| Used Operating Systems |
| 1 | 16461 | 69.95 | 150 | 4.67 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 2368 | 10.06 | 532 | 16.58 | +http://www.google.com/bot.html |
| 3 | 1967 | 8.36 | 1659 | 51.70 | +http://www.baidu.com/search/spider.html |
| 4 | 851 | 3.62 | 269 | 8.38 | +http://www.bing.com/bingbot.htm |
| 5 | 612 | 2.60 | 224 | 6.98 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 518 | 2.20 | 151 | 4.71 | Windows NT |
| 7 | 292 | 1.24 | 69 | 2.15 | +http://yandex.com/bots |
| 8 | 110 | 0.47 | 26 | 0.81 | +http://www.linkdex.com/bots/ |
| 9 | 77 | 0.33 | 9 | 0.28 | +http://fulltext.sblog.cz/ |
| 10 | 66 | 0.28 | 22 | 0.69 | +http://help.coccoc.com/ |
| 11 | 61 | 0.26 | 38 | 1.18 | +http://ahrefs.com/robot/ |
| 12 | 33 | 0.14 | 1 | 0.03 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 13 | 25 | 0.11 | 13 | 0.41 | http://www.bing.com/bingbot.htm |
| 14 | 20 | 0.08 | 10 | 0.31 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 12 | 0.05 | 6 | 0.19 | +http://www.exabot.com/go/robot |
| 16 | 12 | 0.05 | 6 | 0.19 | +http://duckduckgo.com |
| 17 | 6 | 0.03 | 3 | 0.09 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 18 | 6 | 0.03 | 2 | 0.06 | Windows 98 |
| 19 | 5 | 0.02 | 2 | 0.06 | +info@netcraft.com |
| 20 | 4 | 0.02 | 2 | 0.06 | http://www.botje.com/plukkie.htm |
| 21 | 4 | 0.02 | 4 | 0.12 | Windows 95 |
| 22 | 4 | 0.02 | 1 | 0.03 | +http://www.profound.net/domainappender |
| 23 | 4 | 0.02 | 2 | 0.06 | +http://www.meanpath.com/meanpathbot.htm... |
| 24 | 2 | 0.01 | 0 | 0.00 | i686 Linux; 20021223 |
| 25 | 2 | 0.01 | 2 | 0.06 | http://nmap.org/book/nse.html |
| 26 | 2 | 0.01 | 1 | 0.03 | +https://www.mojeek.com/bot.html |
| 27 | 2 | 0.01 | 0 | 0.00 | Windows XP |
| 28 | 2 | 0.01 | 2 | 0.06 | Linux i686 [unknown version] |
| 29 | 2 | 0.01 | 2 | 0.06 | +http://www.grapeshot.co.uk/crawler.php |
| 30 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 31 | 1 | 0.00 | 1 | 0.03 | ActiveXperts.Http |
