| Used Operating Systems by Visits |
| 1 | 15690 | 19.91 | 3960 | 59.59 | +http://ahrefs.com/robot/ |
| 2 | 1551 | 1.97 | 712 | 10.71 | +http://www.baidu.com/search/spider.html |
| 3 | 30650 | 38.89 | 618 | 9.30 | +http://yandex.com/bots |
| 4 | 5435 | 6.90 | 493 | 7.42 | Windows NT |
| 5 | 1276 | 1.62 | 356 | 5.36 | Intel Mac OS X 10.6 |
| 6 | 13385 | 16.98 | 152 | 2.29 | http://mj12bot.com/ |
| 7 | 807 | 1.02 | 102 | 1.53 | +http://www.google.com/bot.html |
| 8 | 799 | 1.01 | 68 | 1.02 | +http://www.bing.com/bingbot.htm |
| 9 | 115 | 0.15 | 37 | 0.56 | +http://www.linkdex.com/bots/ |
| 10 | 132 | 0.17 | 16 | 0.24 | +http://help.coccoc.com/searchengine |
| 11 | 36 | 0.05 | 13 | 0.20 | Windows XP |
| 12 | 2249 | 2.85 | 12 | 0.18 | http://www.majestic12.co.uk/bot.php?+ |
| 13 | 25 | 0.03 | 11 | 0.17 | Windows 95 |
| 14 | 22 | 0.03 | 10 | 0.15 | +http://www.exabot.com/go/robot |
| 15 | 985 | 1.25 | 9 | 0.14 | +http://www.semrush.com/bot.html |
| 16 | 1100 | 1.40 | 8 | 0.12 | +spider@seoscanners.net |
| 17 | 16 | 0.02 | 8 | 0.12 | Windows 98 |
| 18 | 8 | 0.01 | 6 | 0.09 | MSIE 5.5; Windows NT 4.0 |
| 19 | 153 | 0.19 | 5 | 0.08 | +http://siteexplorer.info/Backlink-Check... |
| 20 | 8 | 0.01 | 4 | 0.06 | Windows 2000 |
| 21 | 108 | 0.14 | 4 | 0.06 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 22 | 10 | 0.01 | 4 | 0.06 | Auto; Windows |
| 23 | 116 | 0.15 | 4 | 0.06 | http://help.yahoo.com/help/us/ysearch/sl... |
| 24 | 452 | 0.57 | 4 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 25 | 4 | 0.01 | 3 | 0.05 | Linux i686 [unknown version] |
| 26 | 2134 | 2.71 | 3 | 0.05 | +http://napoveda.seznam.cz/en/seznambot-... |
| 27 | 22 | 0.03 | 2 | 0.03 | crawler@mixrank.com |
| 28 | 2 | 0.00 | 2 | 0.03 | Windows CE |
| 29 | 14 | 0.02 | 2 | 0.03 | http://www.opensiteexplorer.org/dotbot, ... |
| 30 | 472 | 0.60 | 2 | 0.03 | +http://www.warebay.com/bot.html |
| 31 | 4 | 0.01 | 2 | 0.03 | http://www.botje.com/plukkie.htm |
| 32 | 4 | 0.01 | 2 | 0.03 | Windows 3.1 |
| 33 | 4 | 0.01 | 2 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 34 | 2 | 0.00 | 2 | 0.03 | +info@netcraft.com |
| 35 | 860 | 1.09 | 2 | 0.03 | +http://webmeup-crawler.com/ |
| 36 | 12 | 0.02 | 2 | 0.03 | WinHttp.WinHttpRequest.5 |
| 37 | 1 | 0.00 | 1 | 0.02 | Linux 2.4.x |
| 38 | 5 | 0.01 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 39 | 1 | 0.00 | 1 | 0.02 | +http://duckduckgo.com |
| 40 | 2 | 0.00 | 0 | 0.00 | Linux [unknown version] |
| 41 | 138 | 0.18 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
