| Used Operating Systems |
| 1 | 3410 | 30.54 | 212 | 4.50 | http://mj12bot.com/ |
| 2 | 1334 | 11.95 | 1040 | 22.09 | +http://www.baidu.com/search/spider.html |
| 3 | 1226 | 10.98 | 393 | 8.35 | Windows NT |
| 4 | 625 | 5.60 | 272 | 5.78 | +http://www.bing.com/bingbot.htm |
| 5 | 398 | 3.56 | 168 | 3.57 | +http://www.google.com/bot.html |
| 6 | 371 | 3.32 | 97 | 2.06 | +http://www.linkdex.com/bots/ |
| 7 | 339 | 3.04 | 125 | 2.66 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 292 | 2.61 | 273 | 5.80 | Windows 2006 |
| 9 | 273 | 2.44 | 260 | 5.52 | Windows 9 |
| 10 | 243 | 2.18 | 227 | 4.82 | Windows 2004 |
| 11 | 236 | 2.11 | 226 | 4.80 | Windows 2002 |
| 12 | 228 | 2.04 | 211 | 4.48 | Windows 2003 |
| 13 | 216 | 1.93 | 196 | 4.16 | Windows 2005 |
| 14 | 213 | 1.91 | 193 | 4.10 | Windows 2007 |
| 15 | 207 | 1.85 | 190 | 4.04 | Windows 2008 |
| 16 | 199 | 1.78 | 63 | 1.34 | +http://yandex.com/bots |
| 17 | 180 | 1.61 | 34 | 0.72 | +http://napoveda.seznam.cz/en/seznambot-... |
| 18 | 167 | 1.50 | 159 | 3.38 | +http://www.uptime.com/uptimebot |
| 19 | 155 | 1.39 | 44 | 0.93 | +http://www.pinterest.com/bot.html |
| 20 | 143 | 1.28 | 45 | 0.96 | +http://www.semrush.com/bot.html |
| 21 | 133 | 1.19 | 95 | 2.02 | +http://ahrefs.com/robot/ |
| 22 | 67 | 0.60 | 23 | 0.49 | Windows XP |
| 23 | 62 | 0.56 | 29 | 0.62 | http://help.yahoo.com/help/us/ysearch/sl... |
| 24 | 50 | 0.45 | 5 | 0.11 | +http://OpenLinkProfiler.org/bot |
| 25 | 44 | 0.39 | 16 | 0.34 | Windows 95 |
| 26 | 36 | 0.32 | 4 | 0.08 | +http://www.seokicks.de/robot.html |
| 27 | 35 | 0.31 | 4 | 0.08 | +http://siteexplorer.info/Backlink-Check... |
| 28 | 32 | 0.29 | 12 | 0.25 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 29 | 31 | 0.28 | 5 | 0.11 | Windows 3.1 |
| 30 | 30 | 0.27 | 15 | 0.32 | +http://www.exabot.com/go/robot |
| 31 | 26 | 0.23 | 2 | 0.04 | +https://blog.vebidoo.de/vebidoobot/ |
| 32 | 22 | 0.20 | 8 | 0.17 | MSIE 5.5; Windows NT 4.0 |
| 33 | 20 | 0.18 | 2 | 0.04 | +http://megaindex.com/crawler |
| 34 | 18 | 0.16 | 6 | 0.13 | +https://www.mojeek.com/bot.html |
| 35 | 16 | 0.14 | 2 | 0.04 | +http://vk.com/dev/Share |
| 36 | 13 | 0.12 | 13 | 0.28 | +http://glutenfreepleasure.com/ |
| 37 | 11 | 0.10 | 2 | 0.04 | Windows 98 |
| 38 | 10 | 0.09 | 5 | 0.11 | +http://www.findxbot.com |
| 39 | 8 | 0.07 | 4 | 0.08 | +http://cliqz.com/company/cliqzbot |
| 40 | 8 | 0.07 | 4 | 0.08 | Windows ME |
| 41 | 8 | 0.07 | 4 | 0.08 | +http://duckduckgo.com |
| 42 | 6 | 0.05 | 4 | 0.08 | +info@netcraft.com |
| 43 | 6 | 0.05 | 2 | 0.04 | +centurybot9@gmail.com |
| 44 | 4 | 0.04 | 2 | 0.04 | Auto; Windows |
| 45 | 3 | 0.03 | 1 | 0.02 | +http://prlog.ru/ |
| 46 | 2 | 0.02 | 2 | 0.04 | https://nmap.org/book/nse.html |
| 47 | 2 | 0.02 | 1 | 0.02 | Windows CE |
| 48 | 2 | 0.02 | 1 | 0.02 | Windows 2000 |
| 49 | 2 | 0.02 | 2 | 0.04 | +http://sur.ly/bot.html |
| 50 | 2 | 0.02 | 1 | 0.02 | +http://cs.daum.net/faq/15/4118.html?faq... |
| 51 | 2 | 0.02 | 2 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 52 | 1 | 0.01 | 1 | 0.02 | X11 |
