| Used Operating Systems |
| 1 | 10128 | 51.82 | 2192 | 31.95 | Windows NT |
| 2 | 2613 | 13.37 | 2406 | 35.07 | +http://www.baidu.com/search/spider.html |
| 3 | 2367 | 12.11 | 739 | 10.77 | +http://www.bing.com/bingbot.htm |
| 4 | 982 | 5.02 | 222 | 3.24 | ezooms.bot@gmail.com |
| 5 | 930 | 4.76 | 321 | 4.68 | +http://www.google.com/bot.html |
| 6 | 680 | 3.48 | 130 | 1.90 | +http://yandex.com/bots |
| 7 | 610 | 3.12 | 312 | 4.55 | +http://ahrefs.com/robot/ |
| 8 | 331 | 1.69 | 329 | 4.80 | http://www.yodao.com/help/webmaster/spid... |
| 9 | 160 | 0.82 | 20 | 0.29 | http://crawler.sistrix.net/ |
| 10 | 123 | 0.63 | 1 | 0.01 | +http://www.warebay.com/bot.html |
| 11 | 75 | 0.38 | 36 | 0.52 | Windows 98 |
| 12 | 72 | 0.37 | 21 | 0.31 | +http://shoulu.jike.com/spider.html |
| 13 | 68 | 0.35 | 16 | 0.23 | http://www.majestic12.co.uk/bot.php?+ |
| 14 | 64 | 0.33 | 24 | 0.35 | Windows 95 |
| 15 | 61 | 0.31 | 16 | 0.23 | +http://www.exabot.com/go/robot |
| 16 | 29 | 0.15 | 4 | 0.06 | +http://go.mail.ru/help/robots |
| 17 | 27 | 0.14 | 3 | 0.04 | +http://www.compspy.com/spider.html |
| 18 | 26 | 0.13 | 2 | 0.03 | Intel Mac OS X 10.6 |
| 19 | 22 | 0.11 | 0 | 0.00 | Windows 6.1; MSIE 8.0.7601.17514 |
| 20 | 20 | 0.10 | 15 | 0.22 | MSIE 5.5; Windows NT 5.0 |
| 21 | 18 | 0.09 | 0 | 0.00 | Intel Mac OS X 10.7 |
| 22 | 16 | 0.08 | 2 | 0.03 | MirrorDetector; +http://yandex.com/bots |
| 23 | 14 | 0.07 | 7 | 0.10 | Intel Mac OS X 10.4 |
| 24 | 12 | 0.06 | 0 | 0.00 | Windows Phone OS 7.5 |
| 25 | 12 | 0.06 | 7 | 0.10 | Linux i686 [unknown version] |
| 26 | 10 | 0.05 | 5 | 0.07 | Windows 2000 |
| 27 | 10 | 0.05 | 3 | 0.04 | Win32 |
| 28 | 6 | 0.03 | 3 | 0.04 | Auto; Windows |
| 29 | 6 | 0.03 | 3 | 0.04 | Windows ME |
| 30 | 5 | 0.03 | 1 | 0.01 | PPC Mac OS X 10.4 |
| 31 | 5 | 0.03 | 3 | 0.04 | Windows XP |
| 32 | 4 | 0.02 | 2 | 0.03 | Intel Mac OS X 10.5 |
| 33 | 4 | 0.02 | 2 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 34 | 4 | 0.02 | 0 | 0.00 | Trident 5.0; Windows NT 6.1; .NET CLR 7.... |
| 35 | 3 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 36 | 3 | 0.02 | 2 | 0.03 | +info@netcraft.com |
| 37 | 2 | 0.01 | 1 | 0.01 | Trident 5.0; Windows NT 4.1;GB; Alexa To... |
| 38 | 2 | 0.01 | 2 | 0.03 | +http://www.netseer.com/crawler.html; cr... |
| 39 | 2 | 0.01 | 0 | 0.00 | J2ME/MIDP |
| 40 | 2 | 0.01 | 0 | 0.00 | apps-presentations; +http://docs.google.... |
| 41 | 2 | 0.01 | 2 | 0.03 | Trident 4.0; Windows 98; SV1;GB; MyIE2; ... |
| 42 | 2 | 0.01 | 0 | 0.00 | Windows 9. |
| 43 | 2 | 0.01 | 1 | 0.01 | Windows 3.1 |
| 44 | 2 | 0.01 | 1 | 0.01 | Trident 5.0; Windows NT 5.1; MSN Optimiz... |
| 45 | 2 | 0.01 | 1 | 0.01 | Trident 4.0; Windows 98;GB |
| 46 | 2 | 0.01 | 1 | 0.01 | PPC Mac OS X Mach-O |
| 47 | 2 | 0.01 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 48 | 1 | 0.01 | 1 | 0.01 | Trident 4.0; Windows 98;GB; InfoPath.1 |
| 49 | 1 | 0.01 | 0 | 0.00 | Trident 5.0; Windows 98;GB; Dealio Toolb... |
