| Used Operating Systems |
| 1 | 20851 | 45.53 | 4229 | 72.69 | Windows NT |
| 2 | 16306 | 35.60 | 253 | 4.35 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 3070 | 6.70 | 5 | 0.09 | +http://webmeup-crawler.com/ |
| 4 | 1358 | 2.97 | 535 | 9.20 | +http://www.baidu.com/search/spider.html |
| 5 | 853 | 1.86 | 50 | 0.86 | +http://yandex.com/bots |
| 6 | 816 | 1.78 | 196 | 3.37 | +http://www.linkdex.com/bots/ |
| 7 | 662 | 1.45 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 8 | 657 | 1.43 | 100 | 1.72 | +http://www.bing.com/bingbot.htm |
| 9 | 630 | 1.38 | 164 | 2.82 | +http://www.google.com/bot.html |
| 10 | 222 | 0.48 | 46 | 0.79 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 97 | 0.21 | 76 | 1.31 | Linux i686 [unknown version] |
| 12 | 58 | 0.13 | 41 | 0.70 | X11 |
| 13 | 38 | 0.08 | 20 | 0.34 | Windows 98 |
| 14 | 30 | 0.07 | 18 | 0.31 | J2ME/MIDP |
| 15 | 24 | 0.05 | 23 | 0.40 | Linux [unknown version] |
| 16 | 18 | 0.04 | 9 | 0.15 | Windows 95 |
| 17 | 15 | 0.03 | 13 | 0.22 | +http://www.easou.com/search/spider.html |
| 18 | 14 | 0.03 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 19 | 12 | 0.03 | 12 | 0.21 | Windows Phone OS 7.5 |
| 20 | 10 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 21 | 8 | 0.02 | 4 | 0.07 | Windows 2000 |
| 22 | 8 | 0.02 | 4 | 0.07 | Intel Mac OS X |
| 23 | 8 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 24 | 8 | 0.02 | 4 | 0.07 | MSIE 5.5; Windows NT 5.0 |
| 25 | 8 | 0.02 | 4 | 0.07 | MSIE 5.5; Windows NT 4.0 |
| 26 | 4 | 0.01 | 2 | 0.03 | Windows ME |
| 27 | 4 | 0.01 | 2 | 0.03 | +http://duckduckgo.com |
| 28 | 4 | 0.01 | 2 | 0.03 | Android 2.3.5 |
| 29 | 4 | 0.01 | 4 | 0.07 | +info@netcraft.com |
