| Used Operating Systems |
| 1 | 3385 | 41.92 | 2585 | 67.00 | +http://www.baidu.com/search/spider.html |
| 2 | 1724 | 21.35 | 137 | 3.55 | +http://yandex.com/bots |
| 3 | 1128 | 13.97 | 355 | 9.20 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 662 | 8.20 | 318 | 8.24 | Windows NT |
| 5 | 465 | 5.76 | 181 | 4.69 | +http://www.bing.com/bingbot.htm |
| 6 | 237 | 2.94 | 121 | 3.14 | +http://www.google.com/bot.html |
| 7 | 157 | 1.94 | 15 | 0.39 | +http://napoveda.seznam.cz/en/seznambot-... |
| 8 | 58 | 0.72 | 24 | 0.62 | +http://www.semrush.com/bot.html |
| 9 | 45 | 0.56 | 5 | 0.13 | +http://OpenLinkProfiler.org/bot |
| 10 | 40 | 0.50 | 36 | 0.93 | Windows 95 |
| 11 | 35 | 0.43 | 11 | 0.29 | +http://ahrefs.com/robot/ |
| 12 | 28 | 0.35 | 14 | 0.36 | Windows 98 |
| 13 | 26 | 0.32 | 2 | 0.05 | +https://www.dataprovider.com/ |
| 14 | 10 | 0.12 | 4 | 0.10 | +http://siteexplorer.info/ |
| 15 | 8 | 0.10 | 3 | 0.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 8 | 0.10 | 2 | 0.05 | +http://www.profound.net/domainappender |
| 17 | 7 | 0.09 | 5 | 0.13 | Windows XP |
| 18 | 6 | 0.07 | 5 | 0.13 | Auto; Windows |
| 19 | 6 | 0.07 | 6 | 0.16 | Windows ME |
| 20 | 6 | 0.07 | 4 | 0.10 | Windows 3.1 |
| 21 | 6 | 0.07 | 4 | 0.10 | +info@netcraft.com |
| 22 | 5 | 0.06 | 5 | 0.13 | MSIE 5.5; Windows NT 5.0 |
| 23 | 4 | 0.05 | 4 | 0.10 | Windows CE |
| 24 | 4 | 0.05 | 1 | 0.03 | +http://webmeup-crawler.com/ |
| 25 | 4 | 0.05 | 4 | 0.10 | ) - BrowseX (2.0.0 Windows |
| 26 | 4 | 0.05 | 2 | 0.05 | +http://www.exabot.com/go/robot |
| 27 | 2 | 0.02 | 2 | 0.05 | http://nmap.org/book/nse.html |
| 28 | 2 | 0.02 | 1 | 0.03 | +http://duckduckgo.com |
| 29 | 1 | 0.01 | 1 | 0.03 | Windows 2000 |
| 30 | 1 | 0.01 | 1 | 0.03 | Linux [unknown version] |
