| Used Operating Systems |
| 1 | 1646 | 26.90 | 495 | 24.81 | Windows NT |
| 2 | 701 | 11.46 | 635 | 31.83 | +http://www.baidu.com/search/spider.html |
| 3 | 656 | 10.72 | 48 | 2.41 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 589 | 9.63 | 88 | 4.41 | +http://yandex.com/bots |
| 5 | 516 | 8.43 | 140 | 7.02 | ezooms.bot@gmail.com |
| 6 | 500 | 8.17 | 2 | 0.10 | +http://www.warebay.com/bot.html |
| 7 | 401 | 6.55 | 146 | 7.32 | +http://www.google.com/bot.html |
| 8 | 259 | 4.23 | 43 | 2.16 | +http://www.bing.com/bingbot.htm |
| 9 | 194 | 3.17 | 193 | 9.67 | http://www.yodao.com/help/webmaster/spid... |
| 10 | 150 | 2.45 | 1 | 0.05 | +http://swebot-crawler.net |
| 11 | 93 | 1.52 | 44 | 2.21 | +http://ahrefs.com/robot/ |
| 12 | 82 | 1.34 | 7 | 0.35 | +http://www.exabot.com/go/robot |
| 13 | 65 | 1.06 | 22 | 1.10 | Windows 98 |
| 14 | 60 | 0.98 | 45 | 2.26 | Windows 95 |
| 15 | 30 | 0.49 | 1 | 0.05 | +http://swebot.net |
| 16 | 26 | 0.42 | 16 | 0.80 | Windows ME |
| 17 | 21 | 0.34 | 3 | 0.15 | http://crawler.sistrix.net/ |
| 18 | 15 | 0.25 | 8 | 0.40 | Windows CE |
| 19 | 13 | 0.21 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 20 | 13 | 0.21 | 9 | 0.45 | MSIE 5.5; Windows NT 4.0 |
| 21 | 12 | 0.20 | 5 | 0.25 | Windows XP |
| 22 | 12 | 0.20 | 6 | 0.30 | http://www.youdao.com/help/webmaster/spi... |
| 23 | 11 | 0.18 | 1 | 0.05 | Linux i686 [unknown version] |
| 24 | 10 | 0.16 | 6 | 0.30 | Windows 3.1 |
| 25 | 9 | 0.15 | 9 | 0.45 | ) - BrowseX (2.0.0 Windows |
| 26 | 8 | 0.13 | 8 | 0.40 | Windows 2000 |
| 27 | 8 | 0.13 | 6 | 0.30 | MSIE 5.5; Windows NT 5.0 |
| 28 | 5 | 0.08 | 1 | 0.05 | +http://filterdb.iss.net/crawler/ |
| 29 | 4 | 0.07 | 1 | 0.05 | X11 |
| 30 | 3 | 0.05 | 2 | 0.10 | +info@netcraft.com |
| 31 | 2 | 0.03 | 2 | 0.10 | Auto; Windows |
| 32 | 2 | 0.03 | 1 | 0.05 | +http://discoveryengine.com/discobot.htm... |
| 33 | 1 | 0.02 | 1 | 0.05 | +http://eripp.com |
| 34 | 1 | 0.02 | 0 | 0.00 | PPC Mac OS X Mach-O |
