NEL
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The HTTP NEL
response header is used to configure network request logging.
Header type | Response header |
---|---|
Forbidden header name | No |
Syntax
http
NEL: { "report_to": "name_of_reporting_group", "max_age": 12345, "include_subdomains": false, "success_fraction": 0.0, "failure_fraction": 1.0 }
Specifications
Specification |
---|
Network Error Logging # nel-response-header |
Browser compatibility
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
NEL |
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
- No support
- No support
- Experimental. Expect behavior to change in the future.
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.