| Used Operating Systems |
| 1 | 26949 | 55.43 | 5550 | 76.50 | Windows NT |
| 2 | 17738 | 36.49 | 111 | 1.53 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1099 | 2.26 | 619 | 8.53 | +http://www.baidu.com/search/spider.html |
| 4 | 752 | 1.55 | 68 | 0.94 | +http://yandex.com/bots |
| 5 | 681 | 1.40 | 270 | 3.72 | +http://www.bing.com/bingbot.htm |
| 6 | 305 | 0.63 | 183 | 2.52 | Windows 95 |
| 7 | 203 | 0.42 | 42 | 0.58 | Windows 98 |
| 8 | 153 | 0.31 | 39 | 0.54 | +http://www.google.com/bot.html |
| 9 | 78 | 0.16 | 14 | 0.19 | X11 |
| 10 | 62 | 0.13 | 42 | 0.58 | ) - BrowseX (2.0.0 Windows |
| 11 | 61 | 0.13 | 44 | 0.61 | MSIE 5.5; Windows NT 5.0 |
| 12 | 59 | 0.12 | 14 | 0.19 | ezooms.bot@gmail.com |
| 13 | 53 | 0.11 | 36 | 0.50 | Windows CE |
| 14 | 53 | 0.11 | 38 | 0.52 | Windows ME |
| 15 | 52 | 0.11 | 38 | 0.52 | Windows 2000 |
| 16 | 51 | 0.10 | 33 | 0.45 | Windows 3.1 |
| 17 | 49 | 0.10 | 39 | 0.54 | Auto; Windows |
| 18 | 47 | 0.10 | 17 | 0.23 | +http://www.linkdex.com/about/bots/ |
| 19 | 42 | 0.09 | 5 | 0.07 | Windows XP |
| 20 | 41 | 0.08 | 34 | 0.47 | MSIE 5.5; Windows NT 4.0 |
| 21 | 34 | 0.07 | 4 | 0.06 | Android 2.3.5 |
| 22 | 12 | 0.02 | 1 | 0.01 | +http://www.compspy.com/spider.html |
| 23 | 12 | 0.02 | 3 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 24 | 7 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 25 | 5 | 0.01 | 4 | 0.06 | J2ME/MIDP |
| 26 | 4 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 27 | 3 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 28 | 3 | 0.01 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 29 | 2 | 0.00 | 2 | 0.03 | Linux [unknown version] |
| 30 | 2 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 31 | 2 | 0.00 | 2 | 0.03 | compatible |
| 32 | 1 | 0.00 | 0 | 0.00 | +http://www.googe.com/bot.html |
| 33 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
