| Used Operating Systems |
| 1 | 11843 | 65.62 | 379 | 11.35 | +http://yandex.com/bots |
| 2 | 2444 | 13.54 | 606 | 18.15 | Windows NT |
| 3 | 1715 | 9.50 | 1604 | 48.04 | +http://www.baidu.com/search/spider.html |
| 4 | 605 | 3.35 | 198 | 5.93 | +http://www.bing.com/bingbot.htm |
| 5 | 471 | 2.61 | 295 | 8.83 | +http://www.google.com/bot.html |
| 6 | 256 | 1.42 | 20 | 0.60 | +http://www.semrush.com/bot.html |
| 7 | 183 | 1.01 | 35 | 1.05 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 59 | 0.33 | 17 | 0.51 | Windows XP |
| 9 | 55 | 0.30 | 10 | 0.30 | +http://ahrefs.com/robot/ |
| 10 | 49 | 0.27 | 42 | 1.26 | +http://www.uptime.com/uptimebot |
| 11 | 48 | 0.27 | 14 | 0.42 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 43 | 0.24 | 18 | 0.54 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 36 | 0.20 | 17 | 0.51 | +http://duckduckgo.com |
| 14 | 33 | 0.18 | 11 | 0.33 | Windows 95 |
| 15 | 30 | 0.17 | 3 | 0.09 | http://mj12bot.com/ |
| 16 | 18 | 0.10 | 3 | 0.09 | +http://webmeup-crawler.com/ |
| 17 | 18 | 0.10 | 10 | 0.30 | Windows 98 |
| 18 | 16 | 0.09 | 6 | 0.18 | Windows CE |
| 19 | 16 | 0.09 | 8 | 0.24 | +http://www.exabot.com/go/robot |
| 20 | 16 | 0.09 | 4 | 0.12 | +http://www.profound.net/domainappender |
| 21 | 13 | 0.07 | 5 | 0.15 | Windows 2000 |
| 22 | 12 | 0.07 | 4 | 0.12 | Windows ME |
| 23 | 12 | 0.07 | 3 | 0.09 | MSIE 5.5; Windows NT 5.0 |
| 24 | 8 | 0.04 | 4 | 0.12 | +http://help.coccoc.com/searchengine |
| 25 | 8 | 0.04 | 1 | 0.03 | +http://napoveda.seznam.cz/en/seznambot-... |
| 26 | 6 | 0.03 | 4 | 0.12 | Windows 3.1 |
| 27 | 5 | 0.03 | 5 | 0.15 | +http://besome1.info/securityresearchbot... |
| 28 | 5 | 0.03 | 1 | 0.03 | +https://www.dataprovider.com/ |
| 29 | 4 | 0.02 | 1 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 30 | 4 | 0.02 | 2 | 0.06 | +info@netcraft.com |
| 31 | 3 | 0.02 | 1 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 32 | 3 | 0.02 | 1 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 33 | 2 | 0.01 | 0 | 0.00 | documents; +http://docs.google.com |
| 34 | 2 | 0.01 | 1 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 35 | 2 | 0.01 | 2 | 0.06 | Auto; Windows |
| 36 | 1 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 37 | 1 | 0.01 | 1 | 0.03 | http://nmap.org/book/nse.html |
| 38 | 1 | 0.01 | 1 | 0.03 | Linux i586 [unknown version] |
| 39 | 1 | 0.01 | 1 | 0.03 | X11 |
| 40 | 1 | 0.01 | 1 | 0.03 | Android 2.3.5 |
