List of Firefox 51 Browsers

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Agent	First Seen (AEST)	Last Seen (AEST)
Firefox 51 Linux (other) [302889]	2026-04-07 22:41:54	2026-09-10 22:53:12
Firefox 51 Windows 10+ [312086]	2026-09-10 18:39:01	2026-09-10 18:39:02
Firefox 51 Windows 10 [245488]	2016-08-10 19:53:35	2026-09-10 00:24:32
Firefox 51 Windows Vista [303386]	2026-04-18 03:41:50	2026-04-18 03:41:53
Firefox 51 Mac OS X 10.13 [303361]	2026-04-17 21:34:38	2026-04-17 21:34:40
Firefox 51 Linux Android [299061]	2025-10-31 22:56:14	2026-03-08 15:36:43
Firefox 51 Mac OS X 10 [252744]	2017-01-29 00:48:43	2025-11-16 10:29:49
Firefox 51 Windows 7 [251898]	2017-01-05 06:13:42	2025-11-14 12:20:14
Firefox 51 Mac OS X [299825]	2025-11-12 18:42:54	2025-11-12 18:42:54
Firefox 51 Mac OS X 10 [252142]	2017-01-11 22:52:45	2025-04-24 06:01:39
Firefox 51 Linux (other) [271451]	2018-11-28 10:31:01	2025-03-01 11:28:08
Firefox 51 Mac OS X 10.10 [295018]	2025-03-01 10:25:33	2025-03-01 10:25:33
Firefox 51 Windows 8.1 [294996]	2025-03-01 06:30:29	2025-03-01 06:30:29
Firefox 51 Linux (other) [282574]	2023-07-29 00:52:57	2024-10-15 12:23:26
Firefox 51 Mac OS X 8.6.9 [289137]	2024-06-10 02:51:58	2024-06-10 02:51:58
Firefox 51 Linux (other) [289072]	2024-06-09 20:08:48	2024-06-09 20:08:48
Firefox 51 Mac OS X 9.3.3 [288988]	2024-06-09 16:51:46	2024-06-09 16:51:46