| Used Operating Systems by Visits |
| 1 | 3997 | 40.42 | 3255 | 73.23 | +http://www.baidu.com/search/spider.html |
| 2 | 3873 | 39.17 | 568 | 12.78 | Windows NT |
| 3 | 942 | 9.53 | 465 | 10.46 | +http://www.google.com/bot.html |
| 4 | 211 | 2.13 | 85 | 1.91 | +http://yandex.com/bots |
| 5 | 104 | 1.05 | 34 | 0.76 | +http://www.bing.com/bingbot.htm |
| 6 | 157 | 1.59 | 7 | 0.16 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 19 | 0.19 | 7 | 0.16 | Windows 98 |
| 8 | 450 | 4.55 | 5 | 0.11 | http://crawler.sistrix.net/ |
| 9 | 6 | 0.06 | 5 | 0.11 | Windows 95 |
| 10 | 15 | 0.15 | 3 | 0.07 | Linux i686 [unknown version] |
| 11 | 2 | 0.02 | 2 | 0.04 | Windows 2000 |
| 12 | 4 | 0.04 | 2 | 0.04 | http://www.youdao.com/help/webmaster/spi... |
| 13 | 2 | 0.02 | 1 | 0.02 | +http://discoveryengine.com/discobot.htm... |
| 14 | 1 | 0.01 | 1 | 0.02 | Unknown |
| 15 | 2 | 0.02 | 1 | 0.02 | http://www.botje.com/plukkie.htm |
| 16 | 2 | 0.02 | 1 | 0.02 | Windows XP |
| 17 | 1 | 0.01 | 1 | 0.02 | Windows ME |
| 18 | 2 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 19 | 23 | 0.23 | 1 | 0.02 | http://www.dataprovider.com/ |
| 20 | 36 | 0.36 | 0 | 0.00 | +http://www-935.ibm.com/services/us/inde... |
| 21 | 36 | 0.36 | 0 | 0.00 | +http://filterdb.iss.net/crawler/ |
| 22 | 2 | 0.02 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 23 | 1 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
