Cached · just now
77/100 SECURITY SCORE

Certificate Information

Subject
CN=centre.1f8.dev
Issuer
C=US, O=Google Trust Services, CN=WR3
Valid From
September 23, 2026
Valid Until
December 23, 2026 67 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
16:06:F4:E2:DE:61:48:77:F3:BD:4C:D3:5B:B0:6C:F6:D5:C1:E4:A3:9A:EA:F3:BB:56:10:5F:00:28:9F:30:A8
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 Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
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
futuri.education

Other domains in certificate

centre.1f8.dev
www.agustintejo.com
sallasync.almawrid.com.sa
www.amooto.de
appfree2all.com
ai.apphouseinc.com
arceptive.com
www.arunatailors.com
hwrabot.arvat.tech
avebsolutions.com
shop-dev.beefeed.de
telemetry.bigfm.de
bilalnawaz.com
www.admin.bloks.tech
www.bluechew.com
www.bobbysmile.org
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webtest.buleo.es
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civiltoolkit.in
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cleanjpeg.com
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www.designdocket.com
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earlylogic.org
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links.facedao.io
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documentation.floriangrasser.fr
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admin.dev.paybird.app
pedley.dev
picaps.org
www.publifetesting1.dev
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recastdesigns.com www.recastdesigns.com
widget.runllm.com
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upatek.com
valj.net
cliente.viacertabanking.com.br
login.videomatik.com.br
vrdenta.com
companies.wfhtimes.com
hotspot.wifipublicitario.com
stg.wolaexchange.com
coordinator.womeninpharmaawards.ie