| Used Operating Systems |
| 1 | 24408 | 44.78 | 261 | 5.04 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 13128 | 24.09 | 2960 | 57.16 | +http://ahrefs.com/robot/ |
| 3 | 9761 | 17.91 | 1036 | 20.01 | Windows NT |
| 4 | 1876 | 3.44 | 146 | 2.82 | +http://www.bing.com/bingbot.htm |
| 5 | 1543 | 2.83 | 147 | 2.84 | +http://www.google.com/bot.html |
| 6 | 979 | 1.80 | 309 | 5.97 | +http://www.baidu.com/search/spider.html |
| 7 | 875 | 1.61 | 75 | 1.45 | +http://yandex.com/bots |
| 8 | 734 | 1.35 | 6 | 0.12 | +http://www.semrush.com/bot.html |
| 9 | 457 | 0.84 | 9 | 0.17 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 339 | 0.62 | 3 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 11 | 73 | 0.13 | 63 | 1.22 | Linux i686 [unknown version] |
| 12 | 44 | 0.08 | 17 | 0.33 | +http://www.linkdex.com/bots/ |
| 13 | 42 | 0.08 | 16 | 0.31 | Windows 98 |
| 14 | 27 | 0.05 | 1 | 0.02 | +http://import.io |
| 15 | 24 | 0.04 | 8 | 0.15 | +http://www.meanpath.com/meanpathbot.htm... |
| 16 | 21 | 0.04 | 7 | 0.14 | Windows CE |
| 17 | 21 | 0.04 | 19 | 0.37 | Linux [unknown version] |
| 18 | 20 | 0.04 | 8 | 0.15 | Windows 2000 |
| 19 | 13 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 20 | 12 | 0.02 | 2 | 0.04 | +; |
| 21 | 10 | 0.02 | 5 | 0.10 | X11 |
| 22 | 10 | 0.02 | 5 | 0.10 | +http://duckduckgo.com |
| 23 | 6 | 0.01 | 6 | 0.12 | Windows 95 |
| 24 | 5 | 0.01 | 5 | 0.10 | J2ME/MIDP |
| 25 | 5 | 0.01 | 5 | 0.10 | Intel Mac OS X |
| 26 | 5 | 0.01 | 1 | 0.02 | Android 2.3.5 |
| 27 | 4 | 0.01 | 4 | 0.08 | Macintosh |
| 28 | 4 | 0.01 | 0 | 0.00 | +http://www.exabot.com/go/robot |
| 29 | 3 | 0.01 | 3 | 0.06 | SunOS i86pc |
| 30 | 3 | 0.01 | 3 | 0.06 | PPC Mac OS X Mach-O |
| 31 | 3 | 0.01 | 3 | 0.06 | Intel Mac OS X 10.6 |
| 32 | 2 | 0.00 | 2 | 0.04 | i686 Linux; 20021206 |
| 33 | 2 | 0.00 | 2 | 0.04 | http://www.entireweb.com/about/search_te... |
| 34 | 2 | 0.00 | 2 | 0.04 | i686 Linux; 20020517 |
| 35 | 2 | 0.00 | 2 | 0.04 | Windows Mobile |
| 36 | 2 | 0.00 | 2 | 0.04 | http://www.chainn.com/mxbot.html |
| 37 | 2 | 0.00 | 2 | 0.04 | i686 Linux; 20021124 |
| 38 | 2 | 0.00 | 2 | 0.04 | Macintosh PPC |
| 39 | 2 | 0.00 | 2 | 0.04 | i686 Linux; 20021113 |
| 40 | 2 | 0.00 | 2 | 0.04 | X11; Linux i686; en |
| 41 | 2 | 0.00 | 2 | 0.04 | Linux 2.4.x |
| 42 | 2 | 0.00 | 0 | 0.00 | +https://www.wslta.com/WoTBoT.html |
| 43 | 2 | 0.00 | 2 | 0.04 | Windows Phone OS 7.5 |
| 44 | 2 | 0.00 | 2 | 0.04 | i686 Linux; 20020712 |
| 45 | 2 | 0.00 | 2 | 0.04 | i686 Linux; 20020217 |
| 46 | 2 | 0.00 | 2 | 0.04 | i686 Linux; 20020624 |
| 47 | 2 | 0.00 | 2 | 0.04 | Windows 9x |
| 48 | 2 | 0.00 | 2 | 0.04 | UNIX |
| 49 | 2 | 0.00 | 2 | 0.04 | NetBSD [unknown version] |
| 50 | 2 | 0.00 | 2 | 0.04 | Haiku BePC |
| 51 | 2 | 0.00 | 2 | 0.04 | ; Linux i686 |
| 52 | 2 | 0.00 | 2 | 0.04 | Linux 2.6.x |
| 53 | 1 | 0.00 | 1 | 0.02 | Windows ME |
| 54 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 5.1 |
| 55 | 1 | 0.00 | 1 | 0.02 | FreeBSD [unknown version] |
| 56 | 1 | 0.00 | 1 | 0.02 | +info@netcraft.com |
| 57 | 1 | 0.00 | 1 | 0.02 | SunOS5.10 sun4u |
