| Used Operating Systems |
| 1 | 29752 | 48.92 | 344 | 2.16 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 15004 | 24.67 | 9067 | 56.83 | +http://ahrefs.com/robot/ |
| 3 | 5819 | 9.57 | 4289 | 26.88 | +http://www.baidu.com/search/spider.html |
| 4 | 4393 | 7.22 | 1142 | 7.16 | Windows NT |
| 5 | 2700 | 4.44 | 60 | 0.38 | +http://www.semrush.com/bot.html |
| 6 | 1022 | 1.68 | 241 | 1.51 | +http://www.linkdex.com/bots/ |
| 7 | 603 | 0.99 | 140 | 0.88 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 8 | 402 | 0.66 | 41 | 0.26 | +http://yandex.com/bots |
| 9 | 397 | 0.65 | 212 | 1.33 | +http://www.bing.com/bingbot.htm |
| 10 | 242 | 0.40 | 124 | 0.78 | +http://www.google.com/bot.html |
| 11 | 104 | 0.17 | 81 | 0.51 | Windows 95 |
| 12 | 61 | 0.10 | 15 | 0.09 | Windows 98 |
| 13 | 43 | 0.07 | 42 | 0.26 | +http://www.uptime.com/uptimebot |
| 14 | 21 | 0.03 | 17 | 0.11 | ) - BrowseX (2.0.0 Windows |
| 15 | 20 | 0.03 | 10 | 0.06 | +http://napoveda.seznam.cz/en/seznambot-... |
| 16 | 16 | 0.03 | 14 | 0.09 | Windows CE |
| 17 | 16 | 0.03 | 6 | 0.04 | Android |
| 18 | 15 | 0.02 | 5 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 19 | 14 | 0.02 | 12 | 0.08 | Windows 2000 |
| 20 | 14 | 0.02 | 13 | 0.08 | MSIE 5.5; Windows NT 4.0 |
| 21 | 12 | 0.02 | 2 | 0.01 | Windows XP |
| 22 | 12 | 0.02 | 6 | 0.04 | +http://www.exabot.com/go/robot |
| 23 | 11 | 0.02 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 24 | 11 | 0.02 | 9 | 0.06 | Windows ME |
| 25 | 10 | 0.02 | 9 | 0.06 | Windows 3.1 |
| 26 | 9 | 0.01 | 3 | 0.02 | +http://webmeup-crawler.com/ |
| 27 | 8 | 0.01 | 8 | 0.05 | Auto; Windows |
| 28 | 8 | 0.01 | 2 | 0.01 | +http://www.warebay.com/bot.html |
| 29 | 8 | 0.01 | 4 | 0.03 | +http://help.coccoc.com/ |
| 30 | 8 | 0.01 | 4 | 0.03 | +http://www.seokicks.de/robot.html |
| 31 | 6 | 0.01 | 6 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 32 | 6 | 0.01 | 3 | 0.02 | +http://help.coccoc.com/searchengine |
| 33 | 4 | 0.01 | 2 | 0.01 | http://help.yahoo.com/help/us/ysearch/sl... |
| 34 | 4 | 0.01 | 2 | 0.01 | Macintosh |
| 35 | 4 | 0.01 | 1 | 0.01 | +http://siteexplorer.info/ |
| 36 | 3 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 37 | 3 | 0.00 | 3 | 0.02 | Android 2.3.5 |
| 38 | 3 | 0.00 | 3 | 0.02 | +http://www.xovibot.net/ |
| 39 | 3 | 0.00 | 1 | 0.01 | X11 |
| 40 | 3 | 0.00 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 41 | 2 | 0.00 | 1 | 0.01 | support.orangebot@orange.com |
| 42 | 2 | 0.00 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 43 | 2 | 0.00 | 1 | 0.01 | J2ME/MIDP |
| 44 | 2 | 0.00 | 2 | 0.01 | Macintosh PPC |
| 45 | 2 | 0.00 | 2 | 0.01 | +http://glutenfreepleasure.com/ |
| 46 | 2 | 0.00 | 0 | 0.00 | +http://www.parsijoo.ir/; crawler@parsij... |
| 47 | 2 | 0.00 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 48 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 49 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 50 | 1 | 0.00 | 1 | 0.01 | +http://megaindex.com/crawler |
