| Used Operating Systems |
| 1 | 3636 | 45.36 | 2374 | 47.66 | Windows NT |
| 2 | 2024 | 25.25 | 1925 | 38.65 | +http://www.baidu.com/search/spider.html |
| 3 | 1000 | 12.48 | 303 | 6.08 | +http://www.google.com/bot.html |
| 4 | 532 | 6.64 | 76 | 1.53 | +http://yandex.com/bots |
| 5 | 403 | 5.03 | 199 | 4.00 | +http://www.bing.com/bingbot.htm |
| 6 | 205 | 2.56 | 23 | 0.46 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 7 | 58 | 0.72 | 14 | 0.28 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 23 | 0.29 | 6 | 0.12 | http://www.majestic12.co.uk/bot.php?+ |
| 9 | 15 | 0.19 | 12 | 0.24 | X11 |
| 10 | 14 | 0.17 | 1 | 0.02 | +http://filterdb.iss.net/crawler/ |
| 11 | 12 | 0.15 | 6 | 0.12 | +http://www.exabot.com/go/robot |
| 12 | 10 | 0.12 | 9 | 0.18 | Android 2.3.5 |
| 13 | 9 | 0.11 | 2 | 0.04 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 7 | 0.09 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 15 | 7 | 0.09 | 1 | 0.02 | +info@netcraft.com |
| 16 | 6 | 0.07 | 2 | 0.04 | +http://downloaflare.biz |
| 17 | 6 | 0.07 | 6 | 0.12 | Windows 95 |
| 18 | 5 | 0.06 | 1 | 0.02 | Linux i686 [unknown version] |
| 19 | 5 | 0.06 | 1 | 0.02 | +http://tryload.in |
| 20 | 4 | 0.05 | 2 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 21 | 4 | 0.05 | 2 | 0.04 | +http://www.meanpath.com/meanpathbot.htm... |
| 22 | 3 | 0.04 | 0 | 0.00 | Win32 |
| 23 | 3 | 0.04 | 0 | 0.00 | Macintosh PPC |
| 24 | 3 | 0.04 | 1 | 0.02 | +http://getdownload.ws |
| 25 | 3 | 0.04 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 26 | 3 | 0.04 | 1 | 0.02 | +http://overx50.com/ |
| 27 | 2 | 0.02 | 1 | 0.02 | http://crawler.sistrix.net/ |
| 28 | 2 | 0.02 | 1 | 0.02 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 29 | 2 | 0.02 | 2 | 0.04 | +http://wmaid.com/explore/ |
| 30 | 2 | 0.02 | 2 | 0.04 | Windows 98 |
| 31 | 2 | 0.02 | 2 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 32 | 2 | 0.02 | 1 | 0.02 | +http://fulltext.sblog.cz/ |
| 33 | 1 | 0.01 | 1 | 0.02 | Windows CE |
| 34 | 1 | 0.01 | 1 | 0.02 | +http://fb02itsscan.fh-muenster.de |
| 35 | 1 | 0.01 | 1 | 0.02 | Intel Mac OS X 10.4 |
| 36 | 1 | 0.01 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
