| Used Operating Systems |
| 1 | 3788 | 35.55 | 3185 | 69.51 | +http://www.baidu.com/search/spider.html |
| 2 | 3306 | 31.02 | 671 | 14.64 | +http://www.google.com/bot.html |
| 3 | 1116 | 10.47 | 146 | 3.19 | Windows NT |
| 4 | 841 | 7.89 | 194 | 4.23 | +http://www.bing.com/bingbot.htm |
| 5 | 479 | 4.50 | 133 | 2.90 | +http://yandex.com/bots |
| 6 | 285 | 2.67 | 23 | 0.50 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 190 | 1.78 | 58 | 1.27 | ezooms.bot@gmail.com |
| 8 | 122 | 1.14 | 0 | 0.00 | snap; +http://support.embed.ly/ |
| 9 | 90 | 0.84 | 35 | 0.76 | +http://shoulu.jike.com/spider.html |
| 10 | 81 | 0.76 | 64 | 1.40 | +http://ahrefs.com/robot/ |
| 11 | 62 | 0.58 | 14 | 0.31 | ScoutJet; +http://blekko.com/about/blekk... |
| 12 | 61 | 0.57 | 24 | 0.52 | +http://www.exabot.com/go/robot |
| 13 | 60 | 0.56 | 3 | 0.07 | http://benderthewebrobot.tumblr.com |
| 14 | 58 | 0.54 | 2 | 0.04 | +http://www.warebay.com/bot.html |
| 15 | 28 | 0.26 | 11 | 0.24 | +http://discoveryengine.com/discoverybot... |
| 16 | 23 | 0.22 | 1 | 0.02 | Windows 95 |
| 17 | 15 | 0.14 | 1 | 0.02 | Intel Mac OS X 10.6 |
| 18 | 12 | 0.11 | 3 | 0.07 | +http://filterdb.iss.net/crawler/ |
| 19 | 11 | 0.10 | 1 | 0.02 | Linux i686 [unknown version] |
| 20 | 6 | 0.06 | 2 | 0.04 | http://help.yahoo.com/help/us/ysearch/sl... |
| 21 | 5 | 0.05 | 4 | 0.09 | Linux [unknown version] |
| 22 | 4 | 0.04 | 2 | 0.04 | Windows XP |
| 23 | 4 | 0.04 | 2 | 0.04 | +info@netcraft.com |
| 24 | 2 | 0.02 | 0 | 0.00 | J2ME/MIDP |
| 25 | 2 | 0.02 | 1 | 0.02 | http://www.botje.com/plukkie.htm |
| 26 | 2 | 0.02 | 0 | 0.00 | Windows 98 |
| 27 | 2 | 0.02 | 2 | 0.04 | +http://domains.checkparams.com/ |
| 28 | 1 | 0.01 | 0 | 0.00 | bot@language-tools.com |
