| Used Operating Systems |
| 1 | 2163 | 38.32 | 2014 | 63.17 | +http://www.baidu.com/search/spider.html |
| 2 | 877 | 15.54 | 532 | 16.69 | Windows NT |
| 3 | 568 | 10.06 | 4 | 0.13 | +http://OpenLinkProfiler.org/bot |
| 4 | 422 | 7.48 | 158 | 4.96 | +http://www.google.com/bot.html |
| 5 | 254 | 4.50 | 1 | 0.03 | +http://webmeup-crawler.com/ |
| 6 | 224 | 3.97 | 96 | 3.01 | +http://www.bing.com/bingbot.htm |
| 7 | 186 | 3.30 | 157 | 4.92 | +http://ahrefs.com/robot/ |
| 8 | 180 | 3.19 | 41 | 1.29 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 177 | 3.14 | 88 | 2.76 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 159 | 2.82 | 24 | 0.75 | +http://yandex.com/bots |
| 11 | 156 | 2.76 | 3 | 0.09 | +http://advbot.net/bot.html |
| 12 | 74 | 1.31 | 32 | 1.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 66 | 1.17 | 2 | 0.06 | +http://www.aihitdata.com/about |
| 14 | 51 | 0.90 | 20 | 0.63 | http://www.opensiteexplorer.org/dotbot, ... |
| 15 | 27 | 0.48 | 1 | 0.03 | +http://fulltext.sblog.cz/ |
| 16 | 26 | 0.46 | 7 | 0.22 | +http://www.exabot.com/go/robot |
| 17 | 10 | 0.18 | 0 | 0.00 | Linux [unknown version] |
| 18 | 8 | 0.14 | 2 | 0.06 | +http://get4dl.net |
| 19 | 4 | 0.07 | 1 | 0.03 | +http://g5files.net |
| 20 | 4 | 0.07 | 2 | 0.06 | +http://www.meanpath.com/meanpathbot.htm... |
| 21 | 3 | 0.05 | 1 | 0.03 | +info@netcraft.com |
| 22 | 3 | 0.05 | 1 | 0.03 | +http://www.semrush.com/bot.html |
| 23 | 1 | 0.02 | 1 | 0.03 | Linux i686 [unknown version] |
| 24 | 1 | 0.02 | 0 | 0.00 | Windows 98 |
