| Used Operating Systems |
| 1 | 25951 | 31.01 | 21702 | 78.37 | +http://ahrefs.com/robot/ |
| 2 | 17714 | 21.17 | 226 | 0.82 | http://mj12bot.com/ |
| 3 | 15166 | 18.12 | 1150 | 4.15 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 9885 | 11.81 | 1 | 0.00 | +http://megaindex.com/crawler |
| 5 | 4953 | 5.92 | 984 | 3.55 | Windows NT |
| 6 | 2769 | 3.31 | 3 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 7 | 2473 | 2.96 | 2008 | 7.25 | +http://www.baidu.com/search/spider.html |
| 8 | 1292 | 1.54 | 367 | 1.33 | +http://www.linkdex.com/bots/ |
| 9 | 1086 | 1.30 | 643 | 2.32 | +http://www.google.com/bot.html |
| 10 | 678 | 0.81 | 271 | 0.98 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 509 | 0.61 | 134 | 0.48 | +http://yandex.com/bots |
| 12 | 470 | 0.56 | 3 | 0.01 | +http://www.findxbot.com |
| 13 | 250 | 0.30 | 1 | 0.00 | Linux [unknown version] |
| 14 | 224 | 0.27 | 144 | 0.52 | +http://www.bing.com/bingbot.htm |
| 15 | 53 | 0.06 | 15 | 0.05 | +http://napoveda.seznam.cz/en/seznambot-... |
| 16 | 51 | 0.06 | 6 | 0.02 | +http://www.semrush.com/bot.html |
| 17 | 34 | 0.04 | 2 | 0.01 | +http://siteexplorer.info/Backlink-Check... |
| 18 | 26 | 0.03 | 1 | 0.00 | +http://www.seokicks.de/robot.html |
| 19 | 21 | 0.03 | 9 | 0.03 | +http://www.exabot.com/go/robot |
| 20 | 18 | 0.02 | 1 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 21 | 14 | 0.02 | 2 | 0.01 | http://filterdb.iss.net/crawler/ |
| 22 | 8 | 0.01 | 1 | 0.00 | crawler@mixrank.com |
| 23 | 5 | 0.01 | 2 | 0.01 | Windows CE |
| 24 | 5 | 0.01 | 3 | 0.01 | +http://sur.ly/bot.html |
| 25 | 5 | 0.01 | 2 | 0.01 | Windows 95 |
| 26 | 3 | 0.00 | 2 | 0.01 | https://nmap.org/book/nse.html |
| 27 | 3 | 0.00 | 1 | 0.00 | Windows 2000 |
| 28 | 3 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 29 | 2 | 0.00 | 1 | 0.00 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 30 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 31 | 2 | 0.00 | 1 | 0.00 | Linux i686 [unknown version] |
| 32 | 2 | 0.00 | 1 | 0.00 | Windows 98 |
| 33 | 2 | 0.00 | 1 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 34 | 2 | 0.00 | 1 | 0.00 | X11 |
| 35 | 1 | 0.00 | 1 | 0.00 | +http://www.id-search.xyz/bot.html |
| 36 | 1 | 0.00 | 1 | 0.00 | +http://glutenfreepleasure.com/ |
| 37 | 1 | 0.00 | 0 | 0.00 | Windows 3.1 |
