| Used Operating Systems |
| 1 | 22350 | 41.43 | 328 | 2.63 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 9877 | 18.31 | 5338 | 42.83 | +http://www.baidu.com/search/spider.html |
| 3 | 7610 | 14.11 | 1133 | 9.09 | Windows NT |
| 4 | 6094 | 11.30 | 4268 | 34.25 | +http://ahrefs.com/robot/ |
| 5 | 3683 | 6.83 | 62 | 0.50 | +http://www.semrush.com/bot.html |
| 6 | 1311 | 2.43 | 335 | 2.69 | +http://www.bing.com/bingbot.htm |
| 7 | 764 | 1.42 | 246 | 1.97 | +http://www.google.com/bot.html |
| 8 | 540 | 1.00 | 204 | 1.64 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 393 | 0.73 | 96 | 0.77 | +http://www.linkdex.com/bots/ |
| 10 | 391 | 0.72 | 86 | 0.69 | +http://yandex.com/bots |
| 11 | 143 | 0.27 | 73 | 0.59 | Windows 95 |
| 12 | 93 | 0.17 | 30 | 0.24 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 80 | 0.15 | 22 | 0.18 | Windows XP |
| 14 | 68 | 0.13 | 4 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 15 | 58 | 0.11 | 23 | 0.18 | Windows 98 |
| 16 | 52 | 0.10 | 15 | 0.12 | +http://napoveda.seznam.cz/en/seznambot-... |
| 17 | 48 | 0.09 | 15 | 0.12 | Windows ME |
| 18 | 40 | 0.07 | 18 | 0.14 | Windows CE |
| 19 | 39 | 0.07 | 15 | 0.12 | +http://www.exabot.com/go/robot |
| 20 | 37 | 0.07 | 3 | 0.02 | +http://www.seokicks.de/robot.html |
| 21 | 36 | 0.07 | 32 | 0.26 | +http://www.uptime.com/uptimebot |
| 22 | 32 | 0.06 | 2 | 0.02 | +http://megaindex.com/crawler |
| 23 | 32 | 0.06 | 2 | 0.02 | +https://www.dataprovider.com/ |
| 24 | 31 | 0.06 | 30 | 0.24 | +http://www.xovibot.net/ |
| 25 | 23 | 0.04 | 17 | 0.14 | Windows 2000 |
| 26 | 22 | 0.04 | 12 | 0.10 | MSIE 5.5; Windows NT 4.0 |
| 27 | 17 | 0.03 | 1 | 0.01 | http://crawler.007ac9.net/ |
| 28 | 15 | 0.03 | 13 | 0.10 | Auto; Windows |
| 29 | 12 | 0.02 | 10 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 30 | 12 | 0.02 | 3 | 0.02 | Intel Mac OS X 10_7_4 |
| 31 | 10 | 0.02 | 5 | 0.04 | +http://duckduckgo.com |
| 32 | 9 | 0.02 | 9 | 0.07 | Windows 3.1 |
| 33 | 9 | 0.02 | 3 | 0.02 | +http://siteexplorer.info/ |
| 34 | 4 | 0.01 | 4 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 35 | 3 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 36 | 2 | 0.00 | 1 | 0.01 | +http://sur.ly/bot.html |
| 37 | 2 | 0.00 | 0 | 0.00 | http://drive.google.com |
| 38 | 2 | 0.00 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 39 | 2 | 0.00 | 0 | 0.00 | Android 2.3.5 |
| 40 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 41 | 2 | 0.00 | 1 | 0.01 | X11 |
| 42 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 43 | 1 | 0.00 | 0 | 0.00 | AOL 9.7; AOLBuild 4346.2019; Windows NT ... |
