| Used Operating Systems by Visits |
| 1 | 4461 | 57.56 | 3944 | 83.86 | +http://www.baidu.com/search/spider.html |
| 2 | 512 | 6.61 | 168 | 3.57 | +http://www.google.com/bot.html |
| 3 | 1016 | 13.11 | 156 | 3.32 | Windows NT |
| 4 | 379 | 4.89 | 155 | 3.30 | +http://www.bing.com/bingbot.htm |
| 5 | 113 | 1.46 | 84 | 1.79 | +http://ahrefs.com/robot/ |
| 6 | 108 | 1.39 | 50 | 1.06 | ezooms.bot@gmail.com |
| 7 | 343 | 4.43 | 50 | 1.06 | +http://yandex.com/bots |
| 8 | 166 | 2.14 | 45 | 0.96 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 39 | 0.50 | 20 | 0.43 | +http://www.exabot.com/go/robot |
| 10 | 205 | 2.65 | 10 | 0.21 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 40 | 0.52 | 4 | 0.09 | http://crawler.sistrix.net/ |
| 12 | 6 | 0.08 | 4 | 0.09 | +http://discoveryengine.com/discoverybot... |
| 13 | 6 | 0.08 | 3 | 0.06 | http://www.botje.com/plukkie.htm |
| 14 | 42 | 0.54 | 2 | 0.04 | Intel Mac OS X 10.7 |
| 15 | 248 | 3.20 | 2 | 0.04 | X11 |
| 16 | 50 | 0.65 | 2 | 0.04 | +http://shoulu.jike.com/spider.html |
| 17 | 11 | 0.14 | 1 | 0.02 | +http://www.warebay.com/bot.html |
| 18 | 1 | 0.01 | 1 | 0.02 | +http://pmoz.info/doc/botinfo.htm |
| 19 | 1 | 0.01 | 1 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 20 | 3 | 0.04 | 1 | 0.02 | +info@netcraft.com |
