| Used Operating Systems by Visits |
| 1 | 22832 | 23.13 | 12273 | 66.01 | +http://ahrefs.com/robot/ |
| 2 | 3602 | 3.65 | 1161 | 6.24 | +http://www.bing.com/bingbot.htm |
| 3 | 3210 | 3.25 | 1128 | 6.07 | +http://www.google.com/bot.html |
| 4 | 5394 | 5.47 | 1026 | 5.52 | Windows NT |
| 5 | 40252 | 40.78 | 775 | 4.17 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 6164 | 6.25 | 639 | 3.44 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 2620 | 2.65 | 503 | 2.71 | +http://yandex.com/bots |
| 8 | 543 | 0.55 | 288 | 1.55 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 2885 | 2.92 | 133 | 0.72 | +http://www.semrush.com/bot.html |
| 10 | 792 | 0.80 | 130 | 0.70 | +http://www.linkdex.com/bots/ |
| 11 | 177 | 0.18 | 68 | 0.37 | +spider@seoscanners.net |
| 12 | 348 | 0.35 | 63 | 0.34 | +http://napoveda.seznam.cz/en/seznambot-... |
| 13 | 123 | 0.12 | 55 | 0.30 | Windows 95 |
| 14 | 103 | 0.10 | 44 | 0.24 | +http://duckduckgo.com |
| 15 | 315 | 0.32 | 43 | 0.23 | +http://www.xovibot.net/ |
| 16 | 46 | 0.05 | 27 | 0.15 | +http://www.uptime.com/uptimebot |
| 17 | 66 | 0.07 | 26 | 0.14 | Windows 98 |
| 18 | 2532 | 2.57 | 23 | 0.12 | +http://OpenLinkProfiler.org/bot |
| 19 | 55 | 0.06 | 22 | 0.12 | Windows XP |
| 20 | 38 | 0.04 | 19 | 0.10 | +http://www.exabot.com/go/robot |
| 21 | 37 | 0.04 | 13 | 0.07 | Windows CE |
| 22 | 14 | 0.01 | 11 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 23 | 21 | 0.02 | 10 | 0.05 | Windows 2000 |
| 24 | 10 | 0.01 | 10 | 0.05 | Windows 3.1 |
| 25 | 192 | 0.19 | 10 | 0.05 | +https://www.aihitdata.com/about |
| 26 | 21 | 0.02 | 9 | 0.05 | Auto; Windows |
| 27 | 15 | 0.02 | 9 | 0.05 | Windows ME |
| 28 | 9 | 0.01 | 8 | 0.04 | +info@netcraft.com |
| 29 | 12 | 0.01 | 8 | 0.04 | ) - BrowseX (2.0.0 Windows |
| 30 | 19 | 0.02 | 7 | 0.04 | Linux [unknown version] |
| 31 | 49 | 0.05 | 7 | 0.04 | +http://siteexplorer.info/ |
| 32 | 42 | 0.04 | 6 | 0.03 | http://filterdb.iss.net/crawler/ |
| 33 | 30 | 0.03 | 6 | 0.03 | +https://www.dataprovider.com/ |
| 34 | 7 | 0.01 | 5 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 35 | 8 | 0.01 | 5 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
| 36 | 11 | 0.01 | 3 | 0.02 | +http://webmeup-crawler.com/ |
| 37 | 25 | 0.03 | 3 | 0.02 | +http://www.seokicks.de/robot.html |
| 38 | 1855 | 1.88 | 3 | 0.02 | +http://megaindex.com/crawler |
| 39 | 6 | 0.01 | 3 | 0.02 | +http://domainsigma.com/robot |
| 40 | 1829 | 1.85 | 2 | 0.01 | crawler@goodzer.com |
| 41 | 2 | 0.00 | 2 | 0.01 | Linux i686 [unknown version] |
| 42 | 2 | 0.00 | 2 | 0.01 | X11 |
| 43 | 20 | 0.02 | 2 | 0.01 | +http://www.profound.net/domainappender |
| 44 | 1 | 0.00 | 1 | 0.01 | OpenBSD [unknown version] |
| 45 | 1 | 0.00 | 1 | 0.01 | +http://glutenfreepleasure.com/ |
| 46 | 2 | 0.00 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 47 | 2 | 0.00 | 0 | 0.00 | Android |
| 48 | 3 | 0.00 | 0 | 0.00 | +http://www.domainoptima.com/robot |
| 49 | 4 | 0.00 | 0 | 0.00 | +https://discordapp.com |
| 50 | 14 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 51 | 2335 | 2.37 | 0 | 0.00 | +http://www.baidu.com/search/spider.html |
| 52 | 1 | 0.00 | 0 | 0.00 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 53 | 2 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
