| Used Operating Systems |
| 1 | 2054 | 25.27 | 352 | 8.64 | +http://www.bing.com/bingbot.htm |
| 2 | 1997 | 24.57 | 1841 | 45.17 | +http://www.baidu.com/search/spider.html |
| 3 | 1677 | 20.63 | 1150 | 28.21 | Windows NT |
| 4 | 684 | 8.41 | 351 | 8.61 | +http://www.google.com/bot.html |
| 5 | 669 | 8.23 | 52 | 1.28 | +http://yandex.com/bots |
| 6 | 178 | 2.19 | 6 | 0.15 | http://filterdb.iss.net/crawler/ |
| 7 | 148 | 1.82 | 74 | 1.82 | +http://ahrefs.com/robot/ |
| 8 | 111 | 1.37 | 97 | 2.38 | +http://www.easou.com/search/spider.html |
| 9 | 108 | 1.33 | 3 | 0.07 | http://crawler.007ac9.net/ |
| 10 | 102 | 1.25 | 12 | 0.29 | http://www.majestic12.co.uk/bot.php?+ |
| 11 | 87 | 1.07 | 28 | 0.69 | +http://www.meanpath.com/meanpathbot.htm... |
| 12 | 71 | 0.87 | 23 | 0.56 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 67 | 0.82 | 36 | 0.88 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 50 | 0.62 | 17 | 0.42 | +http://www.exabot.com/go/robot |
| 15 | 32 | 0.39 | 1 | 0.02 | +http://endb-consolidated.aihit.com/ |
| 16 | 22 | 0.27 | 1 | 0.02 | http://www.lipperhey.com/ |
| 17 | 12 | 0.15 | 1 | 0.02 | WinHttp.WinHttpRequest.5 |
| 18 | 8 | 0.10 | 2 | 0.05 | +http://mono.name |
| 19 | 8 | 0.10 | 2 | 0.05 | +http://getdownload.ws |
| 20 | 7 | 0.09 | 6 | 0.15 | +http://www.semrush.com/bot.html |
| 21 | 6 | 0.07 | 3 | 0.07 | http://crawler.sistrix.net/ |
| 22 | 6 | 0.07 | 2 | 0.05 | +http://plus5files.net |
| 23 | 4 | 0.05 | 4 | 0.10 | Linux i686 [unknown version] |
| 24 | 4 | 0.05 | 1 | 0.02 | +http://galaxydownloads.co |
| 25 | 3 | 0.04 | 3 | 0.07 | +http://fb02itsscan.fh-muenster.de |
| 26 | 3 | 0.04 | 2 | 0.05 | +http://gimme60.com |
| 27 | 3 | 0.04 | 1 | 0.02 | Intel Mac OS X 10.6 |
| 28 | 3 | 0.04 | 1 | 0.02 | +http://opendownload.pw |
| 29 | 2 | 0.02 | 2 | 0.05 | Linux 2.4.x |
| 30 | 2 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 31 | 1 | 0.01 | 1 | 0.02 | Windows 98 |
