| Used Operating Systems |
| 1 | 11268 | 49.07 | 189 | 2.98 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3354 | 14.61 | 863 | 13.61 | Windows NT |
| 3 | 3341 | 14.55 | 2426 | 38.26 | +http://ahrefs.com/robot/ |
| 4 | 1860 | 8.10 | 1690 | 26.65 | +http://www.baidu.com/search/spider.html |
| 5 | 1295 | 5.64 | 505 | 7.96 | +http://www.google.com/bot.html |
| 6 | 736 | 3.21 | 215 | 3.39 | +http://www.bing.com/bingbot.htm |
| 7 | 225 | 0.98 | 49 | 0.77 | +http://napoveda.seznam.cz/en/seznambot-... |
| 8 | 153 | 0.67 | 42 | 0.66 | +http://www.linkdex.com/bots/ |
| 9 | 126 | 0.55 | 71 | 1.12 | Windows 95 |
| 10 | 109 | 0.47 | 36 | 0.57 | +http://yandex.com/bots |
| 11 | 64 | 0.28 | 17 | 0.27 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 48 | 0.21 | 24 | 0.38 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 46 | 0.20 | 11 | 0.17 | Windows 98 |
| 14 | 37 | 0.16 | 36 | 0.57 | +http://www.uptime.com/uptimebot |
| 15 | 32 | 0.14 | 31 | 0.49 | +http://www.xovibot.net/ |
| 16 | 22 | 0.10 | 16 | 0.25 | Windows 2000 |
| 17 | 22 | 0.10 | 8 | 0.13 | +http://help.coccoc.com/ |
| 18 | 22 | 0.10 | 12 | 0.19 | ) - BrowseX (2.0.0 Windows |
| 19 | 22 | 0.10 | 13 | 0.21 | MSIE 5.5; Windows NT 4.0 |
| 20 | 19 | 0.08 | 14 | 0.22 | +http://www.semrush.com/bot.html |
| 21 | 19 | 0.08 | 2 | 0.03 | +http://siteexplorer.info/ |
| 22 | 18 | 0.08 | 14 | 0.22 | Windows CE |
| 23 | 18 | 0.08 | 13 | 0.21 | Auto; Windows |
| 24 | 16 | 0.07 | 4 | 0.06 | Windows XP |
| 25 | 12 | 0.05 | 10 | 0.16 | MSIE 5.5; Windows NT 5.0 |
| 26 | 12 | 0.05 | 5 | 0.08 | +http://help.coccoc.com/searchengine |
| 27 | 12 | 0.05 | 0 | 0.00 | +http://fulltext.sblog.cz/ |
| 28 | 9 | 0.04 | 3 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 29 | 7 | 0.03 | 5 | 0.08 | Windows ME |
| 30 | 7 | 0.03 | 5 | 0.08 | Windows 3.1 |
| 31 | 4 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 32 | 4 | 0.02 | 1 | 0.02 | +https://www.dataprovider.com/ |
| 33 | 3 | 0.01 | 0 | 0.00 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 34 | 3 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 35 | 3 | 0.01 | 1 | 0.02 | http://www.botje.com/plukkie.htm |
| 36 | 2 | 0.01 | 1 | 0.02 | https://nmap.org/book/nse.html |
| 37 | 2 | 0.01 | 1 | 0.02 | +http://www.linkpad.ru |
| 38 | 2 | 0.01 | 0 | 0.00 | apps-presentations; +http://docs.google.... |
| 39 | 1 | 0.00 | 1 | 0.02 | crawler@mixrank.com |
| 40 | 1 | 0.00 | 1 | 0.02 | +https://gimmeusa.com/crawler.html |
| 41 | 1 | 0.00 | 0 | 0.00 | Windows Phone OS 7.5 |
| 42 | 1 | 0.00 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 43 | 1 | 0.00 | 0 | 0.00 | Macintosh |
| 44 | 1 | 0.00 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 45 | 1 | 0.00 | 1 | 0.02 | +http://megaindex.com/crawler |
| 46 | 1 | 0.00 | 1 | 0.02 | Windows Phone OS 7.0; Trident/3.1; IEMob... |
| 47 | 1 | 0.00 | 1 | 0.02 | Linux i686 [unknown version] |
