| Used Operating Systems |
| 1 | 23059 | 31.10 | 568 | 3.02 | +http://yandex.com/bots |
| 2 | 19742 | 26.62 | 14582 | 77.56 | +http://ahrefs.com/robot/ |
| 3 | 13528 | 18.24 | 146 | 0.78 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 7082 | 9.55 | 526 | 2.80 | Windows NT |
| 5 | 2342 | 3.16 | 1878 | 9.99 | +http://www.baidu.com/search/spider.html |
| 6 | 2234 | 3.01 | 342 | 1.82 | +http://www.bing.com/bingbot.htm |
| 7 | 1845 | 2.49 | 255 | 1.36 | +http://www.google.com/bot.html |
| 8 | 1408 | 1.90 | 8 | 0.04 | +http://siteexplorer.info/ |
| 9 | 1212 | 1.63 | 231 | 1.23 | +http://www.linkdex.com/bots/ |
| 10 | 593 | 0.80 | 16 | 0.09 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 289 | 0.39 | 44 | 0.23 | +http://www.semrush.com/bot.html |
| 12 | 203 | 0.27 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 13 | 143 | 0.19 | 49 | 0.26 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 73 | 0.10 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 15 | 68 | 0.09 | 2 | 0.01 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 65 | 0.09 | 26 | 0.14 | Windows 95 |
| 17 | 45 | 0.06 | 5 | 0.03 | +http://www.seokicks.de/robot.html |
| 18 | 43 | 0.06 | 1 | 0.01 | Android |
| 19 | 40 | 0.05 | 34 | 0.18 | +http://www.uptime.com/uptimebot |
| 20 | 31 | 0.04 | 23 | 0.12 | Windows 98 |
| 21 | 22 | 0.03 | 11 | 0.06 | +http://duckduckgo.com |
| 22 | 19 | 0.03 | 6 | 0.03 | Windows XP |
| 23 | 13 | 0.02 | 4 | 0.02 | +http://www.exabot.com/go/robot |
| 24 | 12 | 0.02 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 25 | 8 | 0.01 | 8 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 26 | 6 | 0.01 | 6 | 0.03 | Windows ME |
| 27 | 5 | 0.01 | 5 | 0.03 | Auto; Windows |
| 28 | 4 | 0.01 | 2 | 0.01 | +http://sur.ly/bot.html |
| 29 | 4 | 0.01 | 4 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 30 | 3 | 0.00 | 3 | 0.02 | Windows CE |
| 31 | 3 | 0.00 | 3 | 0.02 | Windows 2000 |
| 32 | 3 | 0.00 | 3 | 0.02 | Windows 3.1 |
| 33 | 3 | 0.00 | 2 | 0.01 | +info@netcraft.com |
| 34 | 3 | 0.00 | 1 | 0.01 | +http://prlog.ru/ |
| 35 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 36 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
