| Used Operating Systems |
| 1 | 12798 | 53.64 | 3 | 0.12 | +http://megaindex.com/crawler |
| 2 | 2991 | 12.54 | 36 | 1.46 | http://mj12bot.com/ |
| 3 | 2204 | 9.24 | 1114 | 45.16 | Windows NT |
| 4 | 742 | 3.11 | 244 | 9.89 | +http://ahrefs.com/robot/ |
| 5 | 713 | 2.99 | 5 | 0.20 | +http://OpenLinkProfiler.org/bot |
| 6 | 638 | 2.67 | 98 | 3.97 | +http://www.bing.com/bingbot.htm |
| 7 | 546 | 2.29 | 155 | 6.28 | +http://www.linkdex.com/bots/ |
| 8 | 500 | 2.10 | 2 | 0.08 | Linux i686 [unknown version] |
| 9 | 498 | 2.09 | 2 | 0.08 | Linux [unknown version] |
| 10 | 392 | 1.64 | 104 | 4.22 | +http://www.google.com/bot.html |
| 11 | 385 | 1.61 | 216 | 8.76 | +http://www.baidu.com/search/spider.html |
| 12 | 354 | 1.48 | 56 | 2.27 | +http://yandex.com/bots |
| 13 | 265 | 1.11 | 2 | 0.08 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 140 | 0.59 | 126 | 5.11 | +http://www.uptime.com/uptimebot |
| 15 | 109 | 0.46 | 89 | 3.61 | Windows 95 |
| 16 | 108 | 0.45 | 3 | 0.12 | +http://www.semrush.com/bot.html |
| 17 | 62 | 0.26 | 0 | 0.00 | +http://napoveda.seznam.cz/en/seznambot-... |
| 18 | 57 | 0.24 | 23 | 0.93 | Windows 98 |
| 19 | 52 | 0.22 | 44 | 1.78 | +http://tiod.ru |
| 20 | 42 | 0.18 | 1 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 21 | 36 | 0.15 | 4 | 0.16 | +http://www.seokicks.de/robot.html |
| 22 | 30 | 0.13 | 21 | 0.85 | +http://megogoserial.ru |
| 23 | 23 | 0.10 | 9 | 0.36 | Windows XP |
| 24 | 20 | 0.08 | 19 | 0.77 | Windows 3.1 |
| 25 | 18 | 0.08 | 18 | 0.73 | Auto; Windows |
| 26 | 16 | 0.07 | 15 | 0.61 | ) - BrowseX (2.0.0 Windows |
| 27 | 15 | 0.06 | 12 | 0.49 | MSIE 5.5; Windows NT 5.0 |
| 28 | 14 | 0.06 | 1 | 0.04 | +http://naver.me/bot |
| 29 | 14 | 0.06 | 2 | 0.08 | +http://www.exabot.com/go/robot |
| 30 | 13 | 0.05 | 13 | 0.53 | Windows 2000 |
| 31 | 12 | 0.05 | 2 | 0.08 | +https://www.mojeek.com/bot.html |
| 32 | 8 | 0.03 | 4 | 0.16 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 33 | 8 | 0.03 | 8 | 0.32 | MSIE 5.5; Windows NT 4.0 |
| 34 | 6 | 0.03 | 0 | 0.00 | +http://cliqz.com/company/cliqzbot |
| 35 | 6 | 0.03 | 3 | 0.12 | +http://duckduckgo.com |
| 36 | 5 | 0.02 | 5 | 0.20 | Windows CE |
| 37 | 4 | 0.02 | 4 | 0.16 | Windows ME |
| 38 | 4 | 0.02 | 2 | 0.08 | +info@netcraft.com |
| 39 | 4 | 0.02 | 0 | 0.00 | +http://help.coccoc.com/searchengine |
| 40 | 3 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/Backlink-Check... |
| 41 | 2 | 0.01 | 2 | 0.08 | https://nmap.org/book/nse.html |
| 42 | 2 | 0.01 | 0 | 0.00 | +http://www.pinterest.com/bot.html |
| 43 | 2 | 0.01 | 0 | 0.00 | +centurybot9@gmail.com |
