| Used Operating Systems |
| 1 | 20440 | 37.75 | 491 | 5.75 | +http://yandex.com/bots |
| 2 | 7273 | 13.43 | 204 | 2.39 | Windows NT |
| 3 | 7146 | 13.20 | 181 | 2.12 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 6825 | 12.60 | 4693 | 54.93 | +http://ahrefs.com/robot/ |
| 5 | 4115 | 7.60 | 2045 | 23.93 | +http://www.baidu.com/search/spider.html |
| 6 | 3006 | 5.55 | 3 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 7 | 1274 | 2.35 | 346 | 4.05 | +http://www.linkdex.com/bots/ |
| 8 | 1237 | 2.28 | 21 | 0.25 | http://mj12bot.com/ |
| 9 | 1040 | 1.92 | 5 | 0.06 | +http://www.warebay.com/bot.html |
| 10 | 582 | 1.07 | 226 | 2.65 | +http://www.google.com/bot.html |
| 11 | 384 | 0.71 | 86 | 1.01 | +http://www.semrush.com/bot.html |
| 12 | 294 | 0.54 | 40 | 0.47 | +http://www.bing.com/bingbot.htm |
| 13 | 181 | 0.33 | 79 | 0.92 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 102 | 0.19 | 33 | 0.39 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 65 | 0.12 | 24 | 0.28 | +http://www.exabot.com/go/robot |
| 16 | 54 | 0.10 | 6 | 0.07 | +http://www.seokicks.de/robot.html |
| 17 | 48 | 0.09 | 32 | 0.37 | +http://www.uptime.com/uptimebot |
| 18 | 14 | 0.03 | 2 | 0.02 | crawler@mixrank.com |
| 19 | 12 | 0.02 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 20 | 9 | 0.02 | 0 | 0.00 | Windows 9x |
| 21 | 8 | 0.01 | 2 | 0.02 | +https://www.mojeek.com/bot.html |
| 22 | 8 | 0.01 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 23 | 7 | 0.01 | 3 | 0.04 | Windows 98 |
| 24 | 4 | 0.01 | 4 | 0.05 | Windows 2000 |
| 25 | 4 | 0.01 | 3 | 0.04 | +http://sur.ly/bot.html |
| 26 | 4 | 0.01 | 4 | 0.05 | Windows XP |
| 27 | 4 | 0.01 | 0 | 0.00 | S60 |
| 28 | 2 | 0.00 | 2 | 0.02 | Linux [unknown version] |
| 29 | 2 | 0.00 | 2 | 0.02 | Windows 95 |
| 30 | 2 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 31 | 2 | 0.00 | 2 | 0.02 | +info@netcraft.com |
| 32 | 2 | 0.00 | 2 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 33 | 1 | 0.00 | 1 | 0.01 | Windows CE |
