Security Report Summary
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Site: https://coulsdonglazing.co.uk/
IP Address: 104.21.78.50
Report Time: 14 Jun 2026 17:25:45 UTC
Headers:
  • Strict-Transport-Security
  • X-Content-Type-Options
  • X-Frame-Options
  • Referrer-Policy
  • Content-Security-Policy
  • Permissions-Policy
Advanced:
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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.
Permissions-PolicyPermissions Policy is a new header that allows a site to control which features and APIs can be used in the browser.
Raw Headers
HTTP/2200
dateSun, 14 Jun 2026 17:25:45 GMT
content-typetext/html
servercloudflare
strict-transport-securitymax-age=31536000; includeSubDomains
last-modifiedTue, 07 Apr 2026 03:20:15 GMT
varyAccept-Encoding
x-content-type-optionsnosniff
x-frame-optionsSAMEORIGIN
referrer-policystrict-origin-when-cross-origin
nel{"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
report-to{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=z%2Fe7aDHOOw8Hq7JjqdGRiQpVcevo%2FJveXf6VEKdgUowCQkPwIcatxDEGyCUFvE4s0mDTQeO0l7SN447AWbqNyVuXXlPAS8bOWw9%2BzbA1iev9XFZyKrSu3%2FOXqB7wZfB3KP9qw5w6%2BVE%3D"}]}
cf-cache-statusDYNAMIC
content-encodinggzip
cf-raya0bb093fbc9ef0e9-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".
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-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.
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.
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.