ActionController Request TRUSTED_PROXIES constant TRUSTED_PROXIES Ruby on Rails 2.3.18 Since v2.3.18 Last seen in v2.3.18 Which IP addresses are “trusted proxies” that can be stripped from the right-hand-side of X-Forwarded-For On this page Support Bug Reports can be filed for the Ruby on Rails project on GitHub. Feature requests should be discussed on the rubyonrails-core forum. License Released under the MIT license.