| Used Operating Systems |
| 1 | 11938 | 31.66 | 213 | 1.97 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 8487 | 22.51 | 4660 | 43.12 | +http://ahrefs.com/robot/ |
| 3 | 4225 | 11.21 | 939 | 8.69 | Windows NT |
| 4 | 4059 | 10.77 | 699 | 6.47 | +http://www.bing.com/bingbot.htm |
| 5 | 3312 | 8.78 | 2525 | 23.37 | +http://www.baidu.com/search/spider.html |
| 6 | 1613 | 4.28 | 902 | 8.35 | +http://www.google.com/bot.html |
| 7 | 1583 | 4.20 | 169 | 1.56 | +http://yandex.com/bots |
| 8 | 929 | 2.46 | 224 | 2.07 | +http://www.linkdex.com/bots/ |
| 9 | 346 | 0.92 | 146 | 1.35 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 331 | 0.88 | 61 | 0.56 | +http://www.semrush.com/bot.html |
| 11 | 199 | 0.53 | 15 | 0.14 | +http://napoveda.seznam.cz/en/seznambot-... |
| 12 | 106 | 0.28 | 20 | 0.19 | Windows 98 |
| 13 | 86 | 0.23 | 29 | 0.27 | Windows XP |
| 14 | 82 | 0.22 | 46 | 0.43 | Windows 95 |
| 15 | 62 | 0.16 | 30 | 0.28 | +http://duckduckgo.com |
| 16 | 45 | 0.12 | 5 | 0.05 | +http://www.seokicks.de/robot.html |
| 17 | 41 | 0.11 | 20 | 0.19 | +http://www.exabot.com/go/robot |
| 18 | 27 | 0.07 | 3 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 19 | 24 | 0.06 | 6 | 0.06 | +http://www.profound.net/domainappender |
| 20 | 22 | 0.06 | 10 | 0.09 | +spider@seoscanners.net |
| 21 | 17 | 0.05 | 9 | 0.08 | Windows 3.1 |
| 22 | 16 | 0.04 | 10 | 0.09 | Auto; Windows |
| 23 | 16 | 0.04 | 3 | 0.03 | +http://siteexplorer.info/ |
| 24 | 15 | 0.04 | 7 | 0.06 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 25 | 14 | 0.04 | 6 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 26 | 11 | 0.03 | 2 | 0.02 | Android |
| 27 | 11 | 0.03 | 7 | 0.06 | Windows ME |
| 28 | 10 | 0.03 | 7 | 0.06 | Windows CE |
| 29 | 10 | 0.03 | 8 | 0.07 | MSIE 5.5; Windows NT 5.0 |
| 30 | 9 | 0.02 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 31 | 8 | 0.02 | 8 | 0.07 | Windows 2000 |
| 32 | 8 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 33 | 8 | 0.02 | 1 | 0.01 | +http://megaindex.com/crawler |
| 34 | 8 | 0.02 | 6 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 35 | 7 | 0.02 | 1 | 0.01 | Linux [unknown version] |
| 36 | 4 | 0.01 | 0 | 0.00 | +http://webmeup-crawler.com/ |
| 37 | 3 | 0.01 | 2 | 0.02 | +info@netcraft.com |
| 38 | 2 | 0.01 | 1 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 39 | 2 | 0.01 | 0 | 0.00 | S60 |
| 40 | 2 | 0.01 | 2 | 0.02 | Linux i686 [unknown version] |
| 41 | 1 | 0.00 | 1 | 0.01 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 42 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 43 | 1 | 0.00 | 0 | 0.00 | BlackBerry |
| 44 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 45 | 1 | 0.00 | 0 | 0.00 | +http://corp.sputnik.ru/webmaster |
