ok, back home
I sent myself an email from webmail & the IP displayed in the header was as follows
Return-Path: <*@ntlworld.com>
Received: from [10.137.100.64] by mta05-svc.ntlworld.com
(InterMail vM.4.01.03.37 201-229-121-137-20020806) with SMTP
id <20041026170232.HVFF28128.mta05-svc.ntlworld.com@[10.137.100.64]>
for <*@ntlworld.com>; Tue, 26 Oct 2004 18:02:32 +0100
X-Originating-IP: [62.254.0.*]
From: <*@ntlworld.com>
To: *@ntlworld.com
Subject: webmail
Date: Tue, 26 Oct 2004 17:06:08 +0000
MIME-Version: 1.0
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: 7bit
Message-Id: <20041026170232.HVFF28128.mta05-svc.ntlworld.com@[10.137.100.64]>
so you could maybe check that your friend is showing the same 10.137.100.64 - although that looks like a 'private' IP to me - I'm hovering just above 'out of my depth' here
