| Used Operating Systems |
| 1 | 24338 | 75.77 | 387 | 8.58 | +http://yandex.com/bots |
| 2 | 2587 | 8.05 | 2156 | 47.79 | +http://www.baidu.com/search/spider.html |
| 3 | 2036 | 6.34 | 956 | 21.19 | Windows NT |
| 4 | 1019 | 3.17 | 68 | 1.51 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 544 | 1.69 | 275 | 6.10 | +http://www.google.com/bot.html |
| 6 | 421 | 1.31 | 131 | 2.90 | +http://www.bing.com/bingbot.htm |
| 7 | 177 | 0.55 | 49 | 1.09 | http://mj12bot.com/ |
| 8 | 113 | 0.35 | 83 | 1.84 | Windows 95 |
| 9 | 95 | 0.30 | 88 | 1.95 | +http://www.uptime.com/uptimebot |
| 10 | 90 | 0.28 | 17 | 0.38 | +http://ahrefs.com/robot/ |
| 11 | 81 | 0.25 | 6 | 0.13 | +http://www.semrush.com/bot.html |
| 12 | 77 | 0.24 | 30 | 0.67 | Windows 98 |
| 13 | 70 | 0.22 | 11 | 0.24 | +http://naver.me/bot |
| 14 | 46 | 0.14 | 16 | 0.35 | Windows XP |
| 15 | 40 | 0.12 | 20 | 0.44 | +http://duckduckgo.com |
| 16 | 39 | 0.12 | 19 | 0.42 | MSIE 5.5; Windows NT 4.0 |
| 17 | 35 | 0.11 | 25 | 0.55 | Windows 2000 |
| 18 | 32 | 0.10 | 6 | 0.13 | +http://napoveda.seznam.cz/en/seznambot-... |
| 19 | 31 | 0.10 | 13 | 0.29 | +http://www.exabot.com/go/robot |
| 20 | 30 | 0.09 | 22 | 0.49 | Windows CE |
| 21 | 30 | 0.09 | 15 | 0.33 | +http://cliqz.com/company/cliqzbot |
| 22 | 26 | 0.08 | 24 | 0.53 | MSIE 5.5; Windows NT 5.0 |
| 23 | 20 | 0.06 | 19 | 0.42 | ) - BrowseX (2.0.0 Windows |
| 24 | 18 | 0.06 | 5 | 0.11 | http://help.yahoo.com/help/us/ysearch/sl... |
| 25 | 18 | 0.06 | 8 | 0.18 | +https://www.mojeek.com/bot.html |
| 26 | 17 | 0.05 | 14 | 0.31 | Auto; Windows |
| 27 | 16 | 0.05 | 8 | 0.18 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 28 | 12 | 0.04 | 2 | 0.04 | +http://siteexplorer.info/Backlink-Check... |
| 29 | 12 | 0.04 | 3 | 0.07 | +http://OpenLinkProfiler.org/bot |
| 30 | 12 | 0.04 | 11 | 0.24 | Windows 3.1 |
| 31 | 10 | 0.03 | 5 | 0.11 | +http://help.coccoc.com/searchengine |
| 32 | 8 | 0.02 | 8 | 0.18 | Windows ME |
| 33 | 8 | 0.02 | 4 | 0.09 | +http://www.grapeshot.co.uk/crawler.php |
| 34 | 5 | 0.02 | 4 | 0.09 | +info@netcraft.com |
| 35 | 4 | 0.01 | 1 | 0.02 | +http://www.profound.net/domainappender |
| 36 | 2 | 0.01 | 2 | 0.04 | Linux i686 [unknown version] |
