| Used Operating Systems |
| 1 | 3804 | 37.81 | 2070 | 68.00 | +http://www.baidu.com/search/spider.html |
| 2 | 1384 | 13.75 | 111 | 3.65 | +http://yandex.com/bots |
| 3 | 1280 | 12.72 | 137 | 4.50 | Windows NT |
| 4 | 907 | 9.01 | 221 | 7.26 | +http://www.google.com/bot.html |
| 5 | 521 | 5.18 | 16 | 0.53 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 515 | 5.12 | 67 | 2.20 | ezooms.bot@gmail.com |
| 7 | 500 | 4.97 | 1 | 0.03 | +http://www.warebay.com/bot.html |
| 8 | 455 | 4.52 | 146 | 4.80 | +http://www.bing.com/bingbot.htm |
| 9 | 316 | 3.14 | 6 | 0.20 | http://crawler.sistrix.net/ |
| 10 | 240 | 2.39 | 240 | 7.88 | http://www.yodao.com/help/webmaster/spid... |
| 11 | 58 | 0.58 | 0 | 0.00 | +http://shoulu.jike.com/spider.html |
| 12 | 26 | 0.26 | 9 | 0.30 | +http://discoveryengine.com/discoverybot... |
| 13 | 14 | 0.14 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 14 | 14 | 0.14 | 2 | 0.07 | Intel Mac OS X 10.4 |
| 15 | 11 | 0.11 | 9 | 0.30 | Windows 98 |
| 16 | 6 | 0.06 | 1 | 0.03 | Series 60 |
| 17 | 6 | 0.06 | 4 | 0.13 | +info@netcraft.com |
| 18 | 2 | 0.02 | 1 | 0.03 | http://www.botje.com/plukkie.htm |
| 19 | 2 | 0.02 | 2 | 0.07 | +http://www.profound.net/sibot.html |
| 20 | 1 | 0.01 | 1 | 0.03 | Windows XP |
