| Used Operating Systems |
| 1 | 26033 | 35.58 | 8402 | 43.56 | Windows NT |
| 2 | 15912 | 21.75 | 295 | 1.53 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 7963 | 10.88 | 1475 | 7.65 | +http://www.bing.com/bingbot.htm |
| 4 | 5473 | 7.48 | 2888 | 14.97 | +http://ahrefs.com/robot/ |
| 5 | 4162 | 5.69 | 1704 | 8.83 | +http://www.google.com/bot.html |
| 6 | 2228 | 3.05 | 1989 | 10.31 | +http://www.baidu.com/search/spider.html |
| 7 | 2006 | 2.74 | 2 | 0.01 | http://crawler.007ac9.net/ |
| 8 | 2001 | 2.74 | 2 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 9 | 1739 | 2.38 | 190 | 0.99 | +http://yandex.com/bots |
| 10 | 1562 | 2.14 | 349 | 1.81 | http://www.opensiteexplorer.org/dotbot, ... |
| 11 | 1314 | 1.80 | 889 | 4.61 | +http://www.easou.com/search/spider.html |
| 12 | 973 | 1.33 | 432 | 2.24 | +http://www.linkdex.com/bots/ |
| 13 | 498 | 0.68 | 1 | 0.01 | http://crawler.sistrix.net/ |
| 14 | 364 | 0.50 | 263 | 1.36 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 280 | 0.38 | 4 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 16 | 188 | 0.26 | 173 | 0.90 | +http://www.xovibot.net/ |
| 17 | 137 | 0.19 | 88 | 0.46 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 18 | 75 | 0.10 | 41 | 0.21 | +http://www.exabot.com/go/robot |
| 19 | 59 | 0.08 | 29 | 0.15 | +http://www.proximic.com/info/spider.php |
| 20 | 30 | 0.04 | 15 | 0.08 | +http://www.meanpath.com/meanpathbot.htm... |
| 21 | 29 | 0.04 | 4 | 0.02 | +http://www.profound.net/domainappender |
| 22 | 12 | 0.02 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 23 | 12 | 0.02 | 6 | 0.03 | +http://help.coccoc.com/ |
| 24 | 12 | 0.02 | 7 | 0.04 | Intel Mac OS X 10.6 |
| 25 | 11 | 0.02 | 1 | 0.01 | crawler@mixrank.com |
| 26 | 11 | 0.02 | 7 | 0.04 | +http://www.grapeshot.co.uk/crawler.php |
| 27 | 9 | 0.01 | 4 | 0.02 | +http://www.semrush.com/bot.html |
| 28 | 6 | 0.01 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 29 | 6 | 0.01 | 3 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 30 | 6 | 0.01 | 3 | 0.02 | X11 |
| 31 | 4 | 0.01 | 1 | 0.01 | +http://uni5download.com |
| 32 | 4 | 0.01 | 1 | 0.01 | +http://getdownload.ws |
| 33 | 4 | 0.01 | 1 | 0.01 | +http://mono.name |
| 34 | 4 | 0.01 | 1 | 0.01 | +http://plus5files.net |
| 35 | 4 | 0.01 | 1 | 0.01 | +http://galaxydownloads.co |
| 36 | 4 | 0.01 | 1 | 0.01 | +http://wmaid.com/en/explore/ |
| 37 | 3 | 0.00 | 3 | 0.02 | Linux i686 [unknown version] |
| 38 | 3 | 0.00 | 2 | 0.01 | Android 2.3.5 |
| 39 | 3 | 0.00 | 1 | 0.01 | +http://opendownload.pw |
| 40 | 2 | 0.00 | 2 | 0.01 | +http://fb02itsscan.fh-muenster.de |
| 41 | 2 | 0.00 | 1 | 0.01 | Mail.RU_Bot/Robots; +http://go.mail.ru/h... |
| 42 | 2 | 0.00 | 2 | 0.01 | Windows 95 |
| 43 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 44 | 2 | 0.00 | 1 | 0.01 | Windows 98 |
| 45 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 46 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 47 | 1 | 0.00 | 0 | 0.00 | +http://siteexplorer.info/ |
| 48 | 1 | 0.00 | 1 | 0.01 | +http://gimme60.com |
| 49 | 1 | 0.00 | 1 | 0.01 | Windows ME |
