| Used Operating Systems |
| 1 | 37286 | 64.09 | 220 | 2.63 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 4508 | 7.75 | 3156 | 37.73 | Windows NT |
| 3 | 2824 | 4.85 | 2124 | 25.39 | +http://www.baidu.com/search/spider.html |
| 4 | 2763 | 4.75 | 19 | 0.23 | +http://OpenLinkProfiler.org/bot |
| 5 | 2224 | 3.82 | 1214 | 14.51 | +http://www.easou.com/search/spider.html |
| 6 | 2040 | 3.51 | 2 | 0.02 | +http://webmeup-crawler.com/ |
| 7 | 1323 | 2.27 | 96 | 1.15 | Windows 98 |
| 8 | 1227 | 2.11 | 211 | 2.52 | +http://yandex.com/bots |
| 9 | 1150 | 1.98 | 404 | 4.83 | +http://ahrefs.com/robot/ |
| 10 | 1024 | 1.76 | 467 | 5.58 | +http://www.google.com/bot.html |
| 11 | 513 | 0.88 | 4 | 0.05 | +http://www.warebay.com/bot.html |
| 12 | 379 | 0.65 | 76 | 0.91 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 370 | 0.64 | 172 | 2.06 | +http://www.bing.com/bingbot.htm |
| 14 | 217 | 0.37 | 48 | 0.57 | +http://www.linkdex.com/bots/ |
| 15 | 76 | 0.13 | 17 | 0.20 | +http://www.exabot.com/go/robot |
| 16 | 62 | 0.11 | 42 | 0.50 | Windows 95 |
| 17 | 31 | 0.05 | 1 | 0.01 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 18 | 19 | 0.03 | 14 | 0.17 | MSIE 5.5; Windows NT 5.0 |
| 19 | 16 | 0.03 | 3 | 0.04 | Windows XP |
| 20 | 12 | 0.02 | 1 | 0.01 | +http://www.linkpad.ru |
| 21 | 12 | 0.02 | 11 | 0.13 | Windows 3.1 |
| 22 | 11 | 0.02 | 8 | 0.10 | X11 |
| 23 | 10 | 0.02 | 10 | 0.12 | Windows CE |
| 24 | 10 | 0.02 | 5 | 0.06 | +http://wmaid.com/explore/ |
| 25 | 10 | 0.02 | 7 | 0.08 | MSIE 5.5; Windows NT 4.0 |
| 26 | 9 | 0.02 | 9 | 0.11 | Windows 2000 |
| 27 | 8 | 0.01 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 28 | 7 | 0.01 | 5 | 0.06 | Windows ME |
| 29 | 5 | 0.01 | 2 | 0.02 | Linux i686 [unknown version] |
| 30 | 5 | 0.01 | 4 | 0.05 | +info@netcraft.com |
| 31 | 4 | 0.01 | 3 | 0.04 | Android 2.3.5 |
| 32 | 4 | 0.01 | 2 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 33 | 3 | 0.01 | 3 | 0.04 | Android |
| 34 | 3 | 0.01 | 1 | 0.01 | +http://inload.in |
| 35 | 2 | 0.00 | 2 | 0.02 | Auto; Windows |
| 36 | 2 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 37 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 38 | 1 | 0.00 | 0 | 0.00 | Linux [unknown version] |
| 39 | 1 | 0.00 | 0 | 0.00 | Linux i586 [unknown version] |
| 40 | 1 | 0.00 | 0 | 0.00 | Haiku BePC |
| 41 | 1 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 42 | 1 | 0.00 | 0 | 0.00 | i686 Linux; 20021119 |
| 43 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
