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---- Mozilla/4.* (Compatible
dstiles - 9:34 pm on Mar 14, 2012 (gmt 0)Thread source:: http://www.webmasterworld.com/robots_txt/4429094.htm
I assume you mean "block from MS IPs", since Mozilla/4 is still a major browser UA-part.
There is quite a bit of coverage on MS and various UAs in the Search Engine Spiders forum at [webmasterworld.com...]
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