| Used Operating Systems |
| 1 | 36341 | 75.00 | 959 | 29.05 | Windows NT |
| 2 | 3872 | 7.99 | 950 | 28.78 | +http://www.google.com/bot.html |
| 3 | 2116 | 4.37 | 262 | 7.94 | +http://yandex.com/bots |
| 4 | 1359 | 2.80 | 227 | 6.88 | ezooms.bot@gmail.com |
| 5 | 1021 | 2.11 | 488 | 14.78 | +http://www.bing.com/bingbot.htm |
| 6 | 848 | 1.75 | 1 | 0.03 | +http://www.baidu.com/search/spider.html |
| 7 | 400 | 0.83 | 13 | 0.39 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 379 | 0.78 | 64 | 1.94 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 338 | 0.70 | 27 | 0.82 | Linux i686 [unknown version] |
| 10 | 226 | 0.47 | 70 | 2.12 | +http://www.exabot.com/go/robot |
| 11 | 224 | 0.46 | 2 | 0.06 | PPC Mac OS X 10.5 |
| 12 | 183 | 0.38 | 16 | 0.48 | http://crawler.sistrix.net/ |
| 13 | 144 | 0.30 | 56 | 1.70 | +http://discoveryengine.com/discobot.htm... |
| 14 | 130 | 0.27 | 2 | 0.06 | Intel Mac OS X 10.4 |
| 15 | 117 | 0.24 | 4 | 0.12 | +http://www.aihit.com/ |
| 16 | 113 | 0.23 | 52 | 1.58 | +http://ahrefs.com/robot/ |
| 17 | 98 | 0.20 | 17 | 0.51 | Windows 98 |
| 18 | 86 | 0.18 | 2 | 0.06 | J2ME/MIDP |
| 19 | 53 | 0.11 | 2 | 0.06 | X11 |
| 20 | 48 | 0.10 | 23 | 0.70 | +http://www.eventguru.com/spider.html |
| 21 | 44 | 0.09 | 1 | 0.03 | Intel Mac OS X 10.7 |
| 22 | 42 | 0.09 | 5 | 0.15 | Windows 95 |
| 23 | 26 | 0.05 | 0 | 0.00 | Windows CE |
| 24 | 24 | 0.05 | 8 | 0.24 | ScoutJet; +http://blekko.com/about/blekk... |
| 25 | 22 | 0.05 | 1 | 0.03 | PPC Mac OS X Mach-O |
| 26 | 22 | 0.05 | 0 | 0.00 | Solaris 7.x |
| 27 | 22 | 0.05 | 3 | 0.09 | +http://domains.checkparams.com/ |
| 28 | 20 | 0.04 | 0 | 0.00 | Macintosh PPC |
| 29 | 20 | 0.04 | 2 | 0.06 | Windows XP |
| 30 | 16 | 0.03 | 14 | 0.42 | +info@netcraft.com |
| 31 | 12 | 0.02 | 4 | 0.12 | bot@language-tools.com |
| 32 | 12 | 0.02 | 0 | 0.00 | i686 Linux; 20020515 |
| 33 | 11 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 34 | 10 | 0.02 | 0 | 0.00 | FreeBSD [unknown version] |
| 35 | 9 | 0.02 | 9 | 0.27 | Intel Mac OS X 10.6 |
| 36 | 8 | 0.02 | 0 | 0.00 | Solaris 2.4.x |
| 37 | 7 | 0.01 | 1 | 0.03 | +http://filterdb.iss.net/crawler/ |
| 38 | 4 | 0.01 | 2 | 0.06 | +http://www.netseer.com/crawler.html; cr... |
| 39 | 4 | 0.01 | 0 | 0.00 | apps-presentations; +http://docs.google.... |
| 40 | 4 | 0.01 | 4 | 0.12 | Windows ME |
| 41 | 4 | 0.01 | 2 | 0.06 | Windows 3.1 |
| 42 | 3 | 0.01 | 0 | 0.00 | OS/2 |
| 43 | 3 | 0.01 | 1 | 0.03 | MSIE 5.5; Windows NT 5.1 |
| 44 | 3 | 0.01 | 2 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 45 | 2 | 0.00 | 2 | 0.06 | Intel Mac OS X |
| 46 | 2 | 0.00 | 0 | 0.00 | Macintosh |
| 47 | 2 | 0.00 | 2 | 0.06 | +http://eripp.com |
| 48 | 2 | 0.00 | 1 | 0.03 | MSIE 5.5; Windows NT 5.0 |
