| Used Operating Systems |
| 1 | 2251 | 25.89 | 446 | 19.45 | Windows NT |
| 2 | 2223 | 25.56 | 58 | 2.53 | +http://yandex.com/bots |
| 3 | 1891 | 21.75 | 285 | 12.43 | +http://www.bing.com/bingbot.htm |
| 4 | 1334 | 15.34 | 1272 | 55.47 | +http://www.baidu.com/search/spider.html |
| 5 | 518 | 5.96 | 91 | 3.97 | +http://www.google.com/bot.html |
| 6 | 127 | 1.46 | 9 | 0.39 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 7 | 77 | 0.89 | 60 | 2.62 | +http://www.easou.com/search/spider.html |
| 8 | 67 | 0.77 | 1 | 0.04 | +http://webmeup-crawler.com/ |
| 9 | 45 | 0.52 | 18 | 0.78 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 44 | 0.51 | 22 | 0.96 | help@moz.com |
| 11 | 32 | 0.37 | 1 | 0.04 | +http://endb-consolidated.aihit.com/ |
| 12 | 22 | 0.25 | 10 | 0.44 | +http://www.exabot.com/go/robot |
| 13 | 12 | 0.14 | 3 | 0.13 | +http://filterdb.iss.net/crawler/ |
| 14 | 9 | 0.10 | 3 | 0.13 | Windows CE |
| 15 | 7 | 0.08 | 3 | 0.13 | Windows 98 |
| 16 | 6 | 0.07 | 3 | 0.13 | http://crawler.sistrix.net/ |
| 17 | 4 | 0.05 | 0 | 0.00 | Macintosh PPC |
| 18 | 4 | 0.05 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 19 | 4 | 0.05 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 20 | 4 | 0.05 | 2 | 0.09 | +http://www.meanpath.com/meanpathbot.htm... |
| 21 | 3 | 0.03 | 0 | 0.00 | Win32 |
| 22 | 3 | 0.03 | 2 | 0.09 | Windows 95 |
| 23 | 2 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 24 | 2 | 0.02 | 1 | 0.04 | +http://www.netseer.com/crawler.html; cr... |
| 25 | 2 | 0.02 | 1 | 0.04 | +info@netcraft.com |
| 26 | 1 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 27 | 1 | 0.01 | 1 | 0.04 | Windows 3.1 |
| 28 | 1 | 0.01 | 1 | 0.04 | Linux i686 [unknown version] |
