| Used Operating Systems |
| 1 | 16138 | 47.65 | 3220 | 61.12 | Windows NT |
| 2 | 9482 | 28.00 | 124 | 2.35 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 4716 | 13.93 | 722 | 13.71 | +http://www.baidu.com/search/spider.html |
| 4 | 1778 | 5.25 | 586 | 11.12 | +http://ahrefs.com/robot/ |
| 5 | 304 | 0.90 | 60 | 1.14 | +http://www.google.com/bot.html |
| 6 | 245 | 0.72 | 159 | 3.02 | Windows 95 |
| 7 | 207 | 0.61 | 59 | 1.12 | Windows 98 |
| 8 | 202 | 0.60 | 42 | 0.80 | +http://yandex.com/bots |
| 9 | 94 | 0.28 | 6 | 0.11 | +http://www.bing.com/bingbot.htm |
| 10 | 93 | 0.27 | 27 | 0.51 | +http://www.linkdex.com/about/bots/ |
| 11 | 60 | 0.18 | 8 | 0.15 | ezooms.bot@gmail.com |
| 12 | 55 | 0.16 | 31 | 0.59 | Windows 3.1 |
| 13 | 50 | 0.15 | 37 | 0.70 | ) - BrowseX (2.0.0 Windows |
| 14 | 48 | 0.14 | 2 | 0.04 | +http://www.compspy.com/spider.html |
| 15 | 48 | 0.14 | 5 | 0.09 | X11 |
| 16 | 46 | 0.14 | 35 | 0.66 | Windows CE |
| 17 | 42 | 0.12 | 6 | 0.11 | Windows XP |
| 18 | 32 | 0.09 | 21 | 0.40 | Windows 2000 |
| 19 | 32 | 0.09 | 25 | 0.47 | Auto; Windows |
| 20 | 32 | 0.09 | 24 | 0.46 | MSIE 5.5; Windows NT 5.0 |
| 21 | 32 | 0.09 | 24 | 0.46 | MSIE 5.5; Windows NT 4.0 |
| 22 | 24 | 0.07 | 3 | 0.06 | Android 2.3.5 |
| 23 | 22 | 0.06 | 9 | 0.17 | +http://www.exabot.com/go/robot |
| 24 | 20 | 0.06 | 10 | 0.19 | http://crawler.sistrix.net/ |
| 25 | 20 | 0.06 | 14 | 0.27 | Windows ME |
| 26 | 14 | 0.04 | 1 | 0.02 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 27 | 8 | 0.02 | 2 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 28 | 6 | 0.02 | 0 | 0.00 | +http://www.yunyun.com/spider.html |
| 29 | 6 | 0.02 | 0 | 0.00 | MSIE 5.5; Windows 95 |
| 30 | 4 | 0.01 | 2 | 0.04 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 31 | 4 | 0.01 | 2 | 0.04 | http://www.searchmetrics.com/en/searchme... |
| 32 | 2 | 0.01 | 2 | 0.04 | +info@netcraft.com |
