| Used Operating Systems |
| 1 | 116911 | 71.33 | 531 | 2.08 | http://mj12bot.com/ |
| 2 | 25516 | 15.57 | 19447 | 76.03 | +http://ahrefs.com/robot/ |
| 3 | 8241 | 5.03 | 2528 | 9.88 | Windows NT |
| 4 | 3599 | 2.20 | 452 | 1.77 | +http://www.bing.com/bingbot.htm |
| 5 | 2464 | 1.50 | 768 | 3.00 | +http://www.google.com/bot.html |
| 6 | 1437 | 0.88 | 470 | 1.84 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 1242 | 0.76 | 126 | 0.49 | +http://www.semrush.com/bot.html |
| 8 | 1110 | 0.68 | 355 | 1.39 | +http://yandex.com/bots |
| 9 | 1101 | 0.67 | 209 | 0.82 | +http://www.linkdex.com/bots/ |
| 10 | 854 | 0.52 | 126 | 0.49 | +http://napoveda.seznam.cz/en/seznambot-... |
| 11 | 220 | 0.13 | 67 | 0.26 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 195 | 0.12 | 72 | 0.28 | +http://www.baidu.com/search/spider.html |
| 13 | 123 | 0.08 | 5 | 0.02 | +http://alphaseobot.com/bot.html |
| 14 | 121 | 0.07 | 3 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 15 | 119 | 0.07 | 100 | 0.39 | Windows 95 |
| 16 | 89 | 0.05 | 11 | 0.04 | +centurybot9@gmail.com |
| 17 | 80 | 0.05 | 46 | 0.18 | Windows 98 |
| 18 | 56 | 0.03 | 21 | 0.08 | Windows XP |
| 19 | 42 | 0.03 | 42 | 0.16 | +http://www.uptime.com/uptimebot |
| 20 | 39 | 0.02 | 1 | 0.00 | http://crawler.007ac9.net/ |
| 21 | 36 | 0.02 | 4 | 0.02 | +http://www.seokicks.de/robot.html |
| 22 | 31 | 0.02 | 11 | 0.04 | +http://www.pinterest.com/bot.html |
| 23 | 28 | 0.02 | 21 | 0.08 | Auto; Windows |
| 24 | 22 | 0.01 | 21 | 0.08 | Windows ME |
| 25 | 21 | 0.01 | 17 | 0.07 | Windows 2000 |
| 26 | 20 | 0.01 | 18 | 0.07 | ) - BrowseX (2.0.0 Windows |
| 27 | 19 | 0.01 | 17 | 0.07 | MSIE 5.5; Windows NT 4.0 |
| 28 | 18 | 0.01 | 18 | 0.07 | Windows CE |
| 29 | 17 | 0.01 | 17 | 0.07 | MSIE 5.5; Windows NT 5.0 |
| 30 | 15 | 0.01 | 13 | 0.05 | Windows 3.1 |
| 31 | 12 | 0.01 | 6 | 0.02 | +http://duckduckgo.com |
| 32 | 11 | 0.01 | 0 | 0.00 | +http://banter.fm/ |
| 33 | 10 | 0.01 | 0 | 0.00 | Mail.RU_Bot/Img/2.0; +http://go.mail.ru/... |
| 34 | 10 | 0.01 | 4 | 0.02 | +https://deusu.de/robot.html |
| 35 | 9 | 0.01 | 1 | 0.00 | http://filterdb.iss.net/crawler/ |
| 36 | 8 | 0.00 | 1 | 0.00 | +http://siteexplorer.info/Backlink-Check... |
| 37 | 7 | 0.00 | 7 | 0.03 | Linux [unknown version] |
| 38 | 7 | 0.00 | 3 | 0.01 | +info@netcraft.com |
| 39 | 6 | 0.00 | 1 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 40 | 5 | 0.00 | 0 | 0.00 | AOL 9.7; AOLBuild 4346.2020; Windows NT ... |
| 41 | 5 | 0.00 | 0 | 0.00 | +https://www.mojeek.com/bot.html |
| 42 | 4 | 0.00 | 3 | 0.01 | OpenBSD [unknown version] |
| 43 | 4 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 44 | 4 | 0.00 | 2 | 0.01 | +http://cliqz.com/company/cliqzbot |
| 45 | 4 | 0.00 | 2 | 0.01 | +http://megaindex.com/crawler |
| 46 | 3 | 0.00 | 3 | 0.01 | Linux i686 [unknown version] |
| 47 | 2 | 0.00 | 1 | 0.00 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 48 | 2 | 0.00 | 1 | 0.00 | Macintosh PPC |
| 49 | 2 | 0.00 | 1 | 0.00 | +http://www.proximic.com/info/spider.php |
| 50 | 2 | 0.00 | 1 | 0.00 | SunOS sun4u |
| 51 | 2 | 0.00 | 1 | 0.00 | +http://www.findxbot.com |
| 52 | 2 | 0.00 | 2 | 0.01 | Windows 9x |
| 53 | 2 | 0.00 | 1 | 0.00 | +http://www.grapeshot.co.uk/crawler.php |
| 54 | 1 | 0.00 | 0 | 0.00 | Unix 5.0 |
| 55 | 1 | 0.00 | 1 | 0.00 | Intel Mac OS X 10.5 |
| 56 | 1 | 0.00 | 0 | 0.00 | CentOS Linux 6.4 |
| 57 | 1 | 0.00 | 0 | 0.00 | CRUX Linux 7.6 |
