Page is a not externally linkable
-- Google SEO News and Discussion
---- Referring url captured on page I link to causes false return link data
tedster - 4:17 am on Nov 19, 2012 (gmt 0)Thread source:: http://www.webmasterworld.com/google/4520043.htm
I don't understand exactly what purpose this set-up would serve for the site that is doing it, but what you describe does not sound like it would create a ranking problem with Google.
Brought to you by WebmasterWorld: http://www.webmasterworld.com