| Used Operating Systems |
| 1 | 7489 | 47.70 | 5131 | 50.36 | +http://ahrefs.com/robot/ |
| 2 | 4771 | 30.39 | 3837 | 37.66 | +http://www.baidu.com/search/spider.html |
| 3 | 1398 | 8.90 | 364 | 3.57 | Windows NT |
| 4 | 634 | 4.04 | 244 | 2.39 | +http://www.google.com/bot.html |
| 5 | 547 | 3.48 | 296 | 2.91 | +http://www.bing.com/bingbot.htm |
| 6 | 322 | 2.05 | 100 | 0.98 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 151 | 0.96 | 59 | 0.58 | +http://yandex.com/bots |
| 8 | 57 | 0.36 | 46 | 0.45 | +http://www.uptime.com/uptimebot |
| 9 | 56 | 0.36 | 16 | 0.16 | +http://www.semrush.com/bot.html |
| 10 | 30 | 0.19 | 3 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 11 | 28 | 0.18 | 14 | 0.14 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 26 | 0.17 | 2 | 0.02 | +http://filterdb.iss.net/crawler/ |
| 13 | 20 | 0.13 | 1 | 0.01 | +http://www.privacyaware.org |
| 14 | 18 | 0.11 | 14 | 0.14 | Windows 95 |
| 15 | 17 | 0.11 | 3 | 0.03 | http://crawler.007ac9.net/ |
| 16 | 14 | 0.09 | 7 | 0.07 | +http://fulltext.sblog.cz/ |
| 17 | 12 | 0.08 | 3 | 0.03 | +http://duckduckgo.com |
| 18 | 11 | 0.07 | 1 | 0.01 | +https://www.lipperhey.com/en/about/ |
| 19 | 11 | 0.07 | 6 | 0.06 | +http://www.exabot.com/go/robot |
| 20 | 10 | 0.06 | 1 | 0.01 | +https://www.aihitdata.com/about |
| 21 | 10 | 0.06 | 1 | 0.01 | +http://megaindex.com/crawler |
| 22 | 9 | 0.06 | 1 | 0.01 | Linux [unknown version] |
| 23 | 9 | 0.06 | 6 | 0.06 | Windows 98 |
| 24 | 8 | 0.05 | 1 | 0.01 | +http://www.linkpad.ru |
| 25 | 5 | 0.03 | 4 | 0.04 | Windows 3.1 |
| 26 | 5 | 0.03 | 5 | 0.05 | MSIE 5.5; Windows NT 5.0 |
| 27 | 4 | 0.03 | 2 | 0.02 | support.orangebot@orange.com |
| 28 | 4 | 0.03 | 4 | 0.04 | Windows CE |
| 29 | 3 | 0.02 | 3 | 0.03 | Windows ME |
| 30 | 3 | 0.02 | 1 | 0.01 | Android 2.3.5 |
| 31 | 3 | 0.02 | 2 | 0.02 | +info@netcraft.com |
| 32 | 2 | 0.01 | 2 | 0.02 | Windows 2000 |
| 33 | 2 | 0.01 | 2 | 0.02 | +http://pmoz.info/doc/botinfo.htm |
| 34 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 35 | 2 | 0.01 | 1 | 0.01 | +https://www.mojeek.com/bot.html |
| 36 | 1 | 0.01 | 1 | 0.01 | Auto; Windows |
| 37 | 1 | 0.01 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 38 | 1 | 0.01 | 0 | 0.00 | Windows XP |
| 39 | 1 | 0.01 | 1 | 0.01 | X11 |
| 40 | 1 | 0.01 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 41 | 1 | 0.01 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 42 | 1 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/ |
| 43 | 1 | 0.01 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
