| Used Operating Systems |
| 1 | 24559 | 37.42 | 170 | 1.82 | http://mj12bot.com/ |
| 2 | 17107 | 26.06 | 630 | 6.75 | +http://yandex.com/bots |
| 3 | 5545 | 8.45 | 4053 | 43.40 | +http://www.baidu.com/search/spider.html |
| 4 | 4715 | 7.18 | 2602 | 27.86 | +http://ahrefs.com/robot/ |
| 5 | 3406 | 5.19 | 777 | 8.32 | Windows NT |
| 6 | 3306 | 5.04 | 1 | 0.01 | +http://megaindex.com/crawler |
| 7 | 2308 | 3.52 | 16 | 0.17 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 1548 | 2.36 | 12 | 0.13 | +http://www.warebay.com/bot.html |
| 9 | 805 | 1.23 | 204 | 2.18 | +http://www.linkdex.com/bots/ |
| 10 | 706 | 1.08 | 364 | 3.90 | +http://www.google.com/bot.html |
| 11 | 580 | 0.88 | 2 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 12 | 410 | 0.62 | 233 | 2.50 | +http://www.bing.com/bingbot.htm |
| 13 | 167 | 0.25 | 72 | 0.77 | Windows 95 |
| 14 | 96 | 0.15 | 53 | 0.57 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 87 | 0.13 | 4 | 0.04 | Windows 98 |
| 16 | 30 | 0.05 | 11 | 0.12 | +spider@seoscanners.net |
| 17 | 27 | 0.04 | 19 | 0.20 | Windows 2000 |
| 18 | 25 | 0.04 | 12 | 0.13 | Windows ME |
| 19 | 25 | 0.04 | 16 | 0.17 | ) - BrowseX (2.0.0 Windows |
| 20 | 24 | 0.04 | 2 | 0.02 | Windows XP |
| 21 | 24 | 0.04 | 15 | 0.16 | MSIE 5.5; Windows NT 5.0 |
| 22 | 23 | 0.04 | 10 | 0.11 | Windows 3.1 |
| 23 | 22 | 0.03 | 17 | 0.18 | Windows CE |
| 24 | 22 | 0.03 | 16 | 0.17 | MSIE 5.5; Windows NT 4.0 |
| 25 | 21 | 0.03 | 9 | 0.10 | +http://www.exabot.com/go/robot |
| 26 | 18 | 0.03 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 27 | 14 | 0.02 | 11 | 0.12 | Auto; Windows |
| 28 | 4 | 0.01 | 2 | 0.02 | +http://www.uptime.com/uptimebot |
| 29 | 2 | 0.00 | 1 | 0.01 | Wayback Machine Live Record; +http://arc... |
| 30 | 2 | 0.00 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 31 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 32 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 33 | 1 | 0.00 | 1 | 0.01 | X11 |
| 34 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
