| Used Operating Systems |
| 1 | 39386 | 45.48 | 3712 | 61.16 | Windows NT |
| 2 | 10890 | 12.58 | 163 | 2.69 | +spider@waybackarchive.org |
| 3 | 7981 | 9.22 | 41 | 0.68 | +http://yandex.com/bots |
| 4 | 5115 | 5.91 | 142 | 2.34 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 3995 | 4.61 | 366 | 6.03 | +http://ahrefs.com/robot/ |
| 6 | 2061 | 2.38 | 17 | 0.28 | Windows 98 |
| 7 | 1830 | 2.11 | 0 | 0.00 | Macintosh |
| 8 | 1569 | 1.81 | 1082 | 17.83 | +http://www.baidu.com/search/spider.html |
| 9 | 1484 | 1.71 | 0 | 0.00 | i686 Linux; 20020515 |
| 10 | 1458 | 1.68 | 5 | 0.08 | Windows CE |
| 11 | 1336 | 1.54 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 12 | 1182 | 1.36 | 0 | 0.00 | Solaris 2.4.x |
| 13 | 1040 | 1.20 | 2 | 0.03 | Linux i686 [unknown version] |
| 14 | 964 | 1.11 | 0 | 0.00 | BeOS BePC |
| 15 | 824 | 0.95 | 13 | 0.21 | Windows 95 |
| 16 | 623 | 0.72 | 144 | 2.37 | +http://www.google.com/bot.html |
| 17 | 562 | 0.65 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 18 | 504 | 0.58 | 0 | 0.00 | America Online Browser 1.1; rev1.5; Wind... |
| 19 | 494 | 0.57 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 20 | 428 | 0.49 | 194 | 3.20 | +http://www.bing.com/bingbot.htm |
| 21 | 390 | 0.45 | 0 | 0.00 | Macintosh PPC |
| 22 | 384 | 0.44 | 0 | 0.00 | America Online Browser 1.1; rev1.2; Wind... |
| 23 | 312 | 0.36 | 10 | 0.16 | MSIE 5.5; Windows NT 5.0 |
| 24 | 240 | 0.28 | 0 | 0.00 | America Online Browser 1.1; rev1.1; Wind... |
| 25 | 232 | 0.27 | 0 | 0.00 | OS/2 |
| 26 | 216 | 0.25 | 0 | 0.00 | Win32 |
| 27 | 180 | 0.21 | 49 | 0.81 | +http://www.exabot.com/go/robot |
| 28 | 172 | 0.20 | 56 | 0.92 | +http://www.linkdex.com/about/bots/ |
| 29 | 168 | 0.19 | 0 | 0.00 | FreeBSD [unknown version] |
| 30 | 152 | 0.18 | 8 | 0.13 | X11 |
| 31 | 86 | 0.10 | 20 | 0.33 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 32 | 80 | 0.09 | 0 | 0.00 | Linux 2.4.x |
| 33 | 74 | 0.09 | 5 | 0.08 | Android 2.3.5 |
| 34 | 60 | 0.07 | 16 | 0.26 | help@moz.com |
| 35 | 52 | 0.06 | 0 | 0.00 | +http://indonesiancoder.com |
| 36 | 32 | 0.04 | 0 | 0.00 | Solaris 9.x |
| 37 | 16 | 0.02 | 8 | 0.13 | http://crawler.sistrix.net/ |
| 38 | 6 | 0.01 | 0 | 0.00 | Windows XP |
| 39 | 6 | 0.01 | 5 | 0.08 | MSIE 5.5; Windows NT 4.0 |
| 40 | 4 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 41 | 2 | 0.00 | 2 | 0.03 | Windows 2000 |
| 42 | 2 | 0.00 | 2 | 0.03 | Windows ME |
| 43 | 2 | 0.00 | 2 | 0.03 | +info@netcraft.com |
| 44 | 2 | 0.00 | 2 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 45 | 2 | 0.00 | 2 | 0.03 | Windows 3.1 |
