| Used Operating Systems |
| 1 | 36707 | 31.96 | 243 | 0.93 | http://mj12bot.com/ |
| 2 | 29146 | 25.38 | 19462 | 74.70 | +http://ahrefs.com/robot/ |
| 3 | 22084 | 19.23 | 874 | 3.35 | +http://yandex.com/bots |
| 4 | 6514 | 5.67 | 1 | 0.00 | +http://megaindex.com/crawler |
| 5 | 4923 | 4.29 | 791 | 3.04 | Windows NT |
| 6 | 3701 | 3.22 | 1433 | 5.50 | +http://www.google.com/bot.html |
| 7 | 3334 | 2.90 | 16 | 0.06 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 3004 | 2.62 | 3 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 9 | 2350 | 2.05 | 2236 | 8.58 | +http://www.baidu.com/search/spider.html |
| 10 | 1188 | 1.03 | 228 | 0.88 | +http://www.bing.com/bingbot.htm |
| 11 | 694 | 0.60 | 251 | 0.96 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 423 | 0.37 | 116 | 0.45 | +http://www.linkdex.com/bots/ |
| 13 | 300 | 0.26 | 160 | 0.61 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 90 | 0.08 | 68 | 0.26 | Windows 95 |
| 15 | 64 | 0.06 | 18 | 0.07 | Windows 98 |
| 16 | 53 | 0.05 | 14 | 0.05 | Windows XP |
| 17 | 53 | 0.05 | 22 | 0.08 | +http://www.exabot.com/go/robot |
| 18 | 52 | 0.05 | 3 | 0.01 | +http://siteexplorer.info/Backlink-Check... |
| 19 | 23 | 0.02 | 14 | 0.05 | Windows 3.1 |
| 20 | 16 | 0.01 | 14 | 0.05 | Windows 2000 |
| 21 | 16 | 0.01 | 8 | 0.03 | +http://help.coccoc.com/searchengine |
| 22 | 15 | 0.01 | 3 | 0.01 | http://www.botje.com/plukkie.htm |
| 23 | 14 | 0.01 | 14 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 24 | 13 | 0.01 | 12 | 0.05 | Auto; Windows |
| 25 | 12 | 0.01 | 8 | 0.03 | Windows CE |
| 26 | 12 | 0.01 | 10 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 27 | 11 | 0.01 | 11 | 0.04 | Windows ME |
| 28 | 11 | 0.01 | 10 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 29 | 7 | 0.01 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 30 | 4 | 0.00 | 4 | 0.02 | +http://www.xovibot.net/ |
| 31 | 2 | 0.00 | 1 | 0.00 | +info@netcraft.com |
| 32 | 2 | 0.00 | 1 | 0.00 | X11 |
| 33 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 34 | 2 | 0.00 | 1 | 0.00 | +http://duckduckgo.com |
| 35 | 2 | 0.00 | 0 | 0.00 | +http://napoveda.seznam.cz/en/seznambot-... |
| 36 | 1 | 0.00 | 1 | 0.00 | http://nmap.org/book/nse.html |
| 37 | 1 | 0.00 | 0 | 0.00 | Android |
| 38 | 1 | 0.00 | 0 | 0.00 | Windows Phone OS 7.5 |
| 39 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 40 | 1 | 0.00 | 1 | 0.00 | Android 2.3.4 |
