| Used Operating Systems by Visits |
| 1 | 10094 | 13.27 | 3615 | 40.36 | +http://ahrefs.com/robot/ |
| 2 | 5899 | 7.76 | 1271 | 14.19 | +http://www.bing.com/bingbot.htm |
| 3 | 3704 | 4.87 | 1170 | 13.06 | +http://www.google.com/bot.html |
| 4 | 7784 | 10.24 | 893 | 9.97 | Windows NT |
| 5 | 2660 | 3.50 | 492 | 5.49 | +http://yandex.com/bots |
| 6 | 28523 | 37.50 | 427 | 4.77 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 817 | 1.07 | 371 | 4.14 | http://help.yahoo.com/help/us/ysearch/sl... |
| 8 | 2172 | 2.86 | 111 | 1.24 | +http://www.semrush.com/bot.html |
| 9 | 555 | 0.73 | 110 | 1.23 | +http://www.linkdex.com/bots/ |
| 10 | 110 | 0.14 | 51 | 0.57 | +http://duckduckgo.com |
| 11 | 88 | 0.12 | 44 | 0.49 | +http://www.meanpath.com/meanpathbot.htm... |
| 12 | 164 | 0.22 | 43 | 0.48 | +http://fulltext.sblog.cz/ |
| 13 | 134 | 0.18 | 28 | 0.31 | Windows 95 |
| 14 | 50 | 0.07 | 28 | 0.31 | +http://www.xovibot.net/ |
| 15 | 48 | 0.06 | 27 | 0.30 | +http://www.exabot.com/go/robot |
| 16 | 72 | 0.09 | 26 | 0.29 | http://www.opensiteexplorer.org/dotbot, ... |
| 17 | 146 | 0.19 | 20 | 0.22 | http://www.bing.com/bingbot.htm |
| 18 | 17 | 0.02 | 17 | 0.19 | apps-spreadsheets; +http://docs.google.c... |
| 19 | 119 | 0.16 | 16 | 0.18 | Windows XP |
| 20 | 199 | 0.26 | 16 | 0.18 | Windows 98 |
| 21 | 34 | 0.04 | 14 | 0.16 | Linux i686 [unknown version] |
| 22 | 16 | 0.02 | 14 | 0.16 | +info@netcraft.com |
| 23 | 1711 | 2.25 | 12 | 0.13 | +http://OpenLinkProfiler.org/bot |
| 24 | 48 | 0.06 | 11 | 0.12 | Windows CE |
| 25 | 46 | 0.06 | 11 | 0.12 | ) - BrowseX (2.0.0 Windows |
| 26 | 42 | 0.06 | 10 | 0.11 | http://www.botje.com/plukkie.htm |
| 27 | 43 | 0.06 | 10 | 0.11 | MSIE 5.5; Windows NT 5.0 |
| 28 | 29 | 0.04 | 9 | 0.10 | Windows ME |
| 29 | 1702 | 2.24 | 8 | 0.09 | +http://webmeup-crawler.com/ |
| 30 | 80 | 0.11 | 7 | 0.08 | +https://www.aihitdata.com/about |
| 31 | 14 | 0.02 | 6 | 0.07 | +https://www.mojeek.com/bot.html |
| 32 | 10 | 0.01 | 6 | 0.07 | +http://www.grapeshot.co.uk/crawler.php |
| 33 | 8 | 0.01 | 5 | 0.06 | +http://www.privacyaware.org |
| 34 | 7 | 0.01 | 5 | 0.06 | +http://www.uptime.com/uptimebot |
| 35 | 31 | 0.04 | 5 | 0.06 | +http://www.findxbot.com |
| 36 | 4199 | 5.52 | 5 | 0.06 | +http://megaindex.com/crawler |
| 37 | 17 | 0.02 | 5 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 38 | 26 | 0.03 | 4 | 0.04 | Windows 2000 |
| 39 | 5 | 0.01 | 4 | 0.04 | +https://gimmeusa.com/crawler.html |
| 40 | 7 | 0.01 | 4 | 0.04 | Linux [unknown version] |
| 41 | 9 | 0.01 | 4 | 0.04 | Windows 3.1 |
| 42 | 43 | 0.06 | 4 | 0.04 | +https://www.lipperhey.com/en/about/ |
| 43 | 11 | 0.01 | 3 | 0.03 | Auto; Windows |
| 44 | 1856 | 2.44 | 2 | 0.02 | crawler@goodzer.com |
| 45 | 14 | 0.02 | 2 | 0.02 | http://filterdb.iss.net/crawler/ |
| 46 | 20 | 0.03 | 2 | 0.02 | +http://import.io |
| 47 | 5 | 0.01 | 1 | 0.01 | http://prospectb2b.com |
| 48 | 1 | 0.00 | 1 | 0.01 | OpenBSD [unknown version] |
| 49 | 6 | 0.01 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 50 | 3 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 51 | 1 | 0.00 | 1 | 0.01 | MSIE 9.0; WIndows NT 9.0; en-US |
| 52 | 1 | 0.00 | 1 | 0.01 | FreeBSD [unknown version] |
| 53 | 1 | 0.00 | 1 | 0.01 | Android 2.3.5 |
| 54 | 2 | 0.00 | 1 | 0.01 | +http://prlog.ru/ |
| 55 | 2 | 0.00 | 1 | 0.01 | X11 |
| 56 | 24 | 0.03 | 0 | 0.00 | https://nmap.org/book/nse.html |
| 57 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X 10.4 |
| 58 | 2 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 59 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 60 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 61 | 1 | 0.00 | 0 | 0.00 | MSIE 5.5; Windows XP |
| 62 | 2617 | 3.44 | 0 | 0.00 | +http://www.baidu.com/search/spider.html |
