| Used Operating Systems |
| 1 | 22858 | 25.46 | 16523 | 51.30 | +http://www.baidu.com/search/spider.html |
| 2 | 21615 | 24.07 | 312 | 0.97 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 14000 | 15.59 | 10273 | 31.89 | +http://ahrefs.com/robot/ |
| 4 | 8866 | 9.87 | 384 | 1.19 | +http://www.semrush.com/bot.html |
| 5 | 5396 | 6.01 | 360 | 1.12 | +http://yandex.com/bots |
| 6 | 4003 | 4.46 | 4 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 7 | 3003 | 3.34 | 905 | 2.81 | +http://www.bing.com/bingbot.htm |
| 8 | 2777 | 3.09 | 1338 | 4.15 | +http://www.google.com/bot.html |
| 9 | 1982 | 2.21 | 542 | 1.68 | +http://www.linkdex.com/bots/ |
| 10 | 1782 | 1.98 | 10 | 0.03 | +http://siteexplorer.info/ |
| 11 | 1198 | 1.33 | 408 | 1.27 | Windows NT |
| 12 | 609 | 0.68 | 390 | 1.21 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 315 | 0.35 | 214 | 0.66 | +http://www.xovibot.net/ |
| 14 | 292 | 0.33 | 134 | 0.42 | +http://napoveda.seznam.cz/en/seznambot-... |
| 15 | 281 | 0.31 | 110 | 0.34 | +spider@seoscanners.net |
| 16 | 271 | 0.30 | 153 | 0.48 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 17 | 251 | 0.28 | 2 | 0.01 | Linux [unknown version] |
| 18 | 78 | 0.09 | 43 | 0.13 | +http://www.proximic.com/info/spider.php |
| 19 | 37 | 0.04 | 19 | 0.06 | +http://www.exabot.com/go/robot |
| 20 | 27 | 0.03 | 3 | 0.01 | +http://www.seokicks.de/robot.html |
| 21 | 17 | 0.02 | 3 | 0.01 | http://filterdb.iss.net/crawler/ |
| 22 | 16 | 0.02 | 6 | 0.02 | +https://www.mojeek.com/bot.html |
| 23 | 15 | 0.02 | 10 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
| 24 | 12 | 0.01 | 1 | 0.00 | +https://www.dataprovider.com/ |
| 25 | 12 | 0.01 | 6 | 0.02 | +http://duckduckgo.com |
| 26 | 10 | 0.01 | 4 | 0.01 | +http://help.coccoc.com/searchengine |
| 27 | 8 | 0.01 | 8 | 0.02 | Windows 95 |
| 28 | 8 | 0.01 | 8 | 0.02 | Windows 98 |
| 29 | 6 | 0.01 | 1 | 0.00 | +http://www.profound.net/domainappender |
| 30 | 5 | 0.01 | 4 | 0.01 | +http://glutenfreepleasure.com/ |
| 31 | 5 | 0.01 | 4 | 0.01 | +info@netcraft.com |
| 32 | 4 | 0.00 | 4 | 0.01 | Windows CE |
| 33 | 4 | 0.00 | 3 | 0.01 | Windows XP |
| 34 | 3 | 0.00 | 3 | 0.01 | Windows 3.1 |
| 35 | 3 | 0.00 | 3 | 0.01 | Linux i686 [unknown version] |
| 36 | 3 | 0.00 | 3 | 0.01 | +http://www.uptime.com/uptimebot |
| 37 | 3 | 0.00 | 3 | 0.01 | Intel Mac OS X 10.6 |
| 38 | 2 | 0.00 | 2 | 0.01 | Windows 2000 |
| 39 | 2 | 0.00 | 1 | 0.00 | +http://www.netseer.com/crawler.html; cr... |
| 40 | 2 | 0.00 | 2 | 0.01 | Windows ME |
| 41 | 2 | 0.00 | 0 | 0.00 | +http://webmeup-crawler.com/ |
| 42 | 1 | 0.00 | 1 | 0.00 | http://nmap.org/book/nse.html |
| 43 | 1 | 0.00 | 1 | 0.00 | MSIE 5.5; Windows NT 5.0 |
| 44 | 1 | 0.00 | 1 | 0.00 | +https://rankval.com |
| 45 | 1 | 0.00 | 1 | 0.00 | WinHttp.WinHttpRequest.5 |
