Firefox 51 User Agents

Showing user agents for Firefox version 51. This is a listing of the most recent user agents detected from this software version.

  • Mozilla/5.0 (Windows NT 6.1; WOW64; rv:51.0) Gecko/20100101 Firefox/51.0Mozilla/5.0 (iPhone; CPU iPhone OS 12_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148
    Firefox 51 on Windows 7
  • Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:51.0) Gecko/20100101 Firefox/51.0
    Firefox 51 on Mac 10
  • Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:51.0) Gecko/20100101 Firefox/51.0.1
    Firefox 51 on Mac 10
  • Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:51.0) Gecko/20100101 Firefox/51.0
    Firefox 51 on Mac 10
  • Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:51.0) Gecko/20100101 Firefox/51.0
    Firefox 51 on Mac 10
  • Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_12_9; en-US) Gecko/20100101 Firefox/51.1
    Firefox 51 on Mac 10
  • Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:51.0) Gecko/20100101 Firefox/51.0
    Firefox 51 on Mac 10
  • Mozilla/5.0 (Macintosh; PPC Mac OS X 10.11; rv:51.0) Gecko/20100101 Firefox/51.0
    Firefox 51 on Mac 10
  • Mozilla/5.0 (Macintosh; PPC Mac OS X 10.8; rv:51.0) Gecko/20100101 Firefox/51.0
    Firefox 51 on Mac 10
  • Mozilla/5.0 (Macintosh; PPC Mac OS X 10.9; rv:51.0) Gecko/20100101 Firefox/51.0
    Firefox 51 on Mac 10
  • Mozilla/5.0 (Macintosh; U; PPC Mac OS X Mach-O; en-US; rv:1.7) Gecko/20040614 Firefox/51.0.1
    Firefox 51 on Mac
  • Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6; rv:51.0) Gecko/20100101 Firefox/51.0
    Firefox 51 on Mac 10
  • Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:49.0) Gecko/20100101 Firefox/51.0
    Firefox 51 on Mac 10
  • Mozilla/5.0 (Macintosh; U; PPC Mac OS X Mach-O; en-US; rv:1.8.1b1) Gecko/20060707 Firefox/51.0.1
    Firefox 51 on Mac
  • Mozilla/5.0 (Macintosh; PPC Mac OS X 10.10; rv:51.0) Gecko/20100101 Firefox/51.0
    Firefox 51 on Mac 10
  • Mozilla/5.0 (Macintosh; U; PPC Mac OS X Mach-O; en-US; rv:1.8.1.4) Gecko/20070515 Firefox/51.0
    Firefox 51 on Mac
  • Mozilla/5.0 (Macintosh; Intel Mac OS X 6_4_6; rv:51.0) Gecko/20100101 Firefox/51.0
    Firefox 51 on Mac 6
  • Mozilla/5.0 (Macintosh; U; PPC Mac OS X Mach-O; en-US; rv:1.7.9) Gecko/20050711 Firefox/51.0
    Firefox 51 on Mac
  • Mozilla/5.0 (Macintosh; Intel Mac OS X 11_5_6; rv:51.0) Gecko/20100101 Firefox/51.0
    Firefox 51 on Mac 11
  • Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_5) Gecko/20100101 Firefox/51.0
    Firefox 51 on Mac 10
Random User Agents