| Used Operating Systems |
| 1 | 1668 | 29.00 | 407 | 20.95 | Windows NT |
| 2 | 1135 | 19.73 | 303 | 15.59 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 581 | 10.10 | 298 | 15.34 | +http://www.google.com/bot.html |
| 4 | 428 | 7.44 | 163 | 8.39 | +http://www.bing.com/bingbot.htm |
| 5 | 384 | 6.68 | 62 | 3.19 | +http://yandex.com/bots |
| 6 | 257 | 4.47 | 227 | 11.68 | +http://www.baidu.com/search/spider.html |
| 7 | 194 | 3.37 | 109 | 5.61 | +http://www.uptime.com/uptimebot |
| 8 | 170 | 2.96 | 52 | 2.68 | +http://napoveda.seznam.cz/en/seznambot-... |
| 9 | 159 | 2.76 | 41 | 2.11 | Windows 95 |
| 10 | 146 | 2.54 | 44 | 2.26 | Windows XP |
| 11 | 102 | 1.77 | 45 | 2.32 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 100 | 1.74 | 21 | 1.08 | Windows 98 |
| 13 | 87 | 1.51 | 67 | 3.45 | +http://ahrefs.com/robot/ |
| 14 | 63 | 1.10 | 7 | 0.36 | +http://www.seokicks.de/robot.html |
| 15 | 52 | 0.90 | 2 | 0.10 | +https://www.dataprovider.com/ |
| 16 | 47 | 0.82 | 33 | 1.70 | +http://www.semrush.com/bot.html |
| 17 | 45 | 0.78 | 14 | 0.72 | Windows CE |
| 18 | 22 | 0.38 | 8 | 0.41 | Windows 2000 |
| 19 | 18 | 0.31 | 6 | 0.31 | Windows 3.1 |
| 20 | 12 | 0.21 | 4 | 0.21 | Auto; Windows |
| 21 | 12 | 0.21 | 2 | 0.10 | Linux i686 [unknown version] |
| 22 | 10 | 0.17 | 5 | 0.26 | +http://OpenLinkProfiler.org/bot |
| 23 | 10 | 0.17 | 2 | 0.10 | Windows ME |
| 24 | 10 | 0.17 | 6 | 0.31 | +http://siteexplorer.info/ |
| 25 | 9 | 0.16 | 5 | 0.26 | +http://www.exabot.com/go/robot |
| 26 | 6 | 0.10 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 27 | 4 | 0.07 | 2 | 0.10 | +http://www.lumtel.com/bot/ |
| 28 | 4 | 0.07 | 2 | 0.10 | +https://www.mojeek.com/bot.html |
| 29 | 4 | 0.07 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 30 | 4 | 0.07 | 0 | 0.00 | +https://www.google.com/bot.html |
| 31 | 4 | 0.07 | 2 | 0.10 | +http://duckduckgo.com |
| 32 | 2 | 0.03 | 2 | 0.10 | MSIE 5.5; Windows NT 5.0 |
| 33 | 2 | 0.03 | 2 | 0.10 | +http://megaindex.com/crawler |
| 34 | 1 | 0.02 | 0 | 0.00 | J2ME/MIDP |
