| Used Operating Systems |
| 1 | 77138 | 41.03 | 3 | 0.02 | +http://megaindex.com/crawler |
| 2 | 54227 | 28.84 | 572 | 3.26 | +http://yandex.com/bots |
| 3 | 17080 | 9.08 | 246 | 1.40 | http://mj12bot.com/ |
| 4 | 15366 | 8.17 | 10061 | 57.35 | +http://ahrefs.com/robot/ |
| 5 | 6619 | 3.52 | 3508 | 20.00 | +http://www.baidu.com/search/spider.html |
| 6 | 6469 | 3.44 | 1554 | 8.86 | Windows NT |
| 7 | 3769 | 2.00 | 381 | 2.17 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 2514 | 1.34 | 6 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 9 | 1746 | 0.93 | 358 | 2.04 | +http://www.linkdex.com/bots/ |
| 10 | 704 | 0.37 | 158 | 0.90 | +http://www.google.com/bot.html |
| 11 | 704 | 0.37 | 168 | 0.96 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 526 | 0.28 | 158 | 0.90 | +http://www.bing.com/bingbot.htm |
| 13 | 219 | 0.12 | 6 | 0.03 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 140 | 0.07 | 0 | 0.00 | +http://www.profound.net/domainappender |
| 15 | 119 | 0.06 | 30 | 0.17 | +http://www.semrush.com/bot.html |
| 16 | 101 | 0.05 | 85 | 0.48 | Windows 95 |
| 17 | 80 | 0.04 | 32 | 0.18 | Windows 98 |
| 18 | 65 | 0.03 | 18 | 0.10 | +http://www.exabot.com/go/robot |
| 19 | 59 | 0.03 | 2 | 0.01 | +http://glutenfreepleasure.com/ |
| 20 | 36 | 0.02 | 4 | 0.02 | +http://www.seokicks.de/robot.html |
| 21 | 27 | 0.01 | 22 | 0.13 | MSIE 5.5; Windows NT 5.0 |
| 22 | 27 | 0.01 | 25 | 0.14 | ) - BrowseX (2.0.0 Windows |
| 23 | 23 | 0.01 | 22 | 0.13 | Auto; Windows |
| 24 | 23 | 0.01 | 22 | 0.13 | MSIE 5.5; Windows NT 4.0 |
| 25 | 22 | 0.01 | 21 | 0.12 | Windows 2000 |
| 26 | 22 | 0.01 | 2 | 0.01 | +http://seocharger.com/robot |
| 27 | 22 | 0.01 | 10 | 0.06 | Windows ME |
| 28 | 22 | 0.01 | 3 | 0.02 | +http://napoveda.seznam.cz/en/seznambot-... |
| 29 | 21 | 0.01 | 5 | 0.03 | Windows XP |
| 30 | 20 | 0.01 | 18 | 0.10 | +http://www.uptime.com/uptimebot |
| 31 | 19 | 0.01 | 17 | 0.10 | Windows 3.1 |
| 32 | 14 | 0.01 | 12 | 0.07 | Windows CE |
| 33 | 12 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/Backlink-Check... |
| 34 | 12 | 0.01 | 2 | 0.01 | +http://www.findxbot.com |
| 35 | 12 | 0.01 | 0 | 0.00 | +centurybot9@gmail.com |
| 36 | 10 | 0.01 | 6 | 0.03 | +http://sur.ly/bot.html |
| 37 | 5 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 38 | 4 | 0.00 | 0 | 0.00 | +https://deusu.de/robot.html |
| 39 | 4 | 0.00 | 0 | 0.00 | +https://www.mojeek.com/bot.html |
| 40 | 4 | 0.00 | 2 | 0.01 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 41 | 4 | 0.00 | 2 | 0.01 | http://www.majestic12.co.uk/bot.php?+ |
| 42 | 2 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 43 | 1 | 0.00 | 0 | 0.00 | Linux i686 [unknown version] |
