| Used Operating Systems |
| 1 | 13056 | 41.32 | 518 | 32.05 | +http://yandex.com/bots |
| 2 | 12711 | 40.23 | 139 | 8.60 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 4209 | 13.32 | 2 | 0.12 | +http://megaindex.com/crawler |
| 4 | 754 | 2.39 | 366 | 22.65 | Windows NT |
| 5 | 533 | 1.69 | 434 | 26.86 | +http://www.baidu.com/search/spider.html |
| 6 | 94 | 0.30 | 35 | 2.17 | +http://www.linkdex.com/bots/ |
| 7 | 92 | 0.29 | 38 | 2.35 | +http://www.google.com/bot.html |
| 8 | 53 | 0.17 | 19 | 1.18 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 30 | 0.09 | 5 | 0.31 | +http://www.bing.com/bingbot.htm |
| 10 | 18 | 0.06 | 18 | 1.11 | Windows 95 |
| 11 | 17 | 0.05 | 15 | 0.93 | Windows 98 |
| 12 | 5 | 0.02 | 5 | 0.31 | Auto; Windows |
| 13 | 4 | 0.01 | 4 | 0.25 | MSIE 5.5; Windows NT 5.0 |
| 14 | 4 | 0.01 | 4 | 0.25 | MSIE 5.5; Windows NT 4.0 |
| 15 | 4 | 0.01 | 2 | 0.12 | +http://duckduckgo.com |
| 16 | 2 | 0.01 | 2 | 0.12 | Windows 2000 |
| 17 | 2 | 0.01 | 2 | 0.12 | Windows ME |
| 18 | 2 | 0.01 | 2 | 0.12 | Windows 3.1 |
| 19 | 2 | 0.01 | 2 | 0.12 | ) - BrowseX (2.0.0 Windows |
| 20 | 2 | 0.01 | 1 | 0.06 | http://filterdb.iss.net/crawler/ |
| 21 | 1 | 0.00 | 1 | 0.06 | Windows CE |
| 22 | 1 | 0.00 | 1 | 0.06 | Windows XP |
| 23 | 1 | 0.00 | 1 | 0.06 | +info@netcraft.com |
