| Used Operating Systems |
| 1 | 17964 | 70.69 | 172 | 3.82 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3016 | 11.87 | 2524 | 56.11 | +http://www.baidu.com/search/spider.html |
| 3 | 1677 | 6.60 | 795 | 17.67 | Windows NT |
| 4 | 795 | 3.13 | 242 | 5.38 | +http://www.xovibot.net/ |
| 5 | 571 | 2.25 | 294 | 6.54 | +http://www.google.com/bot.html |
| 6 | 544 | 2.14 | 183 | 4.07 | +http://www.bing.com/bingbot.htm |
| 7 | 448 | 1.76 | 89 | 1.98 | +http://yandex.com/bots |
| 8 | 207 | 0.81 | 115 | 2.56 | +http://www.linkdex.com/bots/ |
| 9 | 22 | 0.09 | 5 | 0.11 | +http://ahrefs.com/robot/ |
| 10 | 16 | 0.06 | 8 | 0.18 | +http://help.coccoc.com/ |
| 11 | 12 | 0.05 | 6 | 0.13 | +http://www.meanpath.com/meanpathbot.htm... |
| 12 | 10 | 0.04 | 5 | 0.11 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 10 | 0.04 | 5 | 0.11 | +http://www.exabot.com/go/robot |
| 14 | 8 | 0.03 | 4 | 0.09 | +http://OpenLinkProfiler.org/bot |
| 15 | 8 | 0.03 | 4 | 0.09 | http://www.botje.com/plukkie.htm |
| 16 | 8 | 0.03 | 4 | 0.09 | Windows 95 |
| 17 | 8 | 0.03 | 1 | 0.02 | +http://www.semrush.com/bot.html |
| 18 | 8 | 0.03 | 0 | 0.00 | +http://fulltext.sblog.cz/ |
| 19 | 8 | 0.03 | 4 | 0.09 | +http://duckduckgo.com |
| 20 | 7 | 0.03 | 2 | 0.04 | Windows 98 |
| 21 | 6 | 0.02 | 2 | 0.04 | +https://www.lipperhey.com/en/about/ |
| 22 | 6 | 0.02 | 4 | 0.09 | X11 |
| 23 | 5 | 0.02 | 2 | 0.04 | +http://www.parsijoo.ir/; crawler@parsij... |
| 24 | 5 | 0.02 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 25 | 4 | 0.02 | 4 | 0.09 | info@muso.com; +http://www.muso.com |
| 26 | 4 | 0.02 | 2 | 0.04 | +https://deusu.de/robot.html |
| 27 | 4 | 0.02 | 2 | 0.04 | Windows 2000 |
| 28 | 4 | 0.02 | 1 | 0.02 | +; |
| 29 | 3 | 0.01 | 1 | 0.02 | +http://www.warebay.com/bot.html |
| 30 | 3 | 0.01 | 3 | 0.07 | +http://glutenfreepleasure.com/ |
| 31 | 3 | 0.01 | 3 | 0.07 | Linux i686 [unknown version] |
| 32 | 3 | 0.01 | 2 | 0.04 | +info@netcraft.com |
| 33 | 2 | 0.01 | 1 | 0.02 | http://www.tkl.iis.u-tokyo.ac.jp/~crawle... |
| 34 | 2 | 0.01 | 2 | 0.04 | http://nmap.org/book/nse.html |
| 35 | 2 | 0.01 | 1 | 0.02 | +http://www.apple.com/go/applebot |
| 36 | 1 | 0.00 | 1 | 0.02 | +http://privatewww.essex.ac.uk/~jcread/W... |
| 37 | 1 | 0.00 | 0 | 0.00 | SpreadTrum |
| 38 | 1 | 0.00 | 1 | 0.02 | Linux [unknown version] |
| 39 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 40 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 41 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 42 | 1 | 0.00 | 1 | 0.02 | +http://megaindex.com/crawler |
| 43 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
