| Used Operating Systems |
| 1 | 18016 | 34.66 | 15474 | 66.97 | +http://ahrefs.com/robot/ |
| 2 | 9734 | 18.73 | 1076 | 4.66 | Windows NT |
| 3 | 8271 | 15.91 | 124 | 0.54 | http://mj12bot.com/ |
| 4 | 5894 | 11.34 | 4978 | 21.54 | +http://www.baidu.com/search/spider.html |
| 5 | 3175 | 6.11 | 28 | 0.12 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 2093 | 4.03 | 3 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 7 | 1392 | 2.68 | 644 | 2.79 | +http://www.google.com/bot.html |
| 8 | 868 | 1.67 | 6 | 0.03 | +http://webmeup-crawler.com/ |
| 9 | 839 | 1.61 | 256 | 1.11 | +http://www.linkdex.com/bots/ |
| 10 | 485 | 0.93 | 61 | 0.26 | +http://yandex.com/bots |
| 11 | 332 | 0.64 | 17 | 0.07 | +http://www.semrush.com/bot.html |
| 12 | 276 | 0.53 | 166 | 0.72 | +http://www.bing.com/bingbot.htm |
| 13 | 153 | 0.29 | 69 | 0.30 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 150 | 0.29 | 73 | 0.32 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 70 | 0.13 | 13 | 0.06 | +http://napoveda.seznam.cz/en/seznambot-... |
| 16 | 33 | 0.06 | 14 | 0.06 | Windows XP |
| 17 | 31 | 0.06 | 22 | 0.10 | Windows 95 |
| 18 | 25 | 0.05 | 10 | 0.04 | +http://www.exabot.com/go/robot |
| 19 | 21 | 0.04 | 15 | 0.06 | Windows 98 |
| 20 | 18 | 0.03 | 2 | 0.01 | +http://www.seokicks.de/robot.html |
| 21 | 14 | 0.03 | 5 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 22 | 10 | 0.02 | 1 | 0.00 | http://filterdb.iss.net/crawler/ |
| 23 | 10 | 0.02 | 6 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 24 | 9 | 0.02 | 7 | 0.03 | Auto; Windows |
| 25 | 7 | 0.01 | 6 | 0.03 | Windows CE |
| 26 | 7 | 0.01 | 5 | 0.02 | Windows 2000 |
| 27 | 7 | 0.01 | 4 | 0.02 | Windows 3.1 |
| 28 | 6 | 0.01 | 4 | 0.02 | +http://sur.ly/bot.html |
| 29 | 6 | 0.01 | 6 | 0.03 | +http://8pw.ru/virus |
| 30 | 6 | 0.01 | 4 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 31 | 2 | 0.00 | 1 | 0.00 | support.orangebot@orange.com |
| 32 | 2 | 0.00 | 1 | 0.00 | +http://siteexplorer.info/Backlink-Check... |
| 33 | 2 | 0.00 | 2 | 0.01 | Windows ME |
| 34 | 2 | 0.00 | 0 | 0.00 | Linux i686 [unknown version] |
| 35 | 2 | 0.00 | 1 | 0.00 | +info@netcraft.com |
| 36 | 1 | 0.00 | 1 | 0.00 | Intel Mac OS X |
| 37 | 1 | 0.00 | 1 | 0.00 | http://nmap.org/book/nse.html |
| 38 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 39 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
