| Used Operating Systems |
| 1 | 21230 | 59.70 | 248 | 5.41 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 4088 | 11.50 | 2730 | 59.53 | +http://www.baidu.com/search/spider.html |
| 3 | 2521 | 7.09 | 335 | 7.30 | +http://yandex.com/bots |
| 4 | 1630 | 4.58 | 336 | 7.33 | Windows NT |
| 5 | 1542 | 4.34 | 337 | 7.35 | +http://www.google.com/bot.html |
| 6 | 1087 | 3.06 | 7 | 0.15 | +http://www.semrush.com/bot.html |
| 7 | 808 | 2.27 | 194 | 4.23 | +http://www.bing.com/bingbot.htm |
| 8 | 495 | 1.39 | 2 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 475 | 1.34 | 131 | 2.86 | +http://www.linkdex.com/bots/ |
| 10 | 403 | 1.13 | 3 | 0.07 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 223 | 0.63 | 12 | 0.26 | +http://ahrefs.com/robot/ |
| 12 | 202 | 0.57 | 10 | 0.22 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 184 | 0.52 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 14 | 140 | 0.39 | 123 | 2.68 | +http://www.xovibot.net/ |
| 15 | 96 | 0.27 | 0 | 0.00 | http://www.wise-guys.nl/ |
| 16 | 68 | 0.19 | 2 | 0.04 | J2ME/MIDP |
| 17 | 66 | 0.19 | 23 | 0.50 | Windows XP |
| 18 | 55 | 0.15 | 5 | 0.11 | +http://help.naver.com/support/robots.ht... |
| 19 | 39 | 0.11 | 20 | 0.44 | Windows 95 |
| 20 | 36 | 0.10 | 4 | 0.09 | +http://www.seokicks.de/robot.html |
| 21 | 22 | 0.06 | 7 | 0.15 | +http://www.exabot.com/go/robot |
| 22 | 18 | 0.05 | 6 | 0.13 | +http://OpenLinkProfiler.org/bot |
| 23 | 15 | 0.04 | 5 | 0.11 | Windows 2000 |
| 24 | 13 | 0.04 | 7 | 0.15 | MSIE 5.5; Windows NT 5.0 |
| 25 | 12 | 0.03 | 6 | 0.13 | MSIE 5.5; Windows NT 4.0 |
| 26 | 11 | 0.03 | 6 | 0.13 | Windows 98 |
| 27 | 9 | 0.03 | 3 | 0.07 | +http://www.profound.net/domainappender |
| 28 | 7 | 0.02 | 2 | 0.04 | +http://help.naver.com/robots/ |
| 29 | 6 | 0.02 | 1 | 0.02 | http://www.opensiteexplorer.org/dotbot, ... |
| 30 | 6 | 0.02 | 1 | 0.02 | +https://www.mojeek.com/bot.html |
| 31 | 6 | 0.02 | 2 | 0.04 | +http://webmeup.com/crawler.html |
| 32 | 6 | 0.02 | 3 | 0.07 | +http://duckduckgo.com |
| 33 | 4 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 34 | 4 | 0.01 | 2 | 0.04 | +info@netcraft.com |
| 35 | 4 | 0.01 | 0 | 0.00 | +http://webmeup-crawler.com/ |
| 36 | 4 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/ |
| 37 | 3 | 0.01 | 2 | 0.04 | Windows CE |
| 38 | 3 | 0.01 | 1 | 0.02 | Auto; Windows |
| 39 | 3 | 0.01 | 1 | 0.02 | Windows ME |
| 40 | 3 | 0.01 | 3 | 0.07 | +http://megaindex.com/crawler |
| 41 | 3 | 0.01 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 42 | 3 | 0.01 | 1 | 0.02 | +https://www.dataprovider.com/ |
| 43 | 2 | 0.01 | 1 | 0.02 | support.orangebot@orange.com |
| 44 | 2 | 0.01 | 0 | 0.00 | http://webagent.wise-guys.nl/ |
| 45 | 2 | 0.01 | 2 | 0.04 | http://nmap.org/book/nse.html |
| 46 | 2 | 0.01 | 1 | 0.02 | +spider@seoscanners.net |
| 47 | 1 | 0.00 | 1 | 0.02 | Linux i586 [unknown version] |
