| Used Operating Systems |
| 1 | 12782 | 83.59 | 114 | 10.59 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 999 | 6.53 | 565 | 52.51 | Windows NT |
| 3 | 476 | 3.11 | 200 | 18.59 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 4 | 402 | 2.63 | 2 | 0.19 | +http://megaindex.com/crawler |
| 5 | 235 | 1.54 | 83 | 7.71 | +http://yandex.com/bots |
| 6 | 160 | 1.05 | 40 | 3.72 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 128 | 0.84 | 38 | 3.53 | +http://www.google.com/bot.html |
| 8 | 65 | 0.43 | 5 | 0.46 | +http://www.bing.com/bingbot.htm |
| 9 | 18 | 0.12 | 9 | 0.84 | +http://duckduckgo.com |
| 10 | 10 | 0.07 | 8 | 0.74 | Windows 95 |
| 11 | 5 | 0.03 | 3 | 0.28 | Windows XP |
| 12 | 3 | 0.02 | 3 | 0.28 | Windows ME |
| 13 | 2 | 0.01 | 1 | 0.09 | Android 2.3.5 |
| 14 | 2 | 0.01 | 2 | 0.19 | MSIE 5.5; Windows NT 5.0 |
| 15 | 2 | 0.01 | 1 | 0.09 | X11 |
| 16 | 1 | 0.01 | 0 | 0.00 | Windows 98 |
| 17 | 1 | 0.01 | 1 | 0.09 | http://filterdb.iss.net/crawler/ |
| 18 | 1 | 0.01 | 1 | 0.09 | +info@netcraft.com |
