org
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accounts.melzo.com
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www.montpellier-techhub.org
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online.oplus-school.com
browser.overlapp.io
registered.panalobet.club
photoup.app
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psycheporta.de
pup-quiz.com
host.dev.qrizo.app
rwih.rowanhockey.com
santafeipc.com
app-heiwado.stailer.jp
starkernel.io
www.sydneymandarin.org.au
talk-strangers.com
staging.api.tawbar.com
home.tech-mori.cyou
techiwant.club
dl.theartnewspaper.com
thepeepholepeople.com
www.tjiahaya.xyz
tonmangmee.no
sellerapp.trade-bid.ie
tumrt.com
admin.ufirst.business
cu.upolicy.ca
demo.venueappstudio.com
video-chat-for-you.com
firebase.webmanajemen.com
wellvibedaily.live
widescreenmusic.com
www.wiesler.se
app.wysa.io
l.dogfood.yardzen.com
prod.ylboisestate.app
growers.yourbud.co.za
link-to.zachnology.com
Other domains in certificate