Internet Direct (Indy) Version 9.0.2 Beta
TIdHTTPRequestInfo.RemoteIP
Identifies the remote computer for the HTTP request.

property RemoteIP: String;
Description
RemoteIP is a read-only String property used to identify the remote computer system that is the endpoint for the session used by the HTTP request.

RemoteIP is updated by TIdHTTPServer when a peer thread generates a new HTTP request.