| Used Operating Systems |
| 1 | 3805 | 29.36 | 3310 | 63.51 | +http://www.baidu.com/search/spider.html |
| 2 | 2417 | 18.65 | 36 | 0.69 | Windows 98 |
| 3 | 1702 | 13.13 | 694 | 13.32 | Windows NT |
| 4 | 1171 | 9.03 | 3 | 0.06 | +http://www.warebay.com/bot.html |
| 5 | 1079 | 8.32 | 1 | 0.02 | +http://swebot-crawler.net |
| 6 | 859 | 6.63 | 221 | 4.24 | ezooms.bot@gmail.com |
| 7 | 751 | 5.79 | 375 | 7.19 | +http://www.google.com/bot.html |
| 8 | 464 | 3.58 | 180 | 3.45 | +http://yandex.com/bots |
| 9 | 167 | 1.29 | 85 | 1.63 | +http://www.bing.com/bingbot.htm |
| 10 | 140 | 1.08 | 21 | 0.40 | http://www.majestic12.co.uk/bot.php?+ |
| 11 | 137 | 1.06 | 136 | 2.61 | http://www.yodao.com/help/webmaster/spid... |
| 12 | 77 | 0.59 | 44 | 0.84 | +http://www.exabot.com/go/robot |
| 13 | 45 | 0.35 | 38 | 0.73 | Windows 95 |
| 14 | 29 | 0.22 | 5 | 0.10 | +http://ahrefs.com/robot/ |
| 15 | 24 | 0.19 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 16 | 14 | 0.11 | 3 | 0.06 | Linux i686 [unknown version] |
| 17 | 13 | 0.10 | 1 | 0.02 | +http://www.aihit.com/ |
| 18 | 11 | 0.08 | 11 | 0.21 | Windows CE |
| 19 | 10 | 0.08 | 10 | 0.19 | MSIE 5.5; Windows NT 5.0 |
| 20 | 10 | 0.08 | 10 | 0.19 | Windows 3.1 |
| 21 | 8 | 0.06 | 8 | 0.15 | Windows 2000 |
| 22 | 8 | 0.06 | 4 | 0.08 | http://www.youdao.com/help/webmaster/spi... |
| 23 | 7 | 0.05 | 6 | 0.12 | MSIE 5.5; Windows NT 4.0 |
| 24 | 4 | 0.03 | 2 | 0.04 | +http://domains.checkparams.com/ |
| 25 | 3 | 0.02 | 3 | 0.06 | Windows ME |
| 26 | 2 | 0.02 | 2 | 0.04 | Windows XP |
| 27 | 2 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 28 | 2 | 0.02 | 2 | 0.04 | Intel Mac OS X 10.6 |
| 29 | 1 | 0.01 | 0 | 0.00 | Series 60 |
