| Used Operating Systems |
| 1 | 13344 | 32.89 | 122 | 1.25 | http://mj12bot.com/ |
| 2 | 6521 | 16.07 | 4747 | 48.71 | +http://www.baidu.com/search/spider.html |
| 3 | 4148 | 10.22 | 596 | 6.12 | Windows NT |
| 4 | 3727 | 9.19 | 26 | 0.27 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 3704 | 9.13 | 3192 | 32.75 | +http://ahrefs.com/robot/ |
| 6 | 3003 | 7.40 | 3 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 7 | 2136 | 5.26 | 362 | 3.71 | +http://www.bing.com/bingbot.htm |
| 8 | 1514 | 3.73 | 8 | 0.08 | +http://siteexplorer.info/Backlink-Check... |
| 9 | 976 | 2.41 | 308 | 3.16 | +http://www.google.com/bot.html |
| 10 | 431 | 1.06 | 78 | 0.80 | +http://yandex.com/bots |
| 11 | 298 | 0.73 | 190 | 1.95 | +http://www.linkdex.com/bots/ |
| 12 | 249 | 0.61 | 1 | 0.01 | Linux [unknown version] |
| 13 | 249 | 0.61 | 1 | 0.01 | Linux i686 [unknown version] |
| 14 | 61 | 0.15 | 15 | 0.15 | +spider@seoscanners.net |
| 15 | 56 | 0.14 | 7 | 0.07 | http://www.opensiteexplorer.org/dotbot, ... |
| 16 | 48 | 0.12 | 7 | 0.07 | http://help.yahoo.com/help/us/ysearch/sl... |
| 17 | 27 | 0.07 | 27 | 0.28 | Windows 95 |
| 18 | 16 | 0.04 | 15 | 0.15 | Windows 98 |
| 19 | 14 | 0.03 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 20 | 6 | 0.01 | 5 | 0.05 | Windows XP |
| 21 | 5 | 0.01 | 5 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 22 | 5 | 0.01 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 23 | 5 | 0.01 | 5 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 24 | 4 | 0.01 | 4 | 0.04 | Auto; Windows |
| 25 | 4 | 0.01 | 2 | 0.02 | +http://sur.ly/bot.html |
| 26 | 4 | 0.01 | 2 | 0.02 | +http://www.seodiver.com/bot |
| 27 | 4 | 0.01 | 3 | 0.03 | +info@netcraft.com |
| 28 | 3 | 0.01 | 3 | 0.03 | Windows CE |
| 29 | 2 | 0.00 | 2 | 0.02 | Windows 2000 |
| 30 | 2 | 0.00 | 2 | 0.02 | +http://8pw.ru/virus |
| 31 | 2 | 0.00 | 2 | 0.02 | Windows ME |
| 32 | 2 | 0.00 | 2 | 0.02 | Windows 3.1 |
| 33 | 2 | 0.00 | 1 | 0.01 | +http://duckduckgo.com |
| 34 | 2 | 0.00 | 2 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 35 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 36 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
