| Used Operating Systems (30 / 50) [show full report] |
| 1 | 9490 | 30.63 | 62 | 1.33 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 5873 | 18.96 | 684 | 14.67 | Windows NT |
| 3 | 4163 | 13.44 | 1952 | 41.85 | +http://www.baidu.com/search/spider.html |
| 4 | 3451 | 11.14 | 686 | 14.71 | +http://www.google.com/bot.html |
| 5 | 2549 | 8.23 | 497 | 10.66 | +http://www.bing.com/bingbot.htm |
| 6 | 1836 | 5.93 | 164 | 3.52 | +http://yandex.com/bots |
| 7 | 1746 | 5.64 | 272 | 5.83 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 511 | 1.65 | 100 | 2.14 | +http://www.linkdex.com/bots/ |
| 9 | 287 | 0.93 | 53 | 1.14 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 206 | 0.66 | 16 | 0.34 | +http://www.semrush.com/bot.html |
| 11 | 186 | 0.60 | 1 | 0.02 | +http://napoveda.seznam.cz/en/seznambot-... |
| 12 | 121 | 0.39 | 26 | 0.56 | +http://ahrefs.com/robot/ |
| 13 | 76 | 0.25 | 27 | 0.58 | Windows XP |
| 14 | 59 | 0.19 | 4 | 0.09 | Linux i686 [unknown version] |
| 15 | 52 | 0.17 | 6 | 0.13 | +http://help.naver.com/support/robots.ht... |
| 16 | 48 | 0.15 | 13 | 0.28 | +http://www.exabot.com/go/robot |
| 17 | 40 | 0.13 | 5 | 0.11 | +http://www.seokicks.de/robot.html |
| 18 | 34 | 0.11 | 2 | 0.04 | +http://filterdb.iss.net/crawler/ |
| 19 | 34 | 0.11 | 18 | 0.39 | Windows 95 |
| 20 | 24 | 0.08 | 8 | 0.17 | +http://OpenLinkProfiler.org/bot |
| 21 | 17 | 0.05 | 0 | 0.00 | +http://help.coccoc.com/searchengine |
| 22 | 16 | 0.05 | 8 | 0.17 | +http://duckduckgo.com |
| 23 | 14 | 0.05 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 24 | 13 | 0.04 | 3 | 0.06 | Windows 98 |
| 25 | 12 | 0.04 | 4 | 0.09 | MSIE 5.5; Windows NT 5.0 |
| 26 | 12 | 0.04 | 12 | 0.26 | +http://www.xovibot.net/ |
| 27 | 10 | 0.03 | 2 | 0.04 | +http://webmeup-crawler.com/ |
| 28 | 10 | 0.03 | 5 | 0.11 | ) - BrowseX (2.0.0 Windows |
| 29 | 9 | 0.03 | 5 | 0.11 | Windows ME |
| 30 | 9 | 0.03 | 5 | 0.11 | MSIE 5.5; Windows NT 4.0 |
