| Used Operating Systems |
| 1 | 4035 | 36.01 | 129 | 3.65 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 2485 | 22.18 | 1383 | 39.16 | Windows NT |
| 3 | 1172 | 10.46 | 574 | 16.25 | +http://www.easou.com/search/spider.html |
| 4 | 1161 | 10.36 | 923 | 26.13 | +http://www.baidu.com/search/spider.html |
| 5 | 827 | 7.38 | 107 | 3.03 | +http://www.google.com/bot.html |
| 6 | 572 | 5.11 | 88 | 2.49 | +http://yandex.com/bots |
| 7 | 507 | 4.53 | 239 | 6.77 | +http://www.bing.com/bingbot.htm |
| 8 | 227 | 2.03 | 5 | 0.14 | Windows 98 |
| 9 | 90 | 0.80 | 33 | 0.93 | +http://www.linkdex.com/about/bots/ |
| 10 | 31 | 0.28 | 14 | 0.40 | help@moz.com |
| 11 | 18 | 0.16 | 9 | 0.25 | +http://www.exabot.com/go/robot |
| 12 | 9 | 0.08 | 0 | 0.00 | Macintosh PPC |
| 13 | 9 | 0.08 | 6 | 0.17 | Android 2.3.5 |
| 14 | 8 | 0.07 | 4 | 0.11 | X11 |
| 15 | 7 | 0.06 | 0 | 0.00 | Linux 2.4.x |
| 16 | 6 | 0.05 | 3 | 0.08 | http://crawler.sistrix.net/ |
| 17 | 6 | 0.05 | 1 | 0.03 | Linux [unknown version] |
| 18 | 4 | 0.04 | 2 | 0.06 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 19 | 4 | 0.04 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 20 | 4 | 0.04 | 2 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 21 | 4 | 0.04 | 3 | 0.08 | Windows 95 |
| 22 | 3 | 0.03 | 0 | 0.00 | Win32 |
| 23 | 3 | 0.03 | 1 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 24 | 3 | 0.03 | 1 | 0.03 | +http://www.profound.net/urlappendbot.ht... |
| 25 | 3 | 0.03 | 2 | 0.06 | +info@netcraft.com |
| 26 | 2 | 0.02 | 2 | 0.06 | Windows 2000 |
| 27 | 2 | 0.02 | 1 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 28 | 1 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 29 | 1 | 0.01 | 0 | 0.00 | Windows XP |
