| Used Operating Systems |
| 1 | 4297 | 31.44 | 917 | 37.41 | +http://www.baidu.com/search/spider.html |
| 2 | 2459 | 17.99 | 275 | 11.22 | +http://www.google.com/bot.html |
| 3 | 1651 | 12.08 | 509 | 20.77 | Windows NT |
| 4 | 1346 | 9.85 | 158 | 6.45 | +http://www.bing.com/bingbot.htm |
| 5 | 1030 | 7.54 | 189 | 7.71 | +http://www.linkdex.com/bots/ |
| 6 | 903 | 6.61 | 121 | 4.94 | http://mj12bot.com/ |
| 7 | 801 | 5.86 | 62 | 2.53 | +http://yandex.com/bots |
| 8 | 378 | 2.77 | 14 | 0.57 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 181 | 1.32 | 15 | 0.61 | +http://ahrefs.com/robot/ |
| 10 | 95 | 0.70 | 24 | 0.98 | +http://www.semrush.com/bot.html |
| 11 | 92 | 0.67 | 0 | 0.00 | Android |
| 12 | 72 | 0.53 | 34 | 1.39 | Windows 95 |
| 13 | 61 | 0.45 | 7 | 0.29 | Windows 98 |
| 14 | 38 | 0.28 | 2 | 0.08 | https://nmap.org/book/nse.html |
| 15 | 27 | 0.20 | 2 | 0.08 | Windows XP |
| 16 | 21 | 0.15 | 7 | 0.29 | +http://www.seokicks.de/robot.html |
| 17 | 20 | 0.15 | 0 | 0.00 | +http://www.pinterest.com/bot.html |
| 18 | 16 | 0.12 | 10 | 0.41 | ) - BrowseX (2.0.0 Windows |
| 19 | 15 | 0.11 | 11 | 0.45 | Auto; Windows |
| 20 | 15 | 0.11 | 13 | 0.53 | MSIE 5.5; Windows NT 4.0 |
| 21 | 14 | 0.10 | 7 | 0.29 | Windows 3.1 |
| 22 | 13 | 0.10 | 10 | 0.41 | MSIE 5.5; Windows NT 5.0 |
| 23 | 12 | 0.09 | 4 | 0.16 | +http://OpenLinkProfiler.org/bot |
| 24 | 12 | 0.09 | 0 | 0.00 | +http://napoveda.seznam.cz/en/seznambot-... |
| 25 | 11 | 0.08 | 9 | 0.37 | Windows CE |
| 26 | 11 | 0.08 | 11 | 0.45 | +http://alphaseobot.com/bot.html |
| 27 | 10 | 0.07 | 8 | 0.33 | Windows ME |
| 28 | 8 | 0.06 | 8 | 0.33 | Windows 2000 |
| 29 | 8 | 0.06 | 4 | 0.16 | http://www.searchmetrics.com/en/searchme... |
| 30 | 8 | 0.06 | 2 | 0.08 | +https://www.aihitdata.com/about |
| 31 | 6 | 0.04 | 5 | 0.20 | +http://www.uptime.com/uptimebot |
| 32 | 6 | 0.04 | 2 | 0.08 | http://crawler.007ac9.net/ |
| 33 | 5 | 0.04 | 2 | 0.08 | +info@netcraft.com |
| 34 | 4 | 0.03 | 0 | 0.00 | Mail.RU_Bot/Img/2.0; +http://go.mail.ru/... |
| 35 | 4 | 0.03 | 2 | 0.08 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 36 | 4 | 0.03 | 2 | 0.08 | +http://nlp.fi.muni.cz/projects/biwec/ |
| 37 | 4 | 0.03 | 2 | 0.08 | http://www.majestic12.co.uk/bot.php?+ |
| 38 | 2 | 0.01 | 0 | 0.00 | +http://www.tineye.com/crawler.html |
| 39 | 2 | 0.01 | 1 | 0.04 | +https://deusu.de/robot.html |
| 40 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 41 | 1 | 0.01 | 1 | 0.04 | Linux [unknown version] |
| 42 | 1 | 0.01 | 1 | 0.04 | +http://megaindex.com/crawler |
