Security Report Summary
E
Site: http://kurs.expert/ - (Scan again over https)
IP Address: 104.21.32.1
Report Time: 31 Aug 2025 12:12:26 UTC
Headers:
  • X-Frame-Options
  • Content-Security-Policy
  • X-Content-Type-Options
  • Referrer-Policy
  • Permissions-Policy
Warning: Grade capped at A, please see warnings below.
Advanced:
Your site could be at risk, let’s perform a deeper security analysis of your site and APIs:
Missing Headers
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.
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".
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.
Permissions-PolicyPermissions Policy is a new header that allows a site to control which features and APIs can be used in the browser.
Warnings
Site is using HTTPThis site was served over HTTP and did not redirect to HTTPS.
X-Frame-OptionsThere was a duplicate X-Frame-Options header.
Raw Headers
HTTP/1.1200 OK
DateSun, 31 Aug 2025 12:12:26 GMT
Content-Typetext/html; charset=UTF-8
Transfer-Encodingchunked
Connectionkeep-alive
Servercloudflare
Nel{"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
X-Frame-OptionsSAMEORIGIN
X-Frame-OptionsSAMEORIGIN
VaryAccept-Encoding,User-Agent
Report-To{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=YxgYtLFFh7FB8rGXa%2BymLS3NecyiQZYtZx3slZx7fGDOc%2Fl4aRr3epn%2FBUoIlxA8uofv%2BVnB8%2BHYYzQaa5e6672X%2BGKJmXNa6pDz"}]}
Strict-Transport-Securitymax-age=31536000;
X-Node-Id01
cf-cache-statusDYNAMIC
Content-Encodinggzip
Set-Cookielang=ru; Path=/; Domain=kurs.expert; Max-Age=31536000; Expires=Mon, 31 Aug 2026 12:12:25 GMT
Set-Cookiedesign2=ImxpZ2h0aW5nX2JsdWUi; Path=/; Domain=kurs.expert; Max-Age=31536000; Expires=Mon, 31 Aug 2026 12:12:25 GMT
Set-Cookiecrrlst=deleted; Path=/; Max-Age=0; Expires=Thu, 01 Jan 1970 00:00:01 GMT
Set-Cookiepp2=b6f573342df8e26a6b3470b9a642d113; Path=/; Max-Age=31536000; Expires=Mon, 31 Aug 2026 12:12:25 GMT
Set-Cookieprm=MQ%3D%3D; Path=/; Max-Age=31536000; Expires=Mon, 31 Aug 2026 12:12:26 GMT
Set-Cookiextnsn=0; Path=/; Max-Age=31536000; Expires=Mon, 31 Aug 2026 12:12:26 GMT
Set-Cookiextnsn=1; Path=/; Max-Age=31536000; Expires=Mon, 31 Aug 2026 12:12:26 GMT
CF-RAY977c6fa4f97a2199-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-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
ServerServer value has been changed. Typically you will see values like "Microsoft-IIS/8.0" or "nginx 1.7.2".
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.
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.
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.
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.
Strict-Transport-SecurityHTTP Strict Transport Security is an excellent feature to support on your site and strengthens your implementation of TLS. That said, the HSTS header must not be returned over a HTTP connection, only HTTPS.