I think this might be useful for people who are being borked out of their content. I know it might be considered to be a faux pas to name nad shame specific ip addresses, but considering Panda the copypasta below may be useful for preserving unique content...
www.example.com 76.22.184.141 - - [27/Mar/2011:01:02:19 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bo
rk-edition [en]"
www.example.com 68.93.137.121 - - [27/Mar/2011:01:03:14 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 24.197.185.44 - - [27/Mar/2011:01:03:34 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 24.197.185.44 - - [27/Mar/2011:01:03:36 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 173.80.49.127 - - [27/Mar/2011:01:03:42 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 24.130.95.20 - - [27/Mar/2011:01:04:08 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 46.50.168.142 - - [27/Mar/2011:01:04:09 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 46.50.168.142 - - [27/Mar/2011:01:04:19 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 68.57.151.5 - - [27/Mar/2011:01:04:24 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 173.80.49.127 - - [27/Mar/2011:01:04:53 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 67.185.26.36 - - [27/Mar/2011:01:05:00 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 67.185.26.36 - - [27/Mar/2011:01:05:02 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 173.79.147.126 - - [27/Mar/2011:01:05:13 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 173.79.147.126 - - [27/Mar/2011:01:05:14 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 67.185.26.36 - - [27/Mar/2011:01:05:16 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 67.185.26.36 - - [27/Mar/2011:01:05:18 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 173.216.157.115 - - [27/Mar/2011:01:05:27 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 173.216.157.115 - - [27/Mar/2011:01:05:31 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 108.56.77.15 - - [27/Mar/2011:01:05:32 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 108.56.77.15 - - [27/Mar/2011:01:05:33 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 70.188.48.18 - - [27/Mar/2011:01:05:34 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 70.188.48.18 - - [27/Mar/2011:01:05:35 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 68.81.72.92 - - [27/Mar/2011:01:05:38 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 68.81.72.92 - - [27/Mar/2011:01:05:40 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 69.124.150.164 - - [27/Mar/2011:01:05:46 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 69.124.150.164 - - [27/Mar/2011:01:05:48 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 46.50.168.142 - - [27/Mar/2011:01:05:48 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 46.50.168.142 - - [27/Mar/2011:01:05:56 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 173.80.49.127 - - [27/Mar/2011:01:06:02 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 173.80.49.127 - - [27/Mar/2011:01:06:06 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 208.87.243.233 - - [27/Mar/2011:01:06:08 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 208.87.243.233 - - [27/Mar/2011:01:06:09 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 68.193.218.249 - - [27/Mar/2011:01:06:38 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 68.193.218.249 - - [27/Mar/2011:01:06:39 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 68.38.201.157 - - [27/Mar/2011:01:06:40 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 68.38.201.157 - - [27/Mar/2011:01:06:41 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 99.88.162.170 - - [27/Mar/2011:01:06:44 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 67.185.26.36 - - [27/Mar/2011:01:07:04 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 75.70.196.66 - - [27/Mar/2011:01:07:09 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 46.50.168.142 - - [27/Mar/2011:01:07:18 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 173.80.49.127 - - [27/Mar/2011:01:07:26 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
www.example.com 173.80.49.127 - - [27/Mar/2011:01:07:32 -0500] "GET / HTTP/1.0" 403 274 "http://www.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
forum.example.com 173.80.49.127 - - [27/Mar/2011:01:07:40 -0500] "GET / HTTP/1.0" 403 276 "http://forum.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"
forum.example.com 173.80.49.127 - - [27/Mar/2011:01:07:49 -0500] "GET / HTTP/1.0" 403 276 "http://forum.example.com/" "Mozilla/4.0 (compatible; MSIE 6.0; MSIE 5.5; Windows NT 5.0) Opera 7.02 Bork-edition [en]"