new

# File actionpack/lib/action_dispatch/middleware/remote_ip.rb, line 38
    def initialize(app, check_ip_spoofing = true, trusted_proxies = nil)
      @app = app
      @check_ip_spoofing = check_ip_spoofing
      regex = '(^127\.0\.0\.1$|^(10|172\.(1[6-9]|2[0-9]|30|31)|192\.168)\.)'
      regex << "|(#{trusted_proxies})" if trusted_proxies
      @trusted_proxies = Regexp.new(regex, "i")
    end