| Used Operating Systems |
| 1 | 2082 | 57.67 | 1387 | 70.48 | Windows NT |
| 2 | 458 | 12.69 | 197 | 10.01 | +http://www.bing.com/bingbot.htm |
| 3 | 290 | 8.03 | 42 | 2.13 | Windows 98 |
| 4 | 227 | 6.29 | 102 | 5.18 | +http://www.google.com/bot.html |
| 5 | 205 | 5.68 | 128 | 6.50 | +http://www.baidu.com/search/spider.html |
| 6 | 72 | 1.99 | 26 | 1.32 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 64 | 1.77 | 19 | 0.97 | +http://yandex.com/bots |
| 8 | 47 | 1.30 | 13 | 0.66 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 32 | 0.89 | 16 | 0.81 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 32 | 0.89 | 4 | 0.20 | +http://www.profound.net/urlappendbot.ht... |
| 11 | 30 | 0.83 | 9 | 0.46 | +http://ahrefs.com/robot/ |
| 12 | 20 | 0.55 | 0 | 0.00 | Linux [unknown version] |
| 13 | 18 | 0.50 | 9 | 0.46 | +http://www.exabot.com/go/robot |
| 14 | 10 | 0.28 | 2 | 0.10 | +http://freedlf.com/ |
| 15 | 9 | 0.25 | 9 | 0.46 | +http://wmaid.com/explore/ |
| 16 | 3 | 0.08 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 17 | 3 | 0.08 | 1 | 0.05 | +info@netcraft.com |
| 18 | 2 | 0.06 | 1 | 0.05 | http://help.yahoo.com/help/us/ysearch/sl... |
| 19 | 2 | 0.06 | 2 | 0.10 | Linux i686 [unknown version] |
| 20 | 1 | 0.03 | 0 | 0.00 | Win32 |
| 21 | 1 | 0.03 | 0 | 0.00 | Macintosh PPC |
| 22 | 1 | 0.03 | 0 | 0.00 | Linux 2.4.x |
| 23 | 1 | 0.03 | 1 | 0.05 | +http://136.186.231.16 |
