X-Forwarded-For
Description of Resource:
The X-Forwarded-For (XFF) HTTP header field is a de facto standard for identifying the originating IP address of a client connecting to a web server through an HTTP proxy or load balancer. This is a non-RFC-standard request field which was introduced by the Squid caching proxy server's developers.
Address:
United States
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Is there a fee:
No
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Public or private:
Public
Website or physical archive:
Website only