Cached · just now
77/100 SECURITY SCORE

Certificate Information

Subject
CN=gpt.yurki.dev
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
January 26, 2026
Valid Until
April 26, 2026 85 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
50:83:8C:BF:A3:66:1C:B0:44:AF:79:0D:8B:5C:43:82:8E:42:B7:AD:67:4A:AD:7F:05:FB:FB:D8:78:D6:E9:4F
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
seriously.fail

Other domains in certificate

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keepcalmgangnamstyle.apptget.com
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crbdistribuidora.edsys.com.br
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ad.englishwing.com
www.eyeballtech.in
flywheel-dispatch-hub-demo1.us1.fleet-dev.com
www.fnbtrainings.com
guitarlessonsmiltonkeynes.com
admin.hgs.app
register.hooray.vn
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icqual.com
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photo.indo.run
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jacksonic.ca
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leagues.mahnuser.dev
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jumpport.mooncat.community
checkout.pe.moons.rocks
citylegends-dev.mv-online.nl
mvrefrigeracion.cl
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admin.staging.napandup.com
neatnumbers.com.au
polaris.norditech.se
novalogic.dev
www.onderzoekportaal.nl
opdocs.lk
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prismatic.org
dev.admin.renaultplr.com.br
www.sapuboltinn.is
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genesis.wildabouttravel.io
wsgroup.se
hostifi.yac.com
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noho-app.yonoton.com
yorakeys.com
gpt.yurki.dev