| Used Operating Systems by Visits |
| 1 | 3810 | 12.55 | 950 | 48.30 | Windows NT |
| 2 | 17659 | 58.19 | 201 | 10.22 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 664 | 2.19 | 188 | 9.56 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 4 | 186 | 0.61 | 158 | 8.03 | +http://www.baidu.com/search/spider.html |
| 5 | 607 | 2.00 | 110 | 5.59 | +http://yandex.com/bots |
| 6 | 289 | 0.95 | 100 | 5.08 | +http://www.google.com/bot.html |
| 7 | 98 | 0.32 | 81 | 4.12 | Windows 95 |
| 8 | 119 | 0.39 | 41 | 2.08 | +http://www.linkdex.com/bots/ |
| 9 | 77 | 0.25 | 25 | 1.27 | Windows 98 |
| 10 | 24 | 0.08 | 19 | 0.97 | Windows CE |
| 11 | 22 | 0.07 | 17 | 0.86 | ) - BrowseX (2.0.0 Windows |
| 12 | 18 | 0.06 | 16 | 0.81 | MSIE 5.5; Windows NT 4.0 |
| 13 | 12 | 0.04 | 10 | 0.51 | Auto; Windows |
| 14 | 31 | 0.10 | 10 | 0.51 | Windows XP |
| 15 | 9 | 0.03 | 8 | 0.41 | Windows 2000 |
| 16 | 9 | 0.03 | 8 | 0.41 | Windows 3.1 |
| 17 | 7 | 0.02 | 7 | 0.36 | MSIE 5.5; Windows NT 5.0 |
| 18 | 5 | 0.02 | 5 | 0.25 | Windows ME |
| 19 | 37 | 0.12 | 4 | 0.20 | +http://www.bing.com/bingbot.htm |
| 20 | 6 | 0.02 | 3 | 0.15 | http://filterdb.iss.net/crawler/ |
| 21 | 34 | 0.11 | 2 | 0.10 | +http://filterdb.iss.net/crawler/ |
| 22 | 6623 | 21.82 | 2 | 0.10 | +http://megaindex.com/crawler |
| 23 | 2 | 0.01 | 2 | 0.10 | +info@netcraft.com |
| 24 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
