| Used Operating Systems |
| 1 | 3278 | 30.35 | 1259 | 28.23 | Windows NT |
| 2 | 2411 | 22.32 | 154 | 3.45 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2362 | 21.87 | 2071 | 46.43 | +http://www.baidu.com/search/spider.html |
| 4 | 924 | 8.55 | 417 | 9.35 | +http://www.bing.com/bingbot.htm |
| 5 | 445 | 4.12 | 204 | 4.57 | +http://www.google.com/bot.html |
| 6 | 373 | 3.45 | 61 | 1.37 | +http://yandex.com/bots |
| 7 | 280 | 2.59 | 83 | 1.86 | +http://www.linkdex.com/bots/ |
| 8 | 142 | 1.31 | 55 | 1.23 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 117 | 1.08 | 3 | 0.07 | Android 4.1.1 |
| 10 | 61 | 0.56 | 30 | 0.67 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 46 | 0.43 | 30 | 0.67 | +http://ahrefs.com/robot/ |
| 12 | 39 | 0.36 | 3 | 0.07 | +http://OpenLinkProfiler.org/bot |
| 13 | 38 | 0.35 | 1 | 0.02 | AOL 9.7; AOLBuild 4343.1028; Windows NT ... |
| 14 | 33 | 0.31 | 16 | 0.36 | +http://www.exabot.com/go/robot |
| 15 | 28 | 0.26 | 12 | 0.27 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 28 | 0.26 | 11 | 0.25 | +http://fulltext.sblog.cz/ |
| 17 | 21 | 0.19 | 1 | 0.02 | BlackBerry |
| 18 | 21 | 0.19 | 1 | 0.02 | Android |
| 19 | 21 | 0.19 | 0 | 0.00 | +http://www.easou.com/search/spider.html |
| 20 | 18 | 0.17 | 1 | 0.02 | +http://www.linkpad.ru |
| 21 | 18 | 0.17 | 8 | 0.18 | +http://help.coccoc.com/ |
| 22 | 16 | 0.15 | 1 | 0.02 | http://www.lipperhey.com/ |
| 23 | 16 | 0.15 | 11 | 0.25 | +http://wmaid.com/explore/ |
| 24 | 12 | 0.11 | 1 | 0.02 | Linux [unknown version] |
| 25 | 6 | 0.06 | 6 | 0.13 | Linux i686 [unknown version] |
| 26 | 6 | 0.06 | 4 | 0.09 | +info@netcraft.com |
| 27 | 6 | 0.06 | 3 | 0.07 | +http://www.meanpath.com/meanpathbot.htm... |
| 28 | 5 | 0.05 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 29 | 4 | 0.04 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 30 | 4 | 0.04 | 2 | 0.04 | http://crawler.sistrix.net/ |
| 31 | 4 | 0.04 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 32 | 4 | 0.04 | 4 | 0.09 | Windows 98 |
| 33 | 3 | 0.03 | 1 | 0.02 | +http://getdownload.ws |
| 34 | 3 | 0.03 | 0 | 0.00 | Linux 2.4.x |
| 35 | 2 | 0.02 | 2 | 0.04 | +http://pmoz.info/doc/botinfo.htm |
| 36 | 2 | 0.02 | 1 | 0.02 | +http://siteexplorer.info/ |
| 37 | 1 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 38 | 1 | 0.01 | 1 | 0.02 | WinHttp.WinHttpRequest.5 |
| 39 | 1 | 0.01 | 1 | 0.02 | +http://www.loadtime.net/bot.html |
| 40 | 1 | 0.01 | 1 | 0.02 | Socialradarbot/2.0; en-US; bot@infegy.co... |
