Security Report Summary
A+
Site: https://rubo6.dev/
IP Address: 104.21.24.189
Report Time: 06 Sep 2026 09:35:58 UTC
Headers:
  • Permissions-Policy
  • X-Frame-Options
  • Referrer-Policy
  • Strict-Transport-Security
  • X-Content-Type-Options
  • Content-Security-Policy
Advanced:
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Raw Headers
HTTP/2200
dateSun, 06 Sep 2026 09:35:58 GMT
content-typetext/html; charset=utf-8
servercloudflare
last-modifiedSun, 06 Sep 2026 08:44:50 GMT
access-control-allow-origin*
permissions-policycamera=(), microphone=(), geolocation=(), interest-cohort=()
expiresSun, 06 Sep 2026 09:45:58 GMT
cache-controlmax-age=600
x-frame-optionsDENY
x-proxy-cacheMISS
x-github-request-id0A38:595BD:2C80C:7E7FF:6A9D33FC
x-github-edge-regionnortheurope
referrer-policystrict-origin-when-cross-origin
age0
via1.1 varnish
x-served-bycache-dub4382-DUB
x-cacheMISS
x-cache-hits0
x-timerS1788687359.609282,VS0,VE114
varyAccept-Encoding
x-fastly-request-id22e9afc713cfd99552abc6ec707b3c2f62ebb0ec
cf-cache-statusDYNAMIC
strict-transport-securitymax-age=15552000; includeSubDomains; preload
x-content-type-optionsnosniff
report-to{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=jCvRJZDvGXi8JV%2FXpFs5KAIqFj5uS6D99g7x921KSsPTiMPZGVYg2cFK8nxuHSPRvLoYbX5aIvzFWY4u%2Fc1zdoJlhsjdpKjJFuw41S975YYBuMyxlGRat9bL0CM%3D"}]}
nel{"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
content-security-policydefault-src 'self'; script-src 'self'; style-src 'self' 'unsafe-inline'; img-src 'self' data: https://rubo6.goatcounter.com; font-src 'self'; connect-src 'self' https://rubo6.goatcounter.com; media-src 'self'; object-src 'none'; base-uri 'self'; form-action 'none'; frame-ancestors 'none'; upgrade-insecure-requests
cross-origin-opener-policysame-origin
content-encodinggzip
cf-raya36c7c972891be32-DUB
alt-svch3=":443"; ma=86400
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-Resource-PolicyCross-Origin Resource Policy allows a resource owner to specify who can load the resource.
Additional Information
serverServer value has been changed. Typically you will see values like "Microsoft-IIS/8.0" or "nginx 1.7.2".
access-control-allow-originThis is a very lax CORS policy. Such a policy should only be used on a public CDN.
permissions-policyPermissions Policy is a new header that allows a site to control which features and APIs can be used in the browser.
x-frame-optionsX-Frame-Options tells the browser whether you want to allow your site to be framed or not. By preventing a browser from framing your site you can defend against attacks like clickjacking.
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.
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".
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.
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.
cross-origin-opener-policyCross-Origin Opener Policy allows a site to opt-in to Cross-Origin Isolation in the browser.