Headers Security
low Severity
Free Check

Reporting-Endpoints & NEL Header

Inspects Reporting-Endpoints and Network Error Logging (NEL) headers for automated real-time security violation reporting.

Test Your Website for Reporting-Endpoints & NEL Header

Run this check along with 90+ automated tests across your domain.

Why It Matters

Reporting endpoints allow you to receive automated reports when users encounter CSP violations or network hijacking attempts.

How We Check This

We look for Reporting-Endpoints and Report-To headers in the response.

How to Fix & Implement

Copy-paste configuration blocks tailored for your web server or edge proxy.

nginx snippet
add_header Reporting-Endpoints 'main-endpoint="https://example.report-uri.com/r/d/csp/enforce"';

Frequently Asked Questions

What is NEL?

Network Error Logging allows browsers to report TLS and DNS failures even when the user cannot reach your web server.