| Used Operating Systems |
| 1 | 40680 | 34.96 | 277 | 1.93 | http://mj12bot.com/ |
| 2 | 30059 | 25.83 | 456 | 3.19 | +http://yandex.com/bots |
| 3 | 28317 | 24.33 | 11833 | 82.66 | +http://ahrefs.com/robot/ |
| 4 | 7458 | 6.41 | 377 | 2.63 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 6612 | 5.68 | 2 | 0.01 | +http://megaindex.com/crawler |
| 6 | 1028 | 0.88 | 909 | 6.35 | +http://www.baidu.com/search/spider.html |
| 7 | 566 | 0.49 | 200 | 1.40 | Windows NT |
| 8 | 426 | 0.37 | 103 | 0.72 | +http://www.linkdex.com/bots/ |
| 9 | 405 | 0.35 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 10 | 256 | 0.22 | 24 | 0.17 | +http://siteexplorer.info/Backlink-Check... |
| 11 | 242 | 0.21 | 10 | 0.07 | +http://www.google.com/bot.html |
| 12 | 93 | 0.08 | 19 | 0.13 | +http://www.bing.com/bingbot.htm |
| 13 | 42 | 0.04 | 15 | 0.10 | +http://www.exabot.com/go/robot |
| 14 | 36 | 0.03 | 12 | 0.08 | Windows XP |
| 15 | 35 | 0.03 | 33 | 0.23 | +http://www.uptime.com/uptimebot |
| 16 | 25 | 0.02 | 11 | 0.08 | Windows 95 |
| 17 | 16 | 0.01 | 2 | 0.01 | http://help.yahoo.com/help/us/ysearch/sl... |
| 18 | 14 | 0.01 | 2 | 0.01 | crawler@mixrank.com |
| 19 | 13 | 0.01 | 5 | 0.03 | Windows 3.1 |
| 20 | 10 | 0.01 | 4 | 0.03 | Auto; Windows |
| 21 | 10 | 0.01 | 7 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 22 | 6 | 0.01 | 2 | 0.01 | Windows CE |
| 23 | 6 | 0.01 | 4 | 0.03 | Windows 98 |
| 24 | 4 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 25 | 4 | 0.00 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 26 | 2 | 0.00 | 2 | 0.01 | +http://www.id-search.xyz/bot.html |
| 27 | 2 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 28 | 2 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 29 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
