| Used Operating Systems |
| 1 | 14969 | 36.66 | 1355 | 22.92 | Windows NT |
| 2 | 9629 | 23.58 | 105 | 1.78 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 4848 | 11.87 | 2378 | 40.22 | +http://www.baidu.com/search/spider.html |
| 4 | 3516 | 8.61 | 635 | 10.74 | +http://www.google.com/bot.html |
| 5 | 3379 | 8.28 | 564 | 9.54 | +http://www.bing.com/bingbot.htm |
| 6 | 988 | 2.42 | 87 | 1.47 | +http://yandex.com/bots |
| 7 | 643 | 1.57 | 85 | 1.44 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 513 | 1.26 | 101 | 1.71 | +http://www.linkdex.com/bots/ |
| 9 | 394 | 0.96 | 73 | 1.23 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 276 | 0.68 | 6 | 0.10 | http://crawler.007ac9.net/ |
| 11 | 219 | 0.54 | 10 | 0.17 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 190 | 0.47 | 38 | 0.64 | +http://ahrefs.com/robot/ |
| 13 | 181 | 0.44 | 84 | 1.42 | Windows 95 |
| 14 | 125 | 0.31 | 26 | 0.44 | Windows 98 |
| 15 | 108 | 0.26 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 16 | 99 | 0.24 | 31 | 0.52 | Windows XP |
| 17 | 87 | 0.21 | 25 | 0.42 | +http://www.exabot.com/go/robot |
| 18 | 57 | 0.14 | 52 | 0.88 | +http://www.uptime.com/uptimebot |
| 19 | 50 | 0.12 | 6 | 0.10 | +http://napoveda.seznam.cz/en/seznambot-... |
| 20 | 45 | 0.11 | 15 | 0.25 | Windows 3.1 |
| 21 | 44 | 0.11 | 16 | 0.27 | MSIE 5.5; Windows NT 5.0 |
| 22 | 40 | 0.10 | 24 | 0.41 | ) - BrowseX (2.0.0 Windows |
| 23 | 39 | 0.10 | 16 | 0.27 | +http://help.coccoc.com/searchengine |
| 24 | 36 | 0.09 | 22 | 0.37 | Windows CE |
| 25 | 33 | 0.08 | 11 | 0.19 | +http://OpenLinkProfiler.org/bot |
| 26 | 28 | 0.07 | 2 | 0.03 | +https://www.dataprovider.com/ |
| 27 | 28 | 0.07 | 14 | 0.24 | +http://duckduckgo.com |
| 28 | 27 | 0.07 | 15 | 0.25 | Windows ME |
| 29 | 26 | 0.06 | 17 | 0.29 | Windows 2000 |
| 30 | 25 | 0.06 | 6 | 0.10 | Linux i686 [unknown version] |
| 31 | 22 | 0.05 | 9 | 0.15 | +http://www.semrush.com/bot.html |
| 32 | 19 | 0.05 | 16 | 0.27 | Auto; Windows |
| 33 | 19 | 0.05 | 6 | 0.10 | +http://help.coccoc.com/ |
| 34 | 17 | 0.04 | 15 | 0.25 | MSIE 5.5; Windows NT 4.0 |
| 35 | 10 | 0.02 | 2 | 0.03 | http://www.businessseek.biz/ |
| 36 | 10 | 0.02 | 2 | 0.03 | +http://webmeup-crawler.com/ |
| 37 | 8 | 0.02 | 8 | 0.14 | +http://pmoz.info/doc/botinfo.htm |
| 38 | 8 | 0.02 | 0 | 0.00 | Windows 9. |
| 39 | 8 | 0.02 | 4 | 0.07 | http://www.botje.com/plukkie.htm |
| 40 | 8 | 0.02 | 8 | 0.14 | +http://www.xovibot.net/ |
| 41 | 8 | 0.02 | 1 | 0.02 | +http://www.seokicks.de/robot.html |
| 42 | 6 | 0.01 | 0 | 0.00 | documents; +http://docs.google.com |
| 43 | 6 | 0.01 | 5 | 0.08 | +http://glutenfreepleasure.com/ |
| 44 | 5 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 45 | 5 | 0.01 | 1 | 0.02 | +http://siteexplorer.info/ |
| 46 | 4 | 0.01 | 2 | 0.03 | +https://deusu.de/robot.html |
| 47 | 4 | 0.01 | 1 | 0.02 | +http://www.warebay.com/bot.html |
| 48 | 4 | 0.01 | 0 | 0.00 | +http://fulltext.sblog.cz/ |
| 49 | 3 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 50 | 2 | 0.00 | 2 | 0.03 | webcrawler at wise-guys dot nl; http://w... |
| 51 | 2 | 0.00 | 2 | 0.03 | https://nmap.org/book/nse.html |
| 52 | 2 | 0.00 | 0 | 0.00 | webcrawler at wise-guys dot nl; http://w... |
| 53 | 2 | 0.00 | 2 | 0.03 | http://nmap.org/book/nse.html |
| 54 | 2 | 0.00 | 1 | 0.02 | +http://www.parsijoo.ir/; crawler@parsij... |
| 55 | 2 | 0.00 | 2 | 0.03 | +http://megaindex.com/crawler |
| 56 | 1 | 0.00 | 1 | 0.02 | crawler@mixrank.com |
| 57 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 58 | 1 | 0.00 | 1 | 0.02 | +http://www.linkpad.ru |
| 59 | 1 | 0.00 | 0 | 0.00 | apps-presentations; +http://docs.google.... |
