| Used Operating Systems |
| 1 | 35512 | 80.40 | 4596 | 67.77 | Windows NT |
| 2 | 2477 | 5.61 | 628 | 9.26 | +http://www.google.com/bot.html |
| 3 | 1686 | 3.82 | 157 | 2.31 | +http://www.baidu.com/search/spider.html |
| 4 | 1318 | 2.98 | 194 | 2.86 | +http://www.bing.com/bingbot.htm |
| 5 | 492 | 1.11 | 20 | 0.29 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 418 | 0.95 | 341 | 5.03 | Windows 95 |
| 7 | 286 | 0.65 | 46 | 0.68 | +http://yandex.com/bots |
| 8 | 250 | 0.57 | 50 | 0.74 | Windows 98 |
| 9 | 200 | 0.45 | 6 | 0.09 | +http://fulltext.sblog.cz/ |
| 10 | 193 | 0.44 | 26 | 0.38 | +http://ahrefs.com/robot/ |
| 11 | 113 | 0.26 | 37 | 0.55 | +http://www.linkdex.com/bots/ |
| 12 | 81 | 0.18 | 69 | 1.02 | Windows 3.1 |
| 13 | 80 | 0.18 | 10 | 0.15 | +https://www.megaindex.ru/?tab=linkAnaly... |
| 14 | 78 | 0.18 | 26 | 0.38 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 75 | 0.17 | 7 | 0.10 | Windows XP |
| 16 | 73 | 0.17 | 67 | 0.99 | ) - BrowseX (2.0.0 Windows |
| 17 | 72 | 0.16 | 70 | 1.03 | Windows 2000 |
| 18 | 71 | 0.16 | 5 | 0.07 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 19 | 69 | 0.16 | 63 | 0.93 | MSIE 5.5; Windows NT 5.0 |
| 20 | 67 | 0.15 | 63 | 0.93 | MSIE 5.5; Windows NT 4.0 |
| 21 | 64 | 0.14 | 57 | 0.84 | Windows ME |
| 22 | 63 | 0.14 | 58 | 0.86 | Windows CE |
| 23 | 49 | 0.11 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 24 | 48 | 0.11 | 28 | 0.41 | Linux i686 [unknown version] |
| 25 | 44 | 0.10 | 44 | 0.65 | Auto; Windows |
| 26 | 33 | 0.07 | 1 | 0.01 | +http://www.seokicks.de/robot.html |
| 27 | 26 | 0.06 | 1 | 0.01 | +https://www.aihitdata.com/about |
| 28 | 21 | 0.05 | 7 | 0.10 | +http://www.profound.net/domainappender |
| 29 | 21 | 0.05 | 9 | 0.13 | +http://www.exabot.com/go/robot |
| 30 | 20 | 0.05 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 31 | 20 | 0.05 | 17 | 0.25 | +http://www.xovibot.net/ |
| 32 | 17 | 0.04 | 16 | 0.24 | Linux [unknown version] |
| 33 | 17 | 0.04 | 3 | 0.04 | http://crawler.007ac9.net/ |
| 34 | 16 | 0.04 | 8 | 0.12 | +http://duckduckgo.com |
| 35 | 15 | 0.03 | 14 | 0.21 | Linux i586 [unknown version] |
| 36 | 13 | 0.03 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 37 | 12 | 0.03 | 6 | 0.09 | +http://www.meanpath.com/meanpathbot.htm... |
| 38 | 11 | 0.02 | 1 | 0.01 | +http://www.findxbot.com |
| 39 | 10 | 0.02 | 0 | 0.00 | snap; +http://support.embed.ly/ |
| 40 | 8 | 0.02 | 6 | 0.09 | http://www.bing.com/bingbot.htm |
| 41 | 7 | 0.02 | 5 | 0.07 | Android |
| 42 | 5 | 0.01 | 2 | 0.03 | +http://help.coccoc.com/ |
| 43 | 3 | 0.01 | 2 | 0.03 | +http://www.seograph.net/bot.html |
| 44 | 3 | 0.01 | 3 | 0.04 | +http://www.domaintuno.com/robot |
| 45 | 3 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 46 | 2 | 0.00 | 1 | 0.01 | +http://www.netseer.com/crawler.html; cr... |
| 47 | 2 | 0.00 | 2 | 0.03 | +https://www.domaintuno.com/robot |
| 48 | 2 | 0.00 | 2 | 0.03 | X11 |
| 49 | 1 | 0.00 | 1 | 0.01 | +http://support.embed.ly/ |
| 50 | 1 | 0.00 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 51 | 1 | 0.00 | 1 | 0.01 | IRIX64 7.0 IP53 |
| 52 | 1 | 0.00 | 0 | 0.00 | http://drive.google.com |
| 53 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
