| Used Operating Systems by Visits |
| 1 | 18250 | 19.21 | 15709 | 62.59 | +http://ahrefs.com/robot/ |
| 2 | 7636 | 8.04 | 6066 | 24.17 | +http://www.baidu.com/search/spider.html |
| 3 | 3473 | 3.66 | 1258 | 5.01 | +http://www.google.com/bot.html |
| 4 | 2829 | 2.98 | 708 | 2.82 | Windows NT |
| 5 | 1750 | 1.84 | 317 | 1.26 | +http://yandex.com/bots |
| 6 | 2391 | 2.52 | 254 | 1.01 | +http://www.bing.com/bingbot.htm |
| 7 | 886 | 0.93 | 215 | 0.86 | +http://www.linkdex.com/bots/ |
| 8 | 31819 | 33.50 | 170 | 0.68 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 402 | 0.42 | 160 | 0.64 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 18226 | 19.19 | 118 | 0.47 | http://mj12bot.com/ |
| 11 | 180 | 0.19 | 44 | 0.18 | +http://www.exabot.com/go/robot |
| 12 | 14 | 0.01 | 14 | 0.06 | Windows 95 |
| 13 | 12 | 0.01 | 11 | 0.04 | +info@netcraft.com |
| 14 | 9 | 0.01 | 7 | 0.03 | Windows 98 |
| 15 | 30 | 0.03 | 5 | 0.02 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 4 | 0.00 | 4 | 0.02 | Windows 2000 |
| 17 | 632 | 0.67 | 4 | 0.02 | +http://siteexplorer.info/Backlink-Check... |
| 18 | 8 | 0.01 | 4 | 0.02 | +http://duckduckgo.com |
| 19 | 3 | 0.00 | 3 | 0.01 | Windows CE |
| 20 | 3005 | 3.16 | 3 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 21 | 3 | 0.00 | 3 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 22 | 45 | 0.05 | 2 | 0.01 | +http://sur.ly/bot.html |
| 23 | 2 | 0.00 | 2 | 0.01 | http://nmap.org/book/nse.html |
| 24 | 2 | 0.00 | 2 | 0.01 | Windows ME |
| 25 | 14 | 0.01 | 2 | 0.01 | http://filterdb.iss.net/crawler/ |
| 26 | 249 | 0.26 | 2 | 0.01 | +http://siteexplorer.info/ |
| 27 | 15 | 0.02 | 1 | 0.00 | https://www.dataprovider.com/spider/ |
| 28 | 4 | 0.00 | 1 | 0.00 | http://www.opensiteexplorer.org/dotbot, ... |
| 29 | 1 | 0.00 | 1 | 0.00 | Auto; Windows |
| 30 | 1 | 0.00 | 1 | 0.00 | Linux [unknown version] |
| 31 | 11 | 0.01 | 1 | 0.00 | +http://www.linkpad.ru |
| 32 | 3 | 0.00 | 1 | 0.00 | Windows XP |
| 33 | 1 | 0.00 | 1 | 0.00 | Windows Phone OS 7.5 |
| 34 | 1 | 0.00 | 1 | 0.00 | Windows 3.1 |
| 35 | 3016 | 3.18 | 1 | 0.00 | +http://megaindex.com/crawler |
| 36 | 1 | 0.00 | 1 | 0.00 | X11 |
| 37 | 1 | 0.00 | 1 | 0.00 | Syllable |
| 38 | 4 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 39 | 5 | 0.01 | 0 | 0.00 | +http://www.xovibot.net/ |
| 40 | 45 | 0.05 | 0 | 0.00 | +http://www.semrush.com/bot.html |
