Security Report Summary
A
Site: https://rfj.tec.br/
IP Address: 172.67.146.129
Report Time: 14 Sep 2026 21:55:46 UTC
Headers:
  • Content-Security-Policy
  • Permissions-Policy
  • Referrer-Policy
  • Strict-Transport-Security
  • X-Content-Type-Options
  • X-Frame-Options
Warning: Grade capped at A, please see warnings below.
Advanced:
Great grade! Perform a deeper security analysis of your website and APIs:
Warnings
Content-Security-PolicyThis policy contains 'unsafe-inline' which is dangerous in the script-src directive. This policy contains 'unsafe-eval' which is dangerous in the script-src directive.
Raw Headers
HTTP/2200
dateMon, 14 Sep 2026 21:55:46 GMT
content-typetext/html; charset=utf-8
access-control-allow-origin*
age15264
cache-controlpublic, max-age=0, must-revalidate
content-dispositioninline
nel{"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
content-security-policydefault-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://www.googletagmanager.com https://www.googleadservices.com https://www.google.com https://pagead2.googlesyndication.com https://googleads.g.doubleclick.net https://connect.facebook.net; style-src 'self' 'unsafe-inline'; img-src 'self' data: blob: https:; font-src 'self' data:; connect-src 'self' https://www.google-analytics.com https://region1.google-analytics.com https://www.googletagmanager.com https://pagead2.googlesyndication.com https://www.googleadservices.com https://googleads.g.doubleclick.net https://ad.doubleclick.net https://www.google.com https://google.com https://connect.facebook.net https://www.facebook.com; frame-src https://www.googletagmanager.com; frame-ancestors 'none'
report-to{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=6NYaNkzO1eLr0b2AELyT2RUcyiEfzbuYc4Ky0Gt27jr%2FbGHrSgr%2FaqkR1SupFPXo1gROzHRNKlJYOFnApvd%2BVPNfTbQymGhhlQPC6VcQI5GRRGPVFVJL%2F%2F%2BKLCF6"}]}
permissions-policycamera=(), microphone=(), geolocation=()
referrer-policystrict-origin-when-cross-origin
servercloudflare
strict-transport-securitymax-age=63072000; includeSubDomains; preload
varyrsc, next-router-state-tree, next-router-prefetch, next-router-segment-prefetch
varyaccept-encoding
x-content-type-optionsnosniff
x-matched-path/
x-nextjs-prerender1
x-nextjs-stale-time300
x-vercel-cacheHIT
x-vercel-iddub1::sf5w4-1789422945909-08e65e562113
cf-cache-statusDYNAMIC
content-encodinggzip
cf-raya3b2a34398f121fc-DUB
alt-svch3=":443"; ma=86400
X-Frame-OptionsHeader not set, see Additional Information below.
Upcoming Headers
Cross-Origin-Embedder-PolicyCross-Origin Embedder Policy allows a site to prevent assets being loaded that do not grant permission to load them via CORS or CORP.
Cross-Origin-Opener-PolicyCross-Origin Opener Policy allows a site to opt-in to Cross-Origin Isolation in the browser.
Cross-Origin-Resource-PolicyCross-Origin Resource Policy allows a resource owner to specify who can load the resource.
Additional Information
access-control-allow-originThis is a very lax CORS policy. Such a policy should only be used on a public CDN.
nelNetwork Error Logging is a new header that instructs the browser to send reports during various network or application errors. You can sign up for a free account on Report URI to collect these reports.
content-security-policyContent Security Policy is an effective measure to protect your site from XSS attacks. By whitelisting sources of approved content, you can prevent the browser from loading malicious assets. Analyse this policy in more detail. You can sign up for a free account on Report URI to collect reports about problems on your site.
report-toReport-To enables the Reporting API. This allows a website to collect reports from the browser about various errors that may occur. You can sign up for a free account on Report URI to collect these reports.
permissions-policyPermissions Policy is a new header that allows a site to control which features and APIs can be used in the browser.
referrer-policyReferrer Policy is a new header that allows a site to control how much information the browser includes with navigations away from a document and should be set by all sites.
serverServer value has been changed. Typically you will see values like "Microsoft-IIS/8.0" or "nginx 1.7.2".
strict-transport-securityHTTP Strict Transport Security is an excellent feature to support on your site and strengthens your implementation of TLS by getting the User Agent to enforce the use of HTTPS.
x-content-type-optionsX-Content-Type-Options stops a browser from trying to MIME-sniff the content type and forces it to stick with the declared content-type. The only valid value for this header is "X-Content-Type-Options: nosniff".
X-Frame-OptionsThe XFO header was not sent but frame-ancestors in Content Security Policy was used instead.