Is there a warranty period on a "warranty-replaced" refurbished Tivo? If so, how long?

Does someone here know .. long is the warranty period on an already warranty - replaced refurb Tivo unit? Mine was replaced mid Jan 2017 and it has stopped working. Will not even power on. It has lifetime attached, so wondering if I should buy one of the current
"Lifetime included" deal ( since my current replacement MAY be out of warranty.

My work schedule keeps interfering with my getting through to Tivo via phone during hours they are open and I don't want the current (lifetime...

Is there a warranty period on a "warranty-replaced" refurbished Tivo? If so, how long?

Is there a warranty period on a "warranty-replaced" refurbished Tivo? If so, how long?