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winterbells > Due to multiple faults on the company's end, all StartCom certificates were removed from Mozilla Firefox in October 2016 and Google Chrome in March 2017
> Despite attempts to distance itself from the controversy, on November 16, 2017, StartCom announced termination of business, and on January 1, 2018, stopped serving new certificates, effectively closing the company.
https://en.wikipedia.org/wiki/StartCom