@torry28 is that the rolls done recently ,i am not sure which site that is.What ever may be the case that is one hell of a dare devil who had the guts to try out this stunt,millions for a single roll is just speechless and i am sure he must have lost it at some point with the way he rolls.
No, those rolls was done in last year (you can see about the date which i qouted too, on June and August 2016).
That site is Betking which known there are a lot of whale betting on there.