| Used Operating Systems |
| 1 | 18782 | 40.48 | 233 | 1.62 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 18175 | 39.17 | 10665 | 74.32 | +http://ahrefs.com/robot/ |
| 3 | 2600 | 5.60 | 415 | 2.89 | +http://www.bing.com/bingbot.htm |
| 4 | 2407 | 5.19 | 2027 | 14.12 | +http://www.baidu.com/search/spider.html |
| 5 | 1335 | 2.88 | 356 | 2.48 | +http://www.google.com/bot.html |
| 6 | 556 | 1.20 | 198 | 1.38 | Windows NT |
| 7 | 433 | 0.93 | 70 | 0.49 | +http://napoveda.seznam.cz/en/seznambot-... |
| 8 | 414 | 0.89 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 9 | 393 | 0.85 | 62 | 0.43 | +http://yandex.com/bots |
| 10 | 278 | 0.60 | 84 | 0.59 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 214 | 0.46 | 29 | 0.20 | +http://www.semrush.com/bot.html |
| 12 | 204 | 0.44 | 2 | 0.01 | Linux [unknown version] |
| 13 | 191 | 0.41 | 53 | 0.37 | +http://www.linkdex.com/bots/ |
| 14 | 133 | 0.29 | 49 | 0.34 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 53 | 0.11 | 18 | 0.13 | Windows 95 |
| 16 | 52 | 0.11 | 12 | 0.08 | Windows 98 |
| 17 | 42 | 0.09 | 13 | 0.09 | Windows XP |
| 18 | 27 | 0.06 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 19 | 18 | 0.04 | 9 | 0.06 | +http://www.exabot.com/go/robot |
| 20 | 17 | 0.04 | 11 | 0.08 | +http://www.uptime.com/uptimebot |
| 21 | 11 | 0.02 | 3 | 0.02 | Windows 3.1 |
| 22 | 10 | 0.02 | 9 | 0.06 | +info@netcraft.com |
| 23 | 6 | 0.01 | 1 | 0.01 | X11 |
| 24 | 6 | 0.01 | 3 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 25 | 5 | 0.01 | 5 | 0.03 | +http://glutenfreepleasure.com/ |
| 26 | 5 | 0.01 | 2 | 0.01 | Windows ME |
| 27 | 4 | 0.01 | 2 | 0.01 | +http://help.naver.com/support/robots.ht... |
| 28 | 4 | 0.01 | 2 | 0.01 | +spider@seoscanners.net |
| 29 | 4 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/ |
| 30 | 3 | 0.01 | 1 | 0.01 | Windows 2000 |
| 31 | 3 | 0.01 | 3 | 0.02 | +http://www.xovibot.net/ |
| 32 | 2 | 0.00 | 1 | 0.01 | support.orangebot@orange.com |
| 33 | 2 | 0.00 | 1 | 0.01 | Windows CE |
| 34 | 2 | 0.00 | 1 | 0.01 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 35 | 2 | 0.00 | 1 | 0.01 | Windows Phone OS 7.5 |
| 36 | 2 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 37 | 2 | 0.00 | 1 | 0.01 | +http://duckduckgo.com |
| 38 | 2 | 0.00 | 1 | 0.01 | +http://domainsigma.com/robot |
| 39 | 1 | 0.00 | 0 | 0.00 | +http://www.domainoptima.com/robot |
| 40 | 1 | 0.00 | 1 | 0.01 | Windows 92 |
| 41 | 1 | 0.00 | 1 | 0.01 | Linux i586 [unknown version] |
| 42 | 1 | 0.00 | 1 | 0.01 | FreeBSD [unknown version] |
