| Used Operating Systems |
| 1 | 18834 | 57.76 | 5203 | 58.52 | Windows NT |
| 2 | 2364 | 7.25 | 312 | 3.51 | +http://www.semrush.com/bot.html |
| 3 | 1732 | 5.31 | 89 | 1.00 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 1506 | 4.62 | 242 | 2.72 | +http://yandex.com/bots |
| 5 | 1505 | 4.62 | 661 | 7.43 | +http://www.google.com/bot.html |
| 6 | 1348 | 4.13 | 2 | 0.02 | +https://www.megaindex.ru/?tab=linkAnaly... |
| 7 | 1290 | 3.96 | 837 | 9.41 | +http://www.baidu.com/search/spider.html |
| 8 | 1108 | 3.40 | 482 | 5.42 | +http://ahrefs.com/robot/ |
| 9 | 839 | 2.57 | 2 | 0.02 | +http://webmeup-crawler.com/ |
| 10 | 569 | 1.74 | 199 | 2.24 | +http://www.bing.com/bingbot.htm |
| 11 | 228 | 0.70 | 206 | 2.32 | Windows 95 |
| 12 | 196 | 0.60 | 103 | 1.16 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 161 | 0.49 | 44 | 0.49 | Windows 98 |
| 14 | 158 | 0.48 | 49 | 0.55 | +http://www.linkdex.com/bots/ |
| 15 | 84 | 0.26 | 43 | 0.48 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 83 | 0.25 | 36 | 0.40 | http://www.opensiteexplorer.org/dotbot, ... |
| 17 | 75 | 0.23 | 53 | 0.60 | +http://www.xovibot.net/ |
| 18 | 47 | 0.14 | 44 | 0.49 | MSIE 5.5; Windows NT 5.0 |
| 19 | 43 | 0.13 | 4 | 0.04 | Windows XP |
| 20 | 39 | 0.12 | 36 | 0.40 | Windows CE |
| 21 | 38 | 0.12 | 3 | 0.03 | +http://www.linkpad.ru |
| 22 | 37 | 0.11 | 35 | 0.39 | Windows 3.1 |
| 23 | 35 | 0.11 | 8 | 0.09 | +http://fulltext.sblog.cz/ |
| 24 | 34 | 0.10 | 32 | 0.36 | Windows ME |
| 25 | 34 | 0.10 | 33 | 0.37 | MSIE 5.5; Windows NT 4.0 |
| 26 | 33 | 0.10 | 33 | 0.37 | ) - BrowseX (2.0.0 Windows |
| 27 | 31 | 0.10 | 29 | 0.33 | Windows 2000 |
| 28 | 28 | 0.09 | 4 | 0.04 | http://www.searchmetrics.com/en/searchme... |
| 29 | 26 | 0.08 | 25 | 0.28 | Auto; Windows |
| 30 | 18 | 0.06 | 8 | 0.09 | X11 |
| 31 | 16 | 0.05 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 32 | 10 | 0.03 | 5 | 0.06 | +http://www.meanpath.com/meanpathbot.htm... |
| 33 | 9 | 0.03 | 3 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 34 | 5 | 0.02 | 4 | 0.04 | Android |
| 35 | 5 | 0.02 | 4 | 0.04 | http://www.bing.com/bingbot.htm |
| 36 | 5 | 0.02 | 0 | 0.00 | Linux [unknown version] |
| 37 | 4 | 0.01 | 2 | 0.02 | +http://www.proximic.com/info/spider.php |
| 38 | 4 | 0.01 | 1 | 0.01 | +http://papijump.org |
| 39 | 4 | 0.01 | 1 | 0.01 | +http://g5files.net |
| 40 | 4 | 0.01 | 2 | 0.02 | +http://www.exabot.com/go/robot |
| 41 | 4 | 0.01 | 2 | 0.02 | +http://duckduckgo.com |
| 42 | 3 | 0.01 | 2 | 0.02 | +info@netcraft.com |
| 43 | 2 | 0.01 | 2 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 44 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 45 | 2 | 0.01 | 2 | 0.02 | Linux i686 [unknown version] |
| 46 | 2 | 0.01 | 1 | 0.01 | Android 2.3.5 |
| 47 | 2 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 48 | 2 | 0.01 | 1 | 0.01 | +http://advbot.org/bot.html |
| 49 | 1 | 0.00 | 0 | 0.00 | http://drive.google.com |
| 50 | 1 | 0.00 | 1 | 0.01 | PPC Mac OS X Mach-O |
