| Used Operating Systems |
| 1 | 35555 | 48.63 | 355 | 2.65 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 9602 | 13.13 | 6438 | 48.06 | +http://ahrefs.com/robot/ |
| 3 | 6590 | 9.01 | 2 | 0.01 | +http://megaindex.com/crawler |
| 4 | 6317 | 8.64 | 222 | 1.66 | +http://yandex.com/bots |
| 5 | 5469 | 7.48 | 3813 | 28.46 | +http://www.baidu.com/search/spider.html |
| 6 | 5438 | 7.44 | 1261 | 9.41 | Windows NT |
| 7 | 1030 | 1.41 | 278 | 2.08 | +http://www.linkdex.com/bots/ |
| 8 | 821 | 1.12 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 9 | 755 | 1.03 | 372 | 2.78 | +http://www.google.com/bot.html |
| 10 | 512 | 0.70 | 223 | 1.66 | +http://www.bing.com/bingbot.htm |
| 11 | 298 | 0.41 | 118 | 0.88 | Windows 95 |
| 12 | 165 | 0.23 | 40 | 0.30 | Windows 98 |
| 13 | 124 | 0.17 | 36 | 0.27 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 76 | 0.10 | 21 | 0.16 | http://www.opensiteexplorer.org/dotbot, ... |
| 15 | 48 | 0.07 | 14 | 0.10 | Windows ME |
| 16 | 36 | 0.05 | 11 | 0.08 | +spider@seoscanners.net |
| 17 | 36 | 0.05 | 10 | 0.07 | +http://www.exabot.com/go/robot |
| 18 | 32 | 0.04 | 14 | 0.10 | Windows XP |
| 19 | 30 | 0.04 | 29 | 0.22 | +http://www.xovibot.net/ |
| 20 | 28 | 0.04 | 26 | 0.19 | MSIE 5.5; Windows NT 5.0 |
| 21 | 24 | 0.03 | 2 | 0.01 | +https://www.dataprovider.com/ |
| 22 | 22 | 0.03 | 21 | 0.16 | Windows 3.1 |
| 23 | 21 | 0.03 | 21 | 0.16 | MSIE 5.5; Windows NT 4.0 |
| 24 | 20 | 0.03 | 19 | 0.14 | Auto; Windows |
| 25 | 16 | 0.02 | 15 | 0.11 | ) - BrowseX (2.0.0 Windows |
| 26 | 14 | 0.02 | 14 | 0.10 | Windows CE |
| 27 | 14 | 0.02 | 11 | 0.08 | Windows 2000 |
| 28 | 6 | 0.01 | 3 | 0.02 | +http://www.uptime.com/uptimebot |
| 29 | 4 | 0.01 | 2 | 0.01 | +info@netcraft.com |
| 30 | 1 | 0.00 | 1 | 0.01 | +https://rankval.com |
| 31 | 1 | 0.00 | 1 | 0.01 | Macintosh |
| 32 | 1 | 0.00 | 0 | 0.00 | Windows Phone OS 7.0; Trident/3.1; IEMob... |
