| Used Operating Systems |
| 1 | 26016 | 36.88 | 324 | 3.56 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 16190 | 22.95 | 2 | 0.02 | +http://megaindex.com/crawler |
| 3 | 8293 | 11.76 | 540 | 5.93 | Windows NT |
| 4 | 7840 | 11.11 | 5269 | 57.88 | +http://ahrefs.com/robot/ |
| 5 | 3791 | 5.37 | 4 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 6 | 2523 | 3.58 | 294 | 3.23 | +http://yandex.com/bots |
| 7 | 1837 | 2.60 | 1434 | 15.75 | +http://www.baidu.com/search/spider.html |
| 8 | 876 | 1.24 | 145 | 1.59 | +http://www.bing.com/bingbot.htm |
| 9 | 776 | 1.10 | 39 | 0.43 | +http://napoveda.seznam.cz/en/seznambot-... |
| 10 | 564 | 0.80 | 379 | 4.16 | +http://www.xovibot.net/ |
| 11 | 490 | 0.69 | 138 | 1.52 | +http://www.semrush.com/bot.html |
| 12 | 440 | 0.62 | 161 | 1.77 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 343 | 0.49 | 165 | 1.81 | +http://www.google.com/bot.html |
| 14 | 132 | 0.19 | 39 | 0.43 | +http://www.linkdex.com/bots/ |
| 15 | 97 | 0.14 | 24 | 0.26 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 63 | 0.09 | 7 | 0.08 | +http://www.seokicks.de/robot.html |
| 17 | 53 | 0.08 | 40 | 0.44 | Windows 95 |
| 18 | 44 | 0.06 | 16 | 0.18 | Windows 98 |
| 19 | 28 | 0.04 | 4 | 0.04 | +http://siteexplorer.info/ |
| 20 | 24 | 0.03 | 10 | 0.11 | +http://www.exabot.com/go/robot |
| 21 | 18 | 0.03 | 13 | 0.14 | Windows 3.1 |
| 22 | 16 | 0.02 | 4 | 0.04 | +spider@seoscanners.net |
| 23 | 13 | 0.02 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 24 | 12 | 0.02 | 7 | 0.08 | Windows CE |
| 25 | 11 | 0.02 | 3 | 0.03 | +http://sur.ly/bot.html |
| 26 | 10 | 0.01 | 6 | 0.07 | MSIE 5.5; Windows NT 5.0 |
| 27 | 10 | 0.01 | 6 | 0.07 | MSIE 5.5; Windows NT 4.0 |
| 28 | 7 | 0.01 | 7 | 0.08 | ) - BrowseX (2.0.0 Windows |
| 29 | 6 | 0.01 | 6 | 0.07 | Windows ME |
| 30 | 4 | 0.01 | 2 | 0.02 | Windows 2000 |
| 31 | 4 | 0.01 | 4 | 0.04 | Windows XP |
| 32 | 3 | 0.00 | 3 | 0.03 | Auto; Windows |
| 33 | 2 | 0.00 | 2 | 0.02 | Linux [unknown version] |
| 34 | 2 | 0.00 | 2 | 0.02 | +https://rankval.com |
| 35 | 2 | 0.00 | 1 | 0.01 | +http://www.findxbot.com |
| 36 | 1 | 0.00 | 1 | 0.01 | Android |
| 37 | 1 | 0.00 | 1 | 0.01 | Macintosh |
