| Used Operating Systems |
| 1 | 42126 | 55.08 | 266 | 1.28 | http://mj12bot.com/ |
| 2 | 23465 | 30.68 | 18504 | 89.24 | +http://ahrefs.com/robot/ |
| 3 | 3274 | 4.28 | 1 | 0.00 | +http://megaindex.com/crawler |
| 4 | 1758 | 2.30 | 312 | 1.50 | Windows NT |
| 5 | 1553 | 2.03 | 162 | 0.78 | +http://yandex.com/bots |
| 6 | 1270 | 1.66 | 3 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 7 | 1174 | 1.54 | 980 | 4.73 | +http://www.baidu.com/search/spider.html |
| 8 | 395 | 0.52 | 124 | 0.60 | +http://www.google.com/bot.html |
| 9 | 387 | 0.51 | 86 | 0.41 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 336 | 0.44 | 174 | 0.84 | +http://www.bing.com/bingbot.htm |
| 11 | 254 | 0.33 | 63 | 0.30 | +http://www.linkdex.com/bots/ |
| 12 | 252 | 0.33 | 3 | 0.01 | Linux i686 [unknown version] |
| 13 | 131 | 0.17 | 6 | 0.03 | +http://www.semrush.com/bot.html |
| 14 | 23 | 0.03 | 7 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 16 | 0.02 | 9 | 0.04 | +http://sur.ly/bot.html |
| 16 | 11 | 0.01 | 6 | 0.03 | Windows 95 |
| 17 | 10 | 0.01 | 6 | 0.03 | +http://www.uptime.com/uptimebot |
| 18 | 10 | 0.01 | 4 | 0.02 | Windows 98 |
| 19 | 7 | 0.01 | 3 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 20 | 6 | 0.01 | 2 | 0.01 | Windows XP |
| 21 | 5 | 0.01 | 2 | 0.01 | Windows CE |
| 22 | 3 | 0.00 | 2 | 0.01 | Windows 3.1 |
| 23 | 2 | 0.00 | 2 | 0.01 | +http://www.id-search.xyz/bot.html |
| 24 | 2 | 0.00 | 1 | 0.00 | Windows ME |
| 25 | 2 | 0.00 | 1 | 0.00 | +info@netcraft.com |
| 26 | 2 | 0.00 | 2 | 0.01 | X11 |
| 27 | 2 | 0.00 | 0 | 0.00 | +http://www.exabot.com/go/robot |
| 28 | 1 | 0.00 | 1 | 0.00 | Windows 2000 |
| 29 | 1 | 0.00 | 1 | 0.00 | OpenBSD [unknown version] |
| 30 | 1 | 0.00 | 1 | 0.00 | FreeBSD [unknown version] |
