| Used Operating Systems |
| 1 | 3722 | 26.47 | 2239 | 34.54 | Windows NT |
| 2 | 2846 | 20.24 | 2433 | 37.53 | +http://www.baidu.com/search/spider.html |
| 3 | 2071 | 14.73 | 266 | 4.10 | +http://yandex.com/bots |
| 4 | 1677 | 11.93 | 52 | 0.80 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 1441 | 10.25 | 695 | 10.72 | +http://www.google.com/bot.html |
| 6 | 739 | 5.26 | 195 | 3.01 | +http://ahrefs.com/robot/ |
| 7 | 654 | 4.65 | 219 | 3.38 | +http://www.bing.com/bingbot.htm |
| 8 | 240 | 1.71 | 8 | 0.12 | +http://fulltext.sblog.cz/ |
| 9 | 122 | 0.87 | 87 | 1.34 | +http://www.linkdex.com/bots/ |
| 10 | 61 | 0.43 | 59 | 0.91 | Windows 95 |
| 11 | 40 | 0.28 | 5 | 0.08 | +http://www.similartech.com/smtbot |
| 12 | 40 | 0.28 | 12 | 0.19 | Windows 98 |
| 13 | 34 | 0.24 | 12 | 0.19 | +http://www.exabot.com/go/robot |
| 14 | 28 | 0.20 | 4 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 15 | 27 | 0.19 | 16 | 0.25 | +http://www.meanpath.com/meanpathbot.htm... |
| 16 | 25 | 0.18 | 25 | 0.39 | Linux i686 [unknown version] |
| 17 | 25 | 0.18 | 6 | 0.09 | +http://www.findxbot.com |
| 18 | 24 | 0.17 | 10 | 0.15 | http://help.yahoo.com/help/us/ysearch/sl... |
| 19 | 24 | 0.17 | 8 | 0.12 | +http://help.coccoc.com/ |
| 20 | 24 | 0.17 | 3 | 0.05 | http://crawler.007ac9.net/ |
| 21 | 15 | 0.11 | 6 | 0.09 | Windows XP |
| 22 | 15 | 0.11 | 14 | 0.22 | Windows 3.1 |
| 23 | 14 | 0.10 | 13 | 0.20 | Windows CE |
| 24 | 13 | 0.09 | 9 | 0.14 | Linux [unknown version] |
| 25 | 13 | 0.09 | 13 | 0.20 | MSIE 5.5; Windows NT 4.0 |
| 26 | 12 | 0.09 | 2 | 0.03 | http://www.searchmetrics.com/en/searchme... |
| 27 | 12 | 0.09 | 11 | 0.17 | MSIE 5.5; Windows NT 5.0 |
| 28 | 12 | 0.09 | 3 | 0.05 | http://filterdb.iss.net/crawler/ |
| 29 | 10 | 0.07 | 10 | 0.15 | Windows 2000 |
| 30 | 10 | 0.07 | 9 | 0.14 | Windows ME |
| 31 | 10 | 0.07 | 2 | 0.03 | +http://www.profound.net/domainappender |
| 32 | 9 | 0.06 | 9 | 0.14 | Linux i586 [unknown version] |
| 33 | 8 | 0.06 | 1 | 0.02 | +http://www.seokicks.de/robot.html |
| 34 | 7 | 0.05 | 7 | 0.11 | +http://www.seograph.net/bot.html |
| 35 | 6 | 0.04 | 3 | 0.05 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 36 | 6 | 0.04 | 1 | 0.02 | Android |
| 37 | 6 | 0.04 | 6 | 0.09 | +http://domainsigma.com/robot |
| 38 | 5 | 0.04 | 4 | 0.06 | +info@netcraft.com |
| 39 | 5 | 0.04 | 1 | 0.02 | +http://advbot.org/bot.html |
| 40 | 4 | 0.03 | 2 | 0.03 | support.orangebot@orange.com |
| 41 | 2 | 0.01 | 2 | 0.03 | +http://glutenfreepleasure.com/ |
| 42 | 1 | 0.01 | 1 | 0.02 | Win32 |
