| Used Operating Systems |
| 1 | 2874 | 19.60 | 1510 | 31.22 | Windows NT |
| 2 | 2797 | 19.07 | 109 | 2.25 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2640 | 18.00 | 1639 | 33.89 | +http://www.baidu.com/search/spider.html |
| 4 | 1084 | 7.39 | 520 | 10.75 | +http://www.easou.com/search/spider.html |
| 5 | 1058 | 7.21 | 301 | 6.22 | +http://www.google.com/bot.html |
| 6 | 782 | 5.33 | 123 | 2.54 | +http://yandex.com/bots |
| 7 | 627 | 4.27 | 268 | 5.54 | +http://www.bing.com/bingbot.htm |
| 8 | 452 | 3.08 | 100 | 2.07 | +http://www.linkdex.com/bots/ |
| 9 | 356 | 2.43 | 89 | 1.84 | +http://ahrefs.com/robot/ |
| 10 | 325 | 2.22 | 1 | 0.02 | http://crawler.007ac9.net/ |
| 11 | 311 | 2.12 | 1 | 0.02 | http://crawler.sistrix.net/ |
| 12 | 308 | 2.10 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 13 | 300 | 2.05 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 14 | 165 | 1.12 | 46 | 0.95 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 148 | 1.01 | 29 | 0.60 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 110 | 0.75 | 23 | 0.48 | http://www.opensiteexplorer.org/dotbot, ... |
| 17 | 67 | 0.46 | 3 | 0.06 | J2ME/MIDP |
| 18 | 40 | 0.27 | 20 | 0.41 | +http://www.meanpath.com/meanpathbot.htm... |
| 19 | 40 | 0.27 | 14 | 0.29 | +http://www.exabot.com/go/robot |
| 20 | 33 | 0.22 | 1 | 0.02 | Windows Phone OS 7.5 |
| 21 | 25 | 0.17 | 1 | 0.02 | http://www.lipperhey.com/ |
| 22 | 16 | 0.11 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 23 | 13 | 0.09 | 1 | 0.02 | crawler@mixrank.com |
| 24 | 9 | 0.06 | 0 | 0.00 | +http://www.xovibot.net/ |
| 25 | 9 | 0.06 | 4 | 0.08 | +http://www.semrush.com/bot.html |
| 26 | 8 | 0.05 | 2 | 0.04 | +http://getdownload.ws |
| 27 | 8 | 0.05 | 1 | 0.02 | +http://wmaid.com/en/explore/ |
| 28 | 7 | 0.05 | 2 | 0.04 | +http://plus5files.net |
| 29 | 7 | 0.05 | 7 | 0.14 | +http://wmaid.com/explore/ |
| 30 | 5 | 0.03 | 1 | 0.02 | Windows 98 |
| 31 | 5 | 0.03 | 0 | 0.00 | +http://siteexplorer.info/ |
| 32 | 4 | 0.03 | 4 | 0.08 | Linux [unknown version] |
| 33 | 4 | 0.03 | 1 | 0.02 | +http://galaxydownloads.co |
| 34 | 4 | 0.03 | 1 | 0.02 | X11 |
| 35 | 3 | 0.02 | 1 | 0.02 | +http://mono.name |
| 36 | 3 | 0.02 | 2 | 0.04 | Linux i686 [unknown version] |
| 37 | 3 | 0.02 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 38 | 3 | 0.02 | 1 | 0.02 | +http://opendownload.pw |
| 39 | 2 | 0.01 | 2 | 0.04 | +http://fb02itsscan.fh-muenster.de |
| 40 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 41 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 42 | 2 | 0.01 | 0 | 0.00 | Android 2.3.5 |
| 43 | 2 | 0.01 | 1 | 0.02 | +http://www.wevika.de/ |
| 44 | 1 | 0.01 | 1 | 0.02 | Auto; Windows |
| 45 | 1 | 0.01 | 1 | 0.02 | Windows 3.1 |
| 46 | 1 | 0.01 | 1 | 0.02 | +; |
| 47 | 1 | 0.01 | 1 | 0.02 | +http://gimme60.com |
