| Used Operating Systems |
| 1 | 2864 | 43.34 | 2511 | 56.07 | +http://www.baidu.com/search/spider.html |
| 2 | 1336 | 20.22 | 926 | 20.68 | Windows NT |
| 3 | 1070 | 16.19 | 599 | 13.38 | +http://www.google.com/bot.html |
| 4 | 456 | 6.90 | 237 | 5.29 | +http://www.bing.com/bingbot.htm |
| 5 | 174 | 2.63 | 5 | 0.11 | +http://fulltext.sblog.cz/ |
| 6 | 160 | 2.42 | 30 | 0.67 | +http://yandex.com/bots |
| 7 | 113 | 1.71 | 56 | 1.25 | +http://ahrefs.com/robot/ |
| 8 | 60 | 0.91 | 15 | 0.33 | +http://www.profound.net/domainappender |
| 9 | 56 | 0.85 | 23 | 0.51 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 55 | 0.83 | 3 | 0.07 | +http://webmeup-crawler.com/ |
| 11 | 40 | 0.61 | 4 | 0.09 | +http://OpenLinkProfiler.org/bot |
| 12 | 33 | 0.50 | 3 | 0.07 | +http://advbot.net/bot.html |
| 13 | 32 | 0.48 | 12 | 0.27 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 25 | 0.38 | 1 | 0.02 | Linux i586 [unknown version] |
| 15 | 14 | 0.21 | 7 | 0.16 | +http://duckduckgo.com |
| 16 | 13 | 0.20 | 7 | 0.16 | +http://www.exabot.com/go/robot |
| 17 | 12 | 0.18 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 18 | 11 | 0.17 | 6 | 0.13 | +http://www.semrush.com/bot.html |
| 19 | 10 | 0.15 | 8 | 0.18 | X11 |
| 20 | 10 | 0.15 | 1 | 0.02 | +http://www.aihitdata.com/about |
| 21 | 8 | 0.12 | 1 | 0.02 | http://crawler.sistrix.net/ |
| 22 | 8 | 0.12 | 2 | 0.04 | +http://get4dl.net |
| 23 | 7 | 0.11 | 1 | 0.02 | Windows 98 |
| 24 | 5 | 0.08 | 2 | 0.04 | http://www.bing.com/bingbot.htm |
| 25 | 4 | 0.06 | 2 | 0.04 | support.orangebot@orange.com |
| 26 | 4 | 0.06 | 2 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 27 | 4 | 0.06 | 2 | 0.04 | http://www.opensiteexplorer.org/dotbot, ... |
| 28 | 4 | 0.06 | 4 | 0.09 | +http://pmoz.info/doc/botinfo.htm |
| 29 | 4 | 0.06 | 2 | 0.04 | +http://gimme60.com |
| 30 | 4 | 0.06 | 1 | 0.02 | +http://g5files.net |
| 31 | 4 | 0.06 | 2 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 32 | 2 | 0.03 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 33 | 2 | 0.03 | 1 | 0.02 | +info@netcraft.com |
| 34 | 2 | 0.03 | 0 | 0.00 | +http://www.xovibot.net/ |
| 35 | 1 | 0.02 | 1 | 0.02 | Linux i686 [unknown version] |
| 36 | 1 | 0.02 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
