| Used Operating Systems |
| 1 | 8267 | 56.92 | 62 | 2.83 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3437 | 23.66 | 224 | 10.22 | http://www.opensiteexplorer.org/dotbot, ... |
| 3 | 1942 | 13.37 | 1483 | 67.66 | Windows NT |
| 4 | 435 | 2.99 | 215 | 9.81 | +http://www.google.com/bot.html |
| 5 | 240 | 1.65 | 121 | 5.52 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 6 | 92 | 0.63 | 39 | 1.78 | +http://yandex.com/bots |
| 7 | 44 | 0.30 | 1 | 0.05 | +http://www.bing.com/bingbot.htm |
| 8 | 19 | 0.13 | 17 | 0.78 | Windows 95 |
| 9 | 14 | 0.10 | 1 | 0.05 | +http://filterdb.iss.net/crawler/ |
| 10 | 6 | 0.04 | 3 | 0.14 | Windows XP |
| 11 | 6 | 0.04 | 6 | 0.27 | +http://warifort.moykrest.ru/ |
| 12 | 5 | 0.03 | 5 | 0.23 | Windows 3.1 |
| 13 | 5 | 0.03 | 5 | 0.23 | MSIE 5.5; Windows NT 5.0 |
| 14 | 4 | 0.03 | 4 | 0.18 | Windows 2000 |
| 15 | 3 | 0.02 | 3 | 0.14 | Windows CE |
| 16 | 2 | 0.01 | 1 | 0.05 | http://filterdb.iss.net/crawler/ |
| 17 | 2 | 0.01 | 1 | 0.05 | +http://duckduckgo.com |
| 18 | 1 | 0.01 | 0 | 0.00 | Windows 98 |
| 19 | 1 | 0.01 | 1 | 0.05 | MSIE 5.5; Windows NT 4.0 |
