| Used Operating Systems |
| 1 | 3214 | 23.83 | 5 | 0.17 | +http://OpenLinkProfiler.org/bot |
| 2 | 2943 | 21.82 | 1531 | 53.44 | Windows NT |
| 3 | 2552 | 18.92 | 24 | 0.84 | http://mj12bot.com/ |
| 4 | 1897 | 14.06 | 334 | 11.66 | +http://ahrefs.com/robot/ |
| 5 | 783 | 5.80 | 167 | 5.83 | +http://www.linkdex.com/bots/ |
| 6 | 478 | 3.54 | 99 | 3.46 | +http://yandex.com/bots |
| 7 | 413 | 3.06 | 173 | 6.04 | +http://www.google.com/bot.html |
| 8 | 330 | 2.45 | 141 | 4.92 | +http://www.bing.com/bingbot.htm |
| 9 | 152 | 1.13 | 14 | 0.49 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 118 | 0.87 | 22 | 0.77 | +http://www.semrush.com/bot.html |
| 11 | 102 | 0.76 | 70 | 2.44 | +http://www.baidu.com/search/spider.html |
| 12 | 101 | 0.75 | 45 | 1.57 | +http://napoveda.seznam.cz/en/seznambot-... |
| 13 | 64 | 0.47 | 58 | 2.02 | +http://www.uptime.com/uptimebot |
| 14 | 63 | 0.47 | 7 | 0.24 | +http://www.seokicks.de/robot.html |
| 15 | 52 | 0.39 | 44 | 1.54 | Windows 95 |
| 16 | 43 | 0.32 | 21 | 0.73 | Windows 98 |
| 17 | 18 | 0.13 | 8 | 0.28 | +http://www.exabot.com/go/robot |
| 18 | 16 | 0.12 | 14 | 0.49 | Windows ME |
| 19 | 12 | 0.09 | 12 | 0.42 | Windows CE |
| 20 | 12 | 0.09 | 12 | 0.42 | Auto; Windows |
| 21 | 12 | 0.09 | 0 | 0.00 | +http://www.pinterest.com/bot.html |
| 22 | 11 | 0.08 | 10 | 0.35 | MSIE 5.5; Windows NT 5.0 |
| 23 | 10 | 0.07 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 24 | 10 | 0.07 | 5 | 0.17 | +http://naver.me/bot |
| 25 | 9 | 0.07 | 9 | 0.31 | Windows 2000 |
| 26 | 9 | 0.07 | 4 | 0.14 | Windows XP |
| 27 | 9 | 0.07 | 9 | 0.31 | Windows 3.1 |
| 28 | 9 | 0.07 | 8 | 0.28 | ) - BrowseX (2.0.0 Windows |
| 29 | 8 | 0.06 | 1 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 30 | 6 | 0.04 | 1 | 0.03 | +info@netcraft.com |
| 31 | 5 | 0.04 | 4 | 0.14 | X11 |
| 32 | 4 | 0.03 | 2 | 0.07 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 33 | 4 | 0.03 | 0 | 0.00 | +https://www.mojeek.com/bot.html |
| 34 | 4 | 0.03 | 2 | 0.07 | +http://cliqz.com/company/cliqzbot |
| 35 | 4 | 0.03 | 4 | 0.14 | MSIE 5.5; Windows NT 4.0 |
| 36 | 2 | 0.01 | 2 | 0.07 | iPad 5.8 |
| 37 | 2 | 0.01 | 0 | 0.00 | Ark Linux 5.1 |
| 38 | 2 | 0.01 | 0 | 0.00 | Nokia 2.0 |
| 39 | 2 | 0.01 | 0 | 0.00 | Macintosh 2.1 |
| 40 | 2 | 0.01 | 2 | 0.07 | Unix 5.1 |
| 41 | 2 | 0.01 | 0 | 0.00 | +http://help.coccoc.com/searchengine |
| 42 | 1 | 0.01 | 1 | 0.03 | NetBSD [unknown version] |
