| Used Operating Systems |
| 1 | 14904 | 54.48 | 3690 | 53.06 | Windows NT |
| 2 | 7238 | 26.46 | 115 | 1.65 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2359 | 8.62 | 2030 | 29.19 | +http://www.baidu.com/search/spider.html |
| 4 | 730 | 2.67 | 555 | 7.98 | +http://ahrefs.com/robot/ |
| 5 | 536 | 1.96 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 6 | 372 | 1.36 | 107 | 1.54 | +http://yandex.com/bots |
| 7 | 210 | 0.77 | 81 | 1.16 | +http://www.linkdex.com/bots/ |
| 8 | 187 | 0.68 | 93 | 1.34 | +http://www.google.com/bot.html |
| 9 | 162 | 0.59 | 35 | 0.50 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 146 | 0.53 | 52 | 0.75 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 136 | 0.50 | 87 | 1.25 | +http://www.bing.com/bingbot.htm |
| 12 | 89 | 0.33 | 7 | 0.10 | X11 |
| 13 | 74 | 0.27 | 27 | 0.39 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 64 | 0.23 | 30 | 0.43 | +http://www.exabot.com/go/robot |
| 15 | 41 | 0.15 | 6 | 0.09 | Android 2.3.5 |
| 16 | 26 | 0.10 | 1 | 0.01 | +http://www.seokicks.de/robot.html |
| 17 | 12 | 0.04 | 1 | 0.01 | Windows 98 |
| 18 | 10 | 0.04 | 10 | 0.14 | Windows 95 |
| 19 | 8 | 0.03 | 1 | 0.01 | crawler@mixrank.com |
| 20 | 6 | 0.02 | 2 | 0.03 | +http://overx50.com |
| 21 | 5 | 0.02 | 4 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 22 | 4 | 0.01 | 1 | 0.01 | +http://medialine-it.com |
| 23 | 4 | 0.01 | 1 | 0.01 | +http://isdownload.biz |
| 24 | 4 | 0.01 | 1 | 0.01 | +http://r4downloads.co |
| 25 | 4 | 0.01 | 1 | 0.01 | +http://get4dl.net |
| 26 | 3 | 0.01 | 3 | 0.04 | Windows CE |
| 27 | 3 | 0.01 | 1 | 0.01 | +http://getdownload.ws |
| 28 | 3 | 0.01 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 29 | 2 | 0.01 | 2 | 0.03 | +http://fb02itsscan.fh-muenster.de |
| 30 | 2 | 0.01 | 1 | 0.01 | http://crawler.sistrix.net/ |
| 31 | 2 | 0.01 | 0 | 0.00 | Windows XP |
| 32 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 33 | 2 | 0.01 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 34 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 35 | 1 | 0.00 | 1 | 0.01 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 36 | 1 | 0.00 | 1 | 0.01 | Unknown |
| 37 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 38 | 1 | 0.00 | 1 | 0.01 | Windows 3.1 |
| 39 | 1 | 0.00 | 1 | 0.01 | Windows ME |
