| Used Operating Systems |
| 1 | 15574 | 42.28 | 5281 | 63.17 | Windows NT |
| 2 | 12019 | 32.63 | 3 | 0.04 | Windows XP |
| 3 | 2328 | 6.32 | 1971 | 23.58 | +http://www.baidu.com/search/spider.html |
| 4 | 1619 | 4.40 | 347 | 4.15 | ezooms.bot@gmail.com |
| 5 | 1498 | 4.07 | 89 | 1.06 | +http://yandex.com/bots |
| 6 | 1016 | 2.76 | 2 | 0.02 | http://crawler.sistrix.net/ |
| 7 | 995 | 2.70 | 41 | 0.49 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 840 | 2.28 | 192 | 2.30 | +http://www.google.com/bot.html |
| 9 | 241 | 0.65 | 104 | 1.24 | +http://www.bing.com/bingbot.htm |
| 10 | 132 | 0.36 | 40 | 0.48 | +http://www.linkdex.com/about/bots/ |
| 11 | 129 | 0.35 | 88 | 1.05 | Windows 95 |
| 12 | 112 | 0.30 | 22 | 0.26 | Windows 98 |
| 13 | 70 | 0.19 | 23 | 0.28 | X11 |
| 14 | 30 | 0.08 | 12 | 0.14 | +http://www.exabot.com/go/robot |
| 15 | 26 | 0.07 | 23 | 0.28 | MSIE 5.5; Windows NT 5.0 |
| 16 | 24 | 0.07 | 9 | 0.11 | Android 2.3.5 |
| 17 | 23 | 0.06 | 19 | 0.23 | Windows 2000 |
| 18 | 21 | 0.06 | 1 | 0.01 | Macintosh |
| 19 | 19 | 0.05 | 17 | 0.20 | MSIE 5.5; Windows NT 4.0 |
| 20 | 17 | 0.05 | 17 | 0.20 | Windows CE |
| 21 | 17 | 0.05 | 14 | 0.17 | Windows 3.1 |
| 22 | 16 | 0.04 | 13 | 0.16 | Windows ME |
| 23 | 16 | 0.04 | 11 | 0.13 | ) - BrowseX (2.0.0 Windows |
| 24 | 14 | 0.04 | 10 | 0.12 | Auto; Windows |
| 25 | 11 | 0.03 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 26 | 11 | 0.03 | 2 | 0.02 | +http://siteexplorer.info/ |
| 27 | 4 | 0.01 | 2 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 28 | 4 | 0.01 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 29 | 2 | 0.01 | 1 | 0.01 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 30 | 2 | 0.01 | 0 | 0.00 | +http://help.soso.com/webspider.htm |
| 31 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 32 | 1 | 0.00 | 1 | 0.01 | Win32 |
| 33 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 34 | 1 | 0.00 | 1 | 0.01 | Trident 5.0; Windows NT 4.1;GB; Maxthon;... |
| 35 | 1 | 0.00 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 36 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
