Marriott Rewards has brought back the lifetime earned points counter (if you know where to click) that went missing few months ago.
The number of total lifetime nights and points (can be from all sources) are used to determine the lifetime status with the program (you can read more about the lifetime Silver, Gold and Platinum requirements here).
You can access Marriott Rewards here.
Click the “NIGHTS”:
It doesn’t say it anywhere but by clicking the “NIGHTS” you will get the current membership year and lifetime points and nights breakdown.
It took Marriott Rewards quite a while to bring back this functionality. I have already qualifying for the lifetime status on points but still would need another 100+ nights.