| Used Operating Systems |
| 1 | 13552 | 29.48 | 2022 | 26.38 | Windows NT |
| 2 | 10253 | 22.30 | 436 | 5.69 | +http://ahrefs.com/robot/ |
| 3 | 6619 | 14.40 | 1 | 0.01 | +http://megaindex.com/crawler |
| 4 | 5029 | 10.94 | 45 | 0.59 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 4605 | 10.02 | 3558 | 46.42 | +http://www.baidu.com/search/spider.html |
| 6 | 2388 | 5.19 | 532 | 6.94 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 1018 | 2.21 | 25 | 0.33 | Windows XP |
| 8 | 993 | 2.16 | 425 | 5.54 | +http://www.google.com/bot.html |
| 9 | 345 | 0.75 | 104 | 1.36 | +http://www.linkdex.com/bots/ |
| 10 | 335 | 0.73 | 160 | 2.09 | +http://www.bing.com/bingbot.htm |
| 11 | 294 | 0.64 | 143 | 1.87 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 157 | 0.34 | 70 | 0.91 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 128 | 0.28 | 57 | 0.74 | +http://yandex.com/bots |
| 14 | 64 | 0.14 | 2 | 0.03 | +http://www.findxbot.com |
| 15 | 33 | 0.07 | 11 | 0.14 | +http://www.exabot.com/go/robot |
| 16 | 23 | 0.05 | 7 | 0.09 | Windows 98 |
| 17 | 20 | 0.04 | 19 | 0.25 | +info@netcraft.com |
| 18 | 16 | 0.03 | 5 | 0.07 | X11 |
| 19 | 14 | 0.03 | 2 | 0.03 | http://filterdb.iss.net/crawler/ |
| 20 | 11 | 0.02 | 4 | 0.05 | AyeAyeBot |
| 21 | 11 | 0.02 | 9 | 0.12 | Windows 95 |
| 22 | 8 | 0.02 | 3 | 0.04 | Windows ME |
| 23 | 8 | 0.02 | 0 | 0.00 | Android 2.3.5 |
| 24 | 7 | 0.02 | 1 | 0.01 | +http://www.semrush.com/bot.html |
| 25 | 6 | 0.01 | 2 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 26 | 5 | 0.01 | 3 | 0.04 | Windows 2000 |
| 27 | 5 | 0.01 | 3 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 28 | 4 | 0.01 | 3 | 0.04 | Windows 3.1 |
| 29 | 4 | 0.01 | 2 | 0.03 | +http://fulltext.sblog.cz/ |
| 30 | 3 | 0.01 | 2 | 0.03 | +http://sur.ly/bot.html |
| 31 | 3 | 0.01 | 2 | 0.03 | http://nmap.org/book/nse.html |
| 32 | 3 | 0.01 | 2 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 33 | 2 | 0.00 | 0 | 0.00 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 34 | 2 | 0.00 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 35 | 2 | 0.00 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 36 | 1 | 0.00 | 1 | 0.01 | Windows CE |
| 37 | 1 | 0.00 | 1 | 0.01 | Auto; Windows |
| 38 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
