| Used Operating Systems |
| 1 | 23729 | 31.43 | 5087 | 37.89 | Windows NT |
| 2 | 11544 | 15.29 | 111 | 0.83 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 10157 | 13.45 | 237 | 1.77 | +http://yandex.com/bots |
| 4 | 7225 | 9.57 | 912 | 6.79 | +http://www.google.com/bot.html |
| 5 | 6129 | 8.12 | 52 | 0.39 | +http://ahrefs.com/robot/ |
| 6 | 5083 | 6.73 | 2472 | 18.41 | +http://www.bing.com/bingbot.htm |
| 7 | 2751 | 3.64 | 1942 | 14.46 | +http://www.baidu.com/search/spider.html |
| 8 | 1537 | 2.04 | 9 | 0.07 | http://crawler.sistrix.net/ |
| 9 | 1335 | 1.77 | 686 | 5.11 | Windows 95 |
| 10 | 1321 | 1.75 | 226 | 1.68 | +http://discoveryengine.com/discoverybot... |
| 11 | 975 | 1.29 | 35 | 0.26 | Windows 98 |
| 12 | 361 | 0.48 | 82 | 0.61 | ezooms.bot@gmail.com |
| 13 | 260 | 0.34 | 53 | 0.39 | +http://help.soso.com/webspider.htm |
| 14 | 238 | 0.32 | 164 | 1.22 | MSIE 5.5; Windows NT 5.0 |
| 15 | 235 | 0.31 | 153 | 1.14 | Auto; Windows |
| 16 | 230 | 0.30 | 154 | 1.15 | ) - BrowseX (2.0.0 Windows |
| 17 | 228 | 0.30 | 115 | 0.86 | Windows ME |
| 18 | 227 | 0.30 | 153 | 1.14 | Windows 2000 |
| 19 | 222 | 0.29 | 146 | 1.09 | MSIE 5.5; Windows NT 4.0 |
| 20 | 221 | 0.29 | 153 | 1.14 | Windows CE |
| 21 | 215 | 0.28 | 81 | 0.60 | +http://shoulu.jike.com/spider.html |
| 22 | 201 | 0.27 | 80 | 0.60 | +http://www.exabot.com/go/robot |
| 23 | 200 | 0.26 | 105 | 0.78 | Windows 3.1 |
| 24 | 195 | 0.26 | 3 | 0.02 | Windows XP |
| 25 | 164 | 0.22 | 88 | 0.66 | MSIE 5.5; Windows 95 |
| 26 | 148 | 0.20 | 8 | 0.06 | +http://siteexplorer.info/ |
| 27 | 119 | 0.16 | 62 | 0.46 | +http://www.proximic.com/info/spider.php |
| 28 | 93 | 0.12 | 2 | 0.01 | Macintosh |
| 29 | 42 | 0.06 | 14 | 0.10 | Intel Mac OS X 10.4 |
| 30 | 34 | 0.05 | 3 | 0.02 | MirrorDetector; +http://yandex.com/bots |
| 31 | 14 | 0.02 | 9 | 0.07 | +http://www.netseer.com/crawler.html; cr... |
| 32 | 14 | 0.02 | 5 | 0.04 | Intel Mac OS X 10.6 |
| 33 | 12 | 0.02 | 3 | 0.02 | Windows Phone OS 7.5 |
| 34 | 10 | 0.01 | 2 | 0.01 | AOL 9.7; AOLBuild 4343.55; Windows NT 6.... |
| 35 | 7 | 0.01 | 2 | 0.01 | Linux i686 [unknown version] |
| 36 | 6 | 0.01 | 2 | 0.01 | +http://go.mail.ru/help/robots |
| 37 | 5 | 0.01 | 3 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 38 | 4 | 0.01 | 1 | 0.01 | PPC Mac OS X 10.4 |
| 39 | 4 | 0.01 | 2 | 0.01 | +http://snipebot.com/bot.html |
| 40 | 3 | 0.00 | 2 | 0.01 | +http://www.semrush.com/bot.html |
| 41 | 2 | 0.00 | 1 | 0.01 | http://help.yahoo.com/help/us/ysearch/sl... |
| 42 | 2 | 0.00 | 1 | 0.01 | http://www.mojeek.com/bot.html |
| 43 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 44 | 2 | 0.00 | 2 | 0.01 | X11 |
| 45 | 1 | 0.00 | 1 | 0.01 | Android 2.2.1 |
| 46 | 1 | 0.00 | 1 | 0.01 | +http://awcheck.com/en/about |
