Browser OS User Agent When Created
Safari 11 Mac OS X 10.12.6 Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/604.1.38 (KHTML, like Gecko) Version/11.0 Safari/604.1.38 7 years ago
Firefox 57 Mac OS X 10.12 Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:57.0) Gecko/20100101 Firefox/57.0 7 years ago

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