| Used Operating Systems |
| 1 | 1939 | 35.17 | 1266 | 37.40 | Windows NT |
| 2 | 1785 | 32.38 | 1601 | 47.30 | +http://www.baidu.com/search/spider.html |
| 3 | 616 | 11.17 | 205 | 6.06 | +http://www.bing.com/bingbot.htm |
| 4 | 397 | 7.20 | 127 | 3.75 | +http://ahrefs.com/robot/ |
| 5 | 247 | 4.48 | 41 | 1.21 | +http://yandex.com/bots |
| 6 | 126 | 2.29 | 9 | 0.27 | +http://www.google.com/bot.html |
| 7 | 72 | 1.31 | 9 | 0.27 | http://crawler.sistrix.net/ |
| 8 | 66 | 1.20 | 28 | 0.83 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 58 | 1.05 | 27 | 0.80 | ezooms.bot@gmail.com |
| 10 | 58 | 1.05 | 6 | 0.18 | Windows 98 |
| 11 | 36 | 0.65 | 17 | 0.50 | +http://www.exabot.com/go/robot |
| 12 | 33 | 0.60 | 14 | 0.41 | +http://www.semrush.com/bot.html |
| 13 | 24 | 0.44 | 8 | 0.24 | +http://www.meanpath.com/meanpathbot.htm... |
| 14 | 23 | 0.42 | 4 | 0.12 | +http://siteexplorer.info/ |
| 15 | 17 | 0.31 | 15 | 0.44 | +http://www.easou.com/search/spider.html |
| 16 | 4 | 0.07 | 4 | 0.12 | +http://shoulu.jike.com/spider.html |
| 17 | 2 | 0.04 | 0 | 0.00 | Win32 |
| 18 | 2 | 0.04 | 0 | 0.00 | Macintosh PPC |
| 19 | 2 | 0.04 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 20 | 2 | 0.04 | 1 | 0.03 | +info@netcraft.com |
| 21 | 2 | 0.04 | 1 | 0.03 | +http://domains.checkparams.com/ |
| 22 | 1 | 0.02 | 1 | 0.03 | Solaris 2.6.x |
| 23 | 1 | 0.02 | 1 | 0.03 | Linux [unknown version] |
