| Used Operating Systems |
| 1 | 2270 | 51.15 | 1561 | 61.10 | Windows NT |
| 2 | 1355 | 30.53 | 691 | 27.05 | +http://www.google.com/bot.html |
| 3 | 229 | 5.16 | 86 | 3.37 | +http://www.bing.com/bingbot.htm |
| 4 | 195 | 4.39 | 70 | 2.74 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 181 | 4.08 | 32 | 1.25 | +http://yandex.com/bots |
| 6 | 56 | 1.26 | 49 | 1.92 | +http://www.baidu.com/search/spider.html |
| 7 | 30 | 0.68 | 15 | 0.59 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 14 | 0.32 | 2 | 0.08 | +http://OpenLinkProfiler.org/bot |
| 9 | 12 | 0.27 | 2 | 0.08 | crawler@mixrank.com |
| 10 | 12 | 0.27 | 2 | 0.08 | +http://www.aihitdata.com/about |
| 11 | 11 | 0.25 | 1 | 0.04 | +http://webmeup-crawler.com/ |
| 12 | 10 | 0.23 | 10 | 0.39 | Windows 95 |
| 13 | 10 | 0.23 | 5 | 0.20 | +http://www.meanpath.com/meanpathbot.htm... |
| 14 | 9 | 0.20 | 5 | 0.20 | X11 |
| 15 | 8 | 0.18 | 2 | 0.08 | +http://t2downloads.xyz |
| 16 | 6 | 0.14 | 2 | 0.08 | +http://trumpetsheetmusic.org |
| 17 | 4 | 0.09 | 4 | 0.16 | Windows 2000 |
| 18 | 4 | 0.09 | 1 | 0.04 | +http://medialine-it.com |
| 19 | 4 | 0.09 | 1 | 0.04 | +http://mercedes-w123.net |
| 20 | 3 | 0.07 | 3 | 0.12 | +http://fb02itsscan.fh-muenster.de |
| 21 | 3 | 0.07 | 1 | 0.04 | +http://isdownload.biz |
| 22 | 3 | 0.07 | 2 | 0.08 | +info@netcraft.com |
| 23 | 2 | 0.05 | 2 | 0.08 | Windows XP |
| 24 | 2 | 0.05 | 2 | 0.08 | Linux i686 [unknown version] |
| 25 | 2 | 0.05 | 2 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 26 | 1 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 27 | 1 | 0.02 | 1 | 0.04 | Windows ME |
| 28 | 1 | 0.02 | 1 | 0.04 | MSIE 5.5; Windows NT 4.0 |
