| Used Operating Systems |
| 1 | 6971 | 62.40 | 1228 | 38.33 | Windows NT |
| 2 | 1210 | 10.83 | 1002 | 31.27 | +http://www.baidu.com/search/spider.html |
| 3 | 798 | 7.14 | 260 | 8.11 | +http://www.bing.com/bingbot.htm |
| 4 | 660 | 5.91 | 74 | 2.31 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 597 | 5.34 | 340 | 10.61 | +http://www.google.com/bot.html |
| 6 | 110 | 0.98 | 54 | 1.69 | +http://yandex.com/bots |
| 7 | 105 | 0.94 | 25 | 0.78 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 66 | 0.59 | 29 | 0.91 | +http://www.exabot.com/go/robot |
| 9 | 58 | 0.52 | 4 | 0.12 | +http://fulltext.sblog.cz/ |
| 10 | 46 | 0.41 | 2 | 0.06 | Linux i686 [unknown version] |
| 11 | 42 | 0.38 | 24 | 0.75 | +http://ahrefs.com/robot/ |
| 12 | 39 | 0.35 | 5 | 0.16 | +http://OpenLinkProfiler.org/bot |
| 13 | 36 | 0.32 | 25 | 0.78 | Windows 95 |
| 14 | 33 | 0.30 | 14 | 0.44 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 30 | 0.27 | 2 | 0.06 | http://www.searchmetrics.com/en/searchme... |
| 16 | 30 | 0.27 | 1 | 0.03 | +https://www.aihitdata.com/about |
| 17 | 30 | 0.27 | 12 | 0.37 | +http://www.semrush.com/bot.html |
| 18 | 29 | 0.26 | 12 | 0.37 | Windows CE |
| 19 | 29 | 0.26 | 2 | 0.06 | X11 |
| 20 | 27 | 0.24 | 9 | 0.28 | +http://help.coccoc.com/ |
| 21 | 27 | 0.24 | 9 | 0.28 | Windows 98 |
| 22 | 23 | 0.21 | 1 | 0.03 | +; |
| 23 | 22 | 0.20 | 7 | 0.22 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 24 | 21 | 0.19 | 8 | 0.25 | +http://www.linkdex.com/bots/ |
| 25 | 20 | 0.18 | 8 | 0.25 | MSIE 5.5; Windows NT 5.0 |
| 26 | 16 | 0.14 | 8 | 0.25 | Windows ME |
| 27 | 16 | 0.14 | 8 | 0.25 | +http://www.meanpath.com/meanpathbot.htm... |
| 28 | 13 | 0.12 | 1 | 0.03 | +https://www.lipperhey.com/en/about/ |
| 29 | 12 | 0.11 | 8 | 0.25 | ) - BrowseX (2.0.0 Windows |
| 30 | 10 | 0.09 | 4 | 0.12 | MSIE 5.5; Windows NT 4.0 |
| 31 | 7 | 0.06 | 1 | 0.03 | Windows XP |
| 32 | 7 | 0.06 | 0 | 0.00 | Android 2.3.5 |
| 33 | 5 | 0.04 | 3 | 0.09 | Auto; Windows |
| 34 | 5 | 0.04 | 0 | 0.00 | Linux [unknown version] |
| 35 | 5 | 0.04 | 5 | 0.16 | Windows 3.1 |
| 36 | 4 | 0.04 | 3 | 0.09 | Windows 2000 |
| 37 | 4 | 0.04 | 2 | 0.06 | +http://duckduckgo.com |
| 38 | 3 | 0.03 | 2 | 0.06 | +info@netcraft.com |
| 39 | 3 | 0.03 | 2 | 0.06 | +http://www.grapeshot.co.uk/crawler.php |
| 40 | 2 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
