| Used Operating Systems |
| 1 | 875 | 36.46 | 444 | 37.09 | Windows NT |
| 2 | 365 | 15.21 | 207 | 17.29 | +http://www.bing.com/bingbot.htm |
| 3 | 237 | 9.88 | 134 | 11.19 | +http://www.google.com/bot.html |
| 4 | 228 | 9.50 | 66 | 5.51 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 145 | 6.04 | 64 | 5.35 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 108 | 4.50 | 105 | 8.77 | +http://www.baidu.com/search/spider.html |
| 7 | 63 | 2.62 | 7 | 0.58 | +http://OpenLinkProfiler.org/bot |
| 8 | 53 | 2.21 | 25 | 2.09 | +http://yandex.com/bots |
| 9 | 36 | 1.50 | 4 | 0.33 | +http://webmeup-crawler.com/ |
| 10 | 28 | 1.17 | 11 | 0.92 | +http://fulltext.sblog.cz/ |
| 11 | 26 | 1.08 | 8 | 0.67 | Windows XP |
| 12 | 25 | 1.04 | 13 | 1.09 | Windows 98 |
| 13 | 21 | 0.88 | 9 | 0.75 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 21 | 0.88 | 16 | 1.34 | Windows 95 |
| 15 | 19 | 0.79 | 2 | 0.17 | Linux [unknown version] |
| 16 | 18 | 0.75 | 8 | 0.67 | http://www.botje.com/plukkie.htm |
| 17 | 16 | 0.67 | 11 | 0.92 | MSIE 5.5; Windows NT 5.0 |
| 18 | 15 | 0.62 | 6 | 0.50 | +http://www.semrush.com/bot.html |
| 19 | 15 | 0.62 | 8 | 0.67 | +http://www.exabot.com/go/robot |
| 20 | 12 | 0.50 | 8 | 0.67 | Windows ME |
| 21 | 11 | 0.46 | 7 | 0.58 | Auto; Windows |
| 22 | 10 | 0.42 | 5 | 0.42 | +http://ahrefs.com/robot/ |
| 23 | 10 | 0.42 | 8 | 0.67 | MSIE 5.5; Windows NT 4.0 |
| 24 | 8 | 0.33 | 2 | 0.17 | Linux i686 [unknown version] |
| 25 | 8 | 0.33 | 1 | 0.08 | +http://megaindex.com/crawler |
| 26 | 8 | 0.33 | 4 | 0.33 | +http://www.meanpath.com/meanpathbot.htm... |
| 27 | 3 | 0.12 | 3 | 0.25 | ) - BrowseX (2.0.0 Windows |
| 28 | 2 | 0.08 | 2 | 0.17 | Windows CE |
| 29 | 2 | 0.08 | 2 | 0.17 | Windows 2000 |
| 30 | 2 | 0.08 | 1 | 0.08 | +info@netcraft.com |
| 31 | 2 | 0.08 | 1 | 0.08 | X11 |
| 32 | 2 | 0.08 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 33 | 2 | 0.08 | 2 | 0.17 | +http://www.grapeshot.co.uk/crawler.php |
| 34 | 1 | 0.04 | 1 | 0.08 | +https://gimmeusa.com/crawler.html |
| 35 | 1 | 0.04 | 1 | 0.08 | +http://www.privacyaware.org |
| 36 | 1 | 0.04 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 37 | 1 | 0.04 | 1 | 0.08 | +http://www.uptime.com/uptimebot |
