| Used Operating Systems |
| 1 | 19241 | 52.42 | 162 | 4.16 | http://www.opensiteexplorer.org/dotbot, ... |
| 2 | 10339 | 28.17 | 174 | 4.47 | http://mj12bot.com/ |
| 3 | 2962 | 8.07 | 2100 | 53.98 | +http://www.baidu.com/search/spider.html |
| 4 | 1229 | 3.35 | 672 | 17.28 | Windows NT |
| 5 | 1112 | 3.03 | 295 | 7.58 | +http://www.linkdex.com/bots/ |
| 6 | 727 | 1.98 | 116 | 2.98 | +http://yandex.com/bots |
| 7 | 467 | 1.27 | 183 | 4.70 | +http://www.bing.com/bingbot.htm |
| 8 | 360 | 0.98 | 88 | 2.26 | +http://www.google.com/bot.html |
| 9 | 39 | 0.11 | 11 | 0.28 | +http://www.semrush.com/bot.html |
| 10 | 31 | 0.08 | 18 | 0.46 | +http://ahrefs.com/robot/ |
| 11 | 27 | 0.07 | 0 | 0.00 | Android |
| 12 | 26 | 0.07 | 6 | 0.15 | +http://www.exabot.com/go/robot |
| 13 | 20 | 0.05 | 2 | 0.05 | +http://napoveda.seznam.cz/en/seznambot-... |
| 14 | 14 | 0.04 | 2 | 0.05 | http://filterdb.iss.net/crawler/ |
| 15 | 12 | 0.03 | 2 | 0.05 | +http://filterdb.iss.net/crawler/ |
| 16 | 12 | 0.03 | 4 | 0.10 | +http://OpenLinkProfiler.org/bot |
| 17 | 10 | 0.03 | 8 | 0.21 | Windows XP |
| 18 | 10 | 0.03 | 10 | 0.26 | +http://www.xovibot.net/ |
| 19 | 10 | 0.03 | 2 | 0.05 | Windows 98 |
| 20 | 8 | 0.02 | 6 | 0.15 | Windows 95 |
| 21 | 6 | 0.02 | 2 | 0.05 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 22 | 5 | 0.01 | 5 | 0.13 | MSIE 5.5; Windows NT 5.0 |
| 23 | 5 | 0.01 | 2 | 0.05 | +info@netcraft.com |
| 24 | 5 | 0.01 | 1 | 0.03 | +http://www.grouphigh.com/ |
| 25 | 4 | 0.01 | 2 | 0.05 | http://www.searchmetrics.com/en/searchme... |
| 26 | 4 | 0.01 | 4 | 0.10 | +http://www.uptime.com/uptimebot |
| 27 | 4 | 0.01 | 2 | 0.05 | http://www.majestic12.co.uk/bot.php?+ |
| 28 | 2 | 0.01 | 2 | 0.05 | Windows ME |
| 29 | 2 | 0.01 | 0 | 0.00 | Linux i686 [unknown version] |
| 30 | 2 | 0.01 | 1 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 31 | 2 | 0.01 | 2 | 0.05 | ) - BrowseX (2.0.0 Windows |
| 32 | 2 | 0.01 | 2 | 0.05 | +http://megaindex.com/crawler |
| 33 | 2 | 0.01 | 2 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 34 | 2 | 0.01 | 1 | 0.03 | +http://duckduckgo.com |
| 35 | 1 | 0.00 | 1 | 0.03 | AOL 9.7; AOLBuild 4343.55; Windows NT 6.... |
