| Used Operating Systems |
| 1 | 1410 | 58.00 | 1182 | 66.89 | Windows NT |
| 2 | 584 | 24.02 | 479 | 27.11 | +http://www.baidu.com/search/spider.html |
| 3 | 218 | 8.97 | 27 | 1.53 | +http://yandex.com/bots |
| 4 | 37 | 1.52 | 10 | 0.57 | +http://www.bing.com/bingbot.htm |
| 5 | 32 | 1.32 | 16 | 0.91 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 30 | 1.23 | 12 | 0.68 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 7 | 29 | 1.19 | 13 | 0.74 | +http://www.google.com/bot.html |
| 8 | 12 | 0.49 | 3 | 0.17 | +http://filterdb.iss.net/crawler/ |
| 9 | 12 | 0.49 | 4 | 0.23 | http://crawler.sistrix.net/ |
| 10 | 10 | 0.41 | 2 | 0.11 | +http://ahrefs.com/robot/ |
| 11 | 10 | 0.41 | 0 | 0.00 | Linux [unknown version] |
| 12 | 8 | 0.33 | 2 | 0.11 | +http://www.warebay.com/bot.html |
| 13 | 8 | 0.33 | 4 | 0.23 | +http://OpenLinkProfiler.org/bot |
| 14 | 5 | 0.21 | 2 | 0.11 | Windows 98 |
| 15 | 4 | 0.16 | 0 | 0.00 | Macintosh PPC |
| 16 | 4 | 0.16 | 4 | 0.23 | Windows 95 |
| 17 | 4 | 0.16 | 2 | 0.11 | +info@netcraft.com |
| 18 | 4 | 0.16 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 19 | 3 | 0.12 | 0 | 0.00 | Linux 2.4.x |
| 20 | 2 | 0.08 | 2 | 0.11 | x86_64 Linux |
| 21 | 2 | 0.08 | 2 | 0.11 | Auto; Windows |
| 22 | 2 | 0.08 | 1 | 0.06 | +http://www.meanpath.com/meanpathbot.htm... |
| 23 | 1 | 0.04 | 0 | 0.00 | Win32 |
