| Used Operating Systems |
| 1 | 2342 | 15.78 | 2054 | 45.22 | +http://www.baidu.com/search/spider.html |
| 2 | 2317 | 15.61 | 164 | 3.61 | +http://www.semrush.com/bot.html |
| 3 | 1998 | 13.46 | 267 | 5.88 | Windows NT |
| 4 | 1781 | 12.00 | 425 | 9.36 | +http://www.bing.com/bingbot.htm |
| 5 | 1373 | 9.25 | 182 | 4.01 | +http://yandex.com/bots |
| 6 | 1091 | 7.35 | 207 | 4.56 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 1022 | 6.89 | 567 | 12.48 | +http://www.google.com/bot.html |
| 8 | 813 | 5.48 | 361 | 7.95 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 684 | 4.61 | 3 | 0.07 | +http://OpenLinkProfiler.org/bot |
| 10 | 599 | 4.04 | 32 | 0.70 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 259 | 1.75 | 113 | 2.49 | +http://ahrefs.com/robot/ |
| 12 | 130 | 0.88 | 2 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 127 | 0.86 | 58 | 1.28 | +http://www.linkdex.com/bots/ |
| 14 | 36 | 0.24 | 12 | 0.26 | Windows 98 |
| 15 | 33 | 0.22 | 5 | 0.11 | +http://siteexplorer.info/ |
| 16 | 27 | 0.18 | 3 | 0.07 | +http://www.seokicks.de/robot.html |
| 17 | 27 | 0.18 | 9 | 0.20 | +http://www.profound.net/domainappender |
| 18 | 24 | 0.16 | 12 | 0.26 | Windows 95 |
| 19 | 24 | 0.16 | 2 | 0.04 | +https://www.dataprovider.com/ |
| 20 | 20 | 0.13 | 9 | 0.20 | +spider@seoscanners.net |
| 21 | 16 | 0.11 | 8 | 0.18 | http://www.opensiteexplorer.org/dotbot, ... |
| 22 | 16 | 0.11 | 8 | 0.18 | +http://duckduckgo.com |
| 23 | 13 | 0.09 | 7 | 0.15 | +http://www.exabot.com/go/robot |
| 24 | 12 | 0.08 | 5 | 0.11 | +https://deusu.de/robot.html |
| 25 | 12 | 0.08 | 4 | 0.09 | Windows XP |
| 26 | 10 | 0.07 | 5 | 0.11 | Windows 3.1 |
| 27 | 4 | 0.03 | 2 | 0.04 | support.orangebot@orange.com |
| 28 | 4 | 0.03 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 29 | 3 | 0.02 | 3 | 0.07 | Windows 2000 |
| 30 | 3 | 0.02 | 2 | 0.04 | +info@netcraft.com |
| 31 | 3 | 0.02 | 2 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 32 | 3 | 0.02 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 33 | 3 | 0.02 | 2 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 34 | 2 | 0.01 | 2 | 0.04 | Windows ME |
| 35 | 2 | 0.01 | 0 | 0.00 | Linux i686 [unknown version] |
| 36 | 1 | 0.01 | 1 | 0.02 | Windows CE |
| 37 | 1 | 0.01 | 1 | 0.02 | +https://gimmeusa.com/crawler.html |
| 38 | 1 | 0.01 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 39 | 1 | 0.01 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 40 | 1 | 0.01 | 0 | 0.00 | +http://corp.sputnik.ru/webmaster |
| 41 | 1 | 0.01 | 0 | 0.00 | FreeBSD [unknown version] |
