AIM7 WinHTTP/1.0

[Pfui]

rrcs-67-52-235-21n.west.biz.rr.com
AIM7 WinHTTP/1.0

robots.txt? NO

Apparently a real person -- the referrer was a G search query with site-appropriate terms. Interestingly, the G string tagged the UA as:

org.mozilla:en-US:official&client=firefox-a

AOL/AIM Chat thing? Dunno.

[dstiles]

The WinHTTP bit gets it blocked whatever it is. :)