| Used Operating Systems |
| 1 | 14158 | 52.69 | 162 | 8.81 | +http://yandex.com/bots |
| 2 | 6009 | 22.36 | 343 | 18.66 | Windows NT |
| 3 | 2012 | 7.49 | 702 | 38.19 | +http://www.google.com/bot.html |
| 4 | 1572 | 5.85 | 12 | 0.65 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 1267 | 4.72 | 311 | 16.92 | http://help.yahoo.com/help/us/ysearch/sl... |
| 6 | 504 | 1.88 | 39 | 2.12 | MirrorDetector; +http://yandex.com/bots |
| 7 | 496 | 1.85 | 2 | 0.11 | +http://www.puritysearch.net/ |
| 8 | 486 | 1.81 | 202 | 10.99 | +http://www.bing.com/bingbot.htm |
| 9 | 215 | 0.80 | 20 | 1.09 | http://www.dotnetdotcom.org/, crawler@do... |
| 10 | 66 | 0.25 | 21 | 1.14 | +http://www.exabot.com/go/robot |
| 11 | 38 | 0.14 | 4 | 0.22 | Linux i686 [unknown version] |
| 12 | 22 | 0.08 | 12 | 0.65 | Windows 98 |
| 13 | 4 | 0.01 | 1 | 0.05 | GNU/Linux +http://www.archive.org |
| 14 | 4 | 0.01 | 0 | 0.00 | http://www.youdao.com/help/webmaster/spi... |
| 15 | 4 | 0.01 | 1 | 0.05 | http://www.search17.com/bot.php |
| 16 | 2 | 0.01 | 1 | 0.05 | OpenBSD [unknown version] |
| 17 | 2 | 0.01 | 1 | 0.05 | ezooms.bot@gmail.com |
| 18 | 2 | 0.01 | 1 | 0.05 | Windows 95 |
| 19 | 2 | 0.01 | 2 | 0.11 | Intel Mac OS X 10.7 |
| 20 | 1 | 0.00 | 0 | 0.00 | SunOS sun4u |
| 21 | 1 | 0.00 | 0 | 0.00 | Debian GNU/Linux - only dead fish go wit... |
| 22 | 1 | 0.00 | 1 | 0.05 | FreeBSD [unknown version] |
