| Used Operating Systems |
| 1 | 28461 | 61.14 | 807 | 20.01 | Windows NT |
| 2 | 3800 | 8.16 | 968 | 24.01 | +http://www.google.com/bot.html |
| 3 | 2682 | 5.76 | 357 | 8.85 | ezooms.bot@gmail.com |
| 4 | 2221 | 4.77 | 933 | 23.14 | +http://www.bing.com/bingbot.htm |
| 5 | 2048 | 4.40 | 317 | 7.86 | +http://yandex.com/bots |
| 6 | 1467 | 3.15 | 45 | 1.12 | http://help.yahoo.com/help/us/ysearch/sl... |
| 7 | 1185 | 2.55 | 0 | 0.00 | +http://www.baidu.com/search/spider.html |
| 8 | 960 | 2.06 | 56 | 1.39 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 761 | 1.63 | 8 | 0.20 | http://crawler.sistrix.net/ |
| 10 | 431 | 0.93 | 317 | 7.86 | +http://ahrefs.com/robot/ |
| 11 | 394 | 0.85 | 10 | 0.25 | Windows Phone OS 7.5 |
| 12 | 240 | 0.52 | 2 | 0.05 | Macintosh |
| 13 | 228 | 0.49 | 5 | 0.12 | +http://fulltext.sblog.cz/screenshot/ |
| 14 | 201 | 0.43 | 14 | 0.35 | Linux i686 [unknown version] |
| 15 | 184 | 0.40 | 14 | 0.35 | ScoutJet; +http://blekko.com/about/blekk... |
| 16 | 163 | 0.35 | 62 | 1.54 | +http://www.exabot.com/go/robot |
| 17 | 158 | 0.34 | 2 | 0.05 | Mac_PowerPC; en |
| 18 | 152 | 0.33 | 2 | 0.05 | +http://about.ask.com/en/docs/about/webm... |
| 19 | 128 | 0.27 | 14 | 0.35 | Intel Mac OS X 10.4 |
| 20 | 103 | 0.22 | 13 | 0.32 | Intel Mac OS X 10.6 |
| 21 | 76 | 0.16 | 2 | 0.05 | Intel Mac OS X 10.5 |
| 22 | 70 | 0.15 | 6 | 0.15 | http://www.dataprovider.com/ |
| 23 | 49 | 0.11 | 6 | 0.15 | Windows 98 |
| 24 | 47 | 0.10 | 1 | 0.02 | PPC Mac OS X 10.4 |
| 25 | 46 | 0.10 | 2 | 0.05 | Android |
| 26 | 46 | 0.10 | 3 | 0.07 | Solaris 2.4.x |
| 27 | 39 | 0.08 | 18 | 0.45 | Windows 95 |
| 28 | 37 | 0.08 | 4 | 0.10 | Intel Mac OS X 10.7 |
| 29 | 20 | 0.04 | 0 | 0.00 | i686 Linux; 20020515 |
| 30 | 16 | 0.03 | 14 | 0.35 | +info@netcraft.com |
| 31 | 15 | 0.03 | 3 | 0.07 | Macintosh PPC |
| 32 | 13 | 0.03 | 0 | 0.00 | Solaris 7.x |
| 33 | 12 | 0.03 | 0 | 0.00 | Windows 3.1 |
| 34 | 11 | 0.02 | 3 | 0.07 | MSIE 5.5; Windows NT 5.0 |
| 35 | 10 | 0.02 | 3 | 0.07 | http://www.nerdbynature.net/bot |
| 36 | 10 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 37 | 10 | 0.02 | 4 | 0.10 | +http://www.acoon.de/robot.asp |
| 38 | 9 | 0.02 | 4 | 0.10 | Windows XP |
| 39 | 8 | 0.02 | 0 | 0.00 | BeOS BePC |
| 40 | 8 | 0.02 | 0 | 0.00 | America Online Browser 1.1; rev1.2; Wind... |
| 41 | 8 | 0.02 | 2 | 0.05 | +http://www.warebay.com/bot.html |
| 42 | 6 | 0.01 | 4 | 0.10 | MSIE 5.5; Windows NT 4.0 |
| 43 | 6 | 0.01 | 0 | 0.00 | +http://shoulu.jike.com/spider.html |
| 44 | 5 | 0.01 | 1 | 0.02 | http://promotests.com/? |
| 45 | 4 | 0.01 | 2 | 0.05 | http://www.lipperhey.com/ |
| 46 | 2 | 0.00 | 2 | 0.05 | Linux [unknown version] |
| 47 | 2 | 0.00 | 2 | 0.05 | +http://www.evri.com/evrinid |
| 48 | 1 | 0.00 | 0 | 0.00 | X11 |
