| Used Operating Systems |
| 1 | 9492 | 39.40 | 334 | 6.63 | +http://www.google.com/bot.html |
| 2 | 9472 | 39.31 | 2347 | 46.62 | Windows NT |
| 3 | 1659 | 6.89 | 1435 | 28.51 | +http://www.baidu.com/search/spider.html |
| 4 | 1436 | 5.96 | 117 | 2.32 | +http://yandex.com/bots |
| 5 | 543 | 2.25 | 117 | 2.32 | ezooms.bot@gmail.com |
| 6 | 227 | 0.94 | 93 | 1.85 | +http://www.bing.com/bingbot.htm |
| 7 | 200 | 0.83 | 33 | 0.66 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 140 | 0.58 | 115 | 2.28 | Windows 95 |
| 9 | 136 | 0.56 | 136 | 2.70 | http://www.yodao.com/help/webmaster/spid... |
| 10 | 91 | 0.38 | 40 | 0.79 | Windows 98 |
| 11 | 73 | 0.30 | 10 | 0.20 | +http://discoveryengine.com/discobot.htm... |
| 12 | 59 | 0.24 | 1 | 0.02 | +http://ahrefs.com/robot/ |
| 13 | 59 | 0.24 | 27 | 0.54 | http://www.youdao.com/help/webmaster/spi... |
| 14 | 54 | 0.22 | 8 | 0.16 | Linux i686 [unknown version] |
| 15 | 42 | 0.17 | 2 | 0.04 | J2ME/MIDP |
| 16 | 41 | 0.17 | 25 | 0.50 | Windows XP |
| 17 | 39 | 0.16 | 34 | 0.68 | Windows CE |
| 18 | 37 | 0.15 | 32 | 0.64 | Windows 3.1 |
| 19 | 36 | 0.15 | 2 | 0.04 | +http://www.scoutjet.com/ |
| 20 | 36 | 0.15 | 26 | 0.52 | MSIE 5.5; Windows NT 5.0 |
| 21 | 29 | 0.12 | 25 | 0.50 | Windows 2000 |
| 22 | 23 | 0.10 | 20 | 0.40 | MSIE 5.5; Windows NT 4.0 |
| 23 | 19 | 0.08 | 1 | 0.02 | Android |
| 24 | 18 | 0.07 | 17 | 0.34 | Windows ME |
| 25 | 15 | 0.06 | 1 | 0.02 | PPC Mac OS X 10.4 |
| 26 | 15 | 0.06 | 1 | 0.02 | Windows Phone OS 7.0 |
| 27 | 14 | 0.06 | 10 | 0.20 | Linux [unknown version] |
| 28 | 11 | 0.05 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 29 | 10 | 0.04 | 5 | 0.10 | +http://www.exabot.com/go/robot |
| 30 | 10 | 0.04 | 3 | 0.06 | +http://domains.checkparams.com/ |
| 31 | 8 | 0.03 | 4 | 0.08 | http://crawler.sistrix.net/ |
| 32 | 8 | 0.03 | 1 | 0.02 | Intel Mac OS X 10.6 |
| 33 | 6 | 0.02 | 2 | 0.04 | +http://swebot-crawler.net |
| 34 | 4 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 35 | 4 | 0.02 | 0 | 0.00 | Intel Mac OS X |
| 36 | 3 | 0.01 | 1 | 0.02 | http://help.yahoo.com/help/us/ysearch/sl... |
| 37 | 3 | 0.01 | 1 | 0.02 | bot@language-tools.com |
| 38 | 2 | 0.01 | 0 | 0.00 | Windows |
| 39 | 2 | 0.01 | 2 | 0.04 | Intel Mac OS X 10.5 |
| 40 | 2 | 0.01 | 2 | 0.04 | +http://pmoz.info/doc/botinfo.htm |
| 41 | 2 | 0.01 | 2 | 0.04 | +http://www.seexie.com |
| 42 | 2 | 0.01 | 0 | 0.00 | S60 |
| 43 | 2 | 0.01 | 0 | 0.00 | X11 |
| 44 | 1 | 0.00 | 0 | 0.00 | OpenBSD [unknown version] |
| 45 | 1 | 0.00 | 0 | 0.00 | Linux i386 [unknown version] |
| 46 | 1 | 0.00 | 0 | 0.00 | Windows CE; PPC; 240x240 |
| 47 | 1 | 0.00 | 0 | 0.00 | MSIE 5.5; Windows XP |
| 48 | 1 | 0.00 | 1 | 0.02 | +http://eripp.com |
| 49 | 1 | 0.00 | 0 | 0.00 | OpenSolaris |
| 50 | 1 | 0.00 | 0 | 0.00 | +info@netcraft.com |
| 51 | 1 | 0.00 | 1 | 0.02 | FreeBSD [unknown version] |
| 52 | 1 | 0.00 | 0 | 0.00 | SunOS sun4u |
