| Used Operating Systems |
| 1 | 3958 | 75.00 | 983 | 69.72 | Windows NT |
| 2 | 392 | 7.43 | 149 | 10.57 | +http://www.bing.com/bingbot.htm |
| 3 | 290 | 5.50 | 109 | 7.73 | +http://www.google.com/bot.html |
| 4 | 104 | 1.97 | 24 | 1.70 | +http://yandex.com/bots |
| 5 | 89 | 1.69 | 33 | 2.34 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 60 | 1.14 | 27 | 1.91 | help@moz.com |
| 7 | 45 | 0.85 | 4 | 0.28 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 8 | 42 | 0.80 | 18 | 1.28 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 28 | 0.53 | 2 | 0.14 | Android |
| 10 | 26 | 0.49 | 3 | 0.21 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 26 | 0.49 | 21 | 1.49 | +http://www.baidu.com/search/spider.html |
| 12 | 22 | 0.42 | 2 | 0.14 | Windows Phone OS 7.5 |
| 13 | 18 | 0.34 | 1 | 0.07 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 14 | 16 | 0.30 | 2 | 0.14 | +http://OpenLinkProfiler.org/bot |
| 15 | 16 | 0.30 | 2 | 0.14 | +http://www.seoprofiler.com/bot |
| 16 | 15 | 0.28 | 1 | 0.07 | +http://webmeup-crawler.com/ |
| 17 | 14 | 0.27 | 2 | 0.14 | +http://endb-consolidated.aihit.com/ |
| 18 | 10 | 0.19 | 5 | 0.35 | http://crawler.sistrix.net/ |
| 19 | 10 | 0.19 | 0 | 0.00 | Linux [unknown version] |
| 20 | 10 | 0.19 | 1 | 0.07 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 21 | 10 | 0.19 | 0 | 0.00 | Windows 98 |
| 22 | 8 | 0.15 | 1 | 0.07 | http://www.searchmetrics.com/en/searchme... |
| 23 | 7 | 0.13 | 1 | 0.07 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 24 | 7 | 0.13 | 1 | 0.07 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 25 | 6 | 0.11 | 3 | 0.21 | +http://www.grapeshot.co.uk/crawler.php |
| 26 | 6 | 0.11 | 3 | 0.21 | +http://www.exabot.com/go/robot |
| 27 | 5 | 0.09 | 2 | 0.14 | +http://www.proximic.com/info/spider.php |
| 28 | 5 | 0.09 | 0 | 0.00 | Linux 2.4.x |
| 29 | 4 | 0.08 | 0 | 0.00 | J2ME/MIDP |
| 30 | 4 | 0.08 | 2 | 0.14 | +http://www.netseer.com/crawler.html; cr... |
| 31 | 4 | 0.08 | 1 | 0.07 | Intel Mac OS X 10.6 |
| 32 | 4 | 0.08 | 2 | 0.14 | +http://fulltext.sblog.cz/ |
| 33 | 3 | 0.06 | 0 | 0.00 | Win32 |
| 34 | 2 | 0.04 | 0 | 0.00 | Macintosh PPC |
| 35 | 2 | 0.04 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 36 | 2 | 0.04 | 1 | 0.07 | +info@netcraft.com |
| 37 | 2 | 0.04 | 1 | 0.07 | ScoutJet; +http://blekko.com/about/blekk... |
| 38 | 2 | 0.04 | 1 | 0.07 | +http://siteexplorer.info/ |
| 39 | 1 | 0.02 | 1 | 0.07 | +http://tweetmeme.com/ |
| 40 | 1 | 0.02 | 1 | 0.07 | +http://www.semrush.com/bot.html |
| 41 | 1 | 0.02 | 0 | 0.00 | Linux i686 [unknown version] |
