| Used Operating Systems |
| 1 | 3526 | 44.72 | 2869 | 55.35 | +http://www.baidu.com/search/spider.html |
| 2 | 2050 | 26.00 | 1164 | 22.46 | Windows NT |
| 3 | 845 | 10.72 | 559 | 10.79 | +http://www.google.com/bot.html |
| 4 | 326 | 4.13 | 155 | 2.99 | +http://yandex.com/bots |
| 5 | 210 | 2.66 | 74 | 1.43 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 131 | 1.66 | 76 | 1.47 | Windows 95 |
| 7 | 130 | 1.65 | 44 | 0.85 | +http://www.bing.com/bingbot.htm |
| 8 | 91 | 1.15 | 6 | 0.12 | +http://fulltext.sblog.cz/ |
| 9 | 59 | 0.75 | 1 | 0.02 | Android |
| 10 | 56 | 0.71 | 27 | 0.52 | +http://help.coccoc.com/ |
| 11 | 43 | 0.55 | 22 | 0.42 | +http://www.semrush.com/bot.html |
| 12 | 41 | 0.52 | 24 | 0.46 | +http://www.exabot.com/go/robot |
| 13 | 35 | 0.44 | 20 | 0.39 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 31 | 0.39 | 1 | 0.02 | J2ME/MIDP |
| 15 | 31 | 0.39 | 22 | 0.42 | +http://www.linkdex.com/bots/ |
| 16 | 21 | 0.27 | 7 | 0.14 | Windows 98 |
| 17 | 18 | 0.23 | 2 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 18 | 18 | 0.23 | 11 | 0.21 | Windows 3.1 |
| 19 | 16 | 0.20 | 8 | 0.15 | http://www.opensiteexplorer.org/dotbot, ... |
| 20 | 14 | 0.18 | 1 | 0.02 | +http://fulltext.sblog.cz/screenshot/ |
| 21 | 13 | 0.16 | 1 | 0.02 | Linux [unknown version] |
| 22 | 13 | 0.16 | 12 | 0.23 | +http://www.xovibot.net/ |
| 23 | 12 | 0.15 | 6 | 0.12 | Windows CE |
| 24 | 12 | 0.15 | 10 | 0.19 | +http://ahrefs.com/robot/ |
| 25 | 11 | 0.14 | 7 | 0.14 | Windows 2000 |
| 26 | 10 | 0.13 | 1 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 27 | 10 | 0.13 | 0 | 0.00 | Windows 9. |
| 28 | 10 | 0.13 | 1 | 0.02 | +https://www.aihitdata.com/about |
| 29 | 10 | 0.13 | 5 | 0.10 | +http://www.meanpath.com/meanpathbot.htm... |
| 30 | 9 | 0.11 | 3 | 0.06 | +http://www.findxbot.com |
| 31 | 8 | 0.10 | 1 | 0.02 | crawler@mixrank.com |
| 32 | 8 | 0.10 | 4 | 0.08 | +http://gimmeusa-update.com/crawler |
| 33 | 8 | 0.10 | 6 | 0.12 | MSIE 5.5; Windows NT 5.0 |
| 34 | 8 | 0.10 | 6 | 0.12 | MSIE 5.5; Windows NT 4.0 |
| 35 | 7 | 0.09 | 1 | 0.02 | Windows XP |
| 36 | 7 | 0.09 | 6 | 0.12 | Windows ME |
| 37 | 6 | 0.08 | 6 | 0.12 | +http://domainsigma.com/robot |
| 38 | 6 | 0.08 | 3 | 0.06 | +http://duckduckgo.com |
| 39 | 4 | 0.05 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 40 | 4 | 0.05 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 41 | 3 | 0.04 | 1 | 0.02 | +http://prlog.ru/ |
| 42 | 2 | 0.03 | 1 | 0.02 | http://linkfluence.net/; bot@linkfluence... |
| 43 | 2 | 0.03 | 1 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 44 | 2 | 0.03 | 1 | 0.02 | +info@netcraft.com |
| 45 | 2 | 0.03 | 2 | 0.04 | Linux i686 [unknown version] |
| 46 | 1 | 0.01 | 1 | 0.02 | +http://www.seograph.net/bot.html |
| 47 | 1 | 0.01 | 1 | 0.02 | checkLink/1.1; +http://www.aol-soft.com/ |
| 48 | 1 | 0.01 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 49 | 1 | 0.01 | 1 | 0.02 | Linux i586 [unknown version] |
| 50 | 1 | 0.01 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
