Latest Android 6 user agents:

User Agent Browser Device
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.6812.1727 Mobile Safari/537.36 Chrome Mobile 53 Nexus 5
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/43.0.5574.1860 Mobile Safari/537.36 Chrome Mobile 43 Nexus 5
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2788.1397 Mobile Safari/537.36 Chrome Mobile 49 Nexus 5
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.8950.1864 Mobile Safari/537.36 Chrome Mobile 42 Nexus 5
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.3669.1729 Mobile Safari/537.36 Chrome Mobile 56 Nexus 5
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/48.0.5215.1943 Mobile Safari/537.36 Chrome Mobile 48 Nexus 5
Mozilla/5.0 (Linux; Android 6.0; EVA-AL00) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.0.0 Mobile Safari/537.36 Chrome Mobile 106 P9
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.1832.1436 Mobile Safari/537.36 Chrome Mobile 59 Nexus 5
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2235.1015 Mobile Safari/537.36 Chrome Mobile 47 Nexus 5
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.4740.1239 Mobile Safari/537.36 Chrome Mobile 53 Nexus 5
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.9513.1926 Mobile Safari/537.36 Chrome Mobile 58 Nexus 5
Mozilla/5.0 (Linux; Android 6.0.1; B860H V1.1 Build/MHC19J; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/69.0.3497.41 Safari/537.36 Chrome Webview 69 Unknown
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.5831.1738 Mobile Safari/537.36 Chrome Mobile 47 Nexus 5
Mozilla/5.0 (Linux; U; Android 6.0.1; SM-J700F Build/MMB29K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.125 Mobile Safari/537.36 OPR/99.3.2254.1265 Opera Mobile 99 Galaxy J7
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.4641.1469 Mobile Safari/537.36 Chrome Mobile 49 Nexus 5
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.5815.1351 Mobile Safari/537.36 Chrome Mobile 47 Nexus 5
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.6169.1179 Mobile Safari/537.36 Chrome Mobile 60 Nexus 5
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.6523.1843 Mobile Safari/537.36 Chrome Mobile 44 Nexus 5
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2251.1686 Mobile Safari/537.36 Chrome Mobile 44 Nexus 5
Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.3834.1628 Mobile Safari/537.36 Chrome Mobile 45 Nexus 5