| Used Operating Systems |
| 1 | 4557 | 25.13 | 140 | 2.52 | http://www.opensiteexplorer.org/dotbot, ... |
| 2 | 3820 | 21.06 | 810 | 14.55 | Windows NT |
| 3 | 3162 | 17.43 | 2598 | 46.68 | +http://www.baidu.com/search/spider.html |
| 4 | 1506 | 8.30 | 71 | 1.28 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 1304 | 7.19 | 486 | 8.73 | +http://www.bing.com/bingbot.htm |
| 6 | 1248 | 6.88 | 166 | 2.98 | +http://yandex.com/bots |
| 7 | 869 | 4.79 | 548 | 9.85 | +http://www.google.com/bot.html |
| 8 | 396 | 2.18 | 245 | 4.40 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 367 | 2.02 | 122 | 2.19 | +http://www.linkdex.com/bots/ |
| 10 | 234 | 1.29 | 177 | 3.18 | +http://ahrefs.com/robot/ |
| 11 | 104 | 0.57 | 2 | 0.04 | +http://advbot.net/bot.html |
| 12 | 101 | 0.56 | 47 | 0.84 | +http://www.semrush.com/bot.html |
| 13 | 60 | 0.33 | 16 | 0.29 | +http://www.profound.net/domainappender |
| 14 | 55 | 0.30 | 6 | 0.11 | +http://www.easou.com/search/spider.html |
| 15 | 45 | 0.25 | 26 | 0.47 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 36 | 0.20 | 18 | 0.32 | +http://duckduckgo.com |
| 17 | 33 | 0.18 | 5 | 0.09 | +http://fulltext.sblog.cz/ |
| 18 | 25 | 0.14 | 12 | 0.22 | +http://www.exabot.com/go/robot |
| 19 | 22 | 0.12 | 22 | 0.40 | +http://www.xovibot.net/ |
| 20 | 19 | 0.10 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 21 | 18 | 0.10 | 2 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 22 | 15 | 0.08 | 4 | 0.07 | http://crawler.sistrix.net/ |
| 23 | 14 | 0.08 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 24 | 13 | 0.07 | 1 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 25 | 11 | 0.06 | 6 | 0.11 | support.orangebot@orange.com |
| 26 | 10 | 0.06 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 27 | 9 | 0.05 | 1 | 0.02 | http://www.lipperhey.com/ |
| 28 | 8 | 0.04 | 4 | 0.07 | +http://www.meanpath.com/meanpathbot.htm... |
| 29 | 7 | 0.04 | 1 | 0.02 | +https://www.megaindex.ru/?tab=linkAnaly... |
| 30 | 6 | 0.03 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 31 | 6 | 0.03 | 4 | 0.07 | Linux i686 [unknown version] |
| 32 | 6 | 0.03 | 6 | 0.11 | +http://domainsigma.com/robot |
| 33 | 5 | 0.03 | 0 | 0.00 | http://www.bing.com/bingbot.htm |
| 34 | 5 | 0.03 | 3 | 0.05 | Linux [unknown version] |
| 35 | 5 | 0.03 | 4 | 0.07 | +info@netcraft.com |
| 36 | 4 | 0.02 | 2 | 0.04 | +http://help.coccoc.com/ |
| 37 | 4 | 0.02 | 2 | 0.04 | +http://www.domainoptima.com/robot |
| 38 | 4 | 0.02 | 0 | 0.00 | Windows Phone OS 7.0 |
| 39 | 4 | 0.02 | 1 | 0.02 | +http://get4dl.net |
| 40 | 3 | 0.02 | 1 | 0.02 | Windows XP |
| 41 | 3 | 0.02 | 0 | 0.00 | FreeBSD [unknown version] |
| 42 | 2 | 0.01 | 1 | 0.02 | http://dazoo.fr |
| 43 | 2 | 0.01 | 0 | 0.00 | J2ME/MIDP |
| 44 | 2 | 0.01 | 1 | 0.02 | Android |
| 45 | 2 | 0.01 | 0 | 0.00 | http://drive.google.com |
| 46 | 2 | 0.01 | 1 | 0.02 | +http://gimme60.com |
| 47 | 1 | 0.01 | 1 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 48 | 1 | 0.01 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 49 | 1 | 0.01 | 1 | 0.02 | +; |
