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- Search Engines
-- Search Engine Spider and User Agent Identification
---- UAs that asked for robots.txt
g1smd - 5:10 pm on Jul 17, 2011 (gmt 0)Thread source:: http://www.webmasterworld.com/search_engine_spiders/4340279.htm
Wow. That's a helluva list - and covering several years. Very useful.
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