He doesn'talways include the dot. I can tell it's genuine because it matches genuine examples. The item you posted is a typical Brian. Here are some examples that also don't have the line or dot in the B.
They tend to be more rushed, but thats fairly typical of Brian to do. Hope that helps.
Thank you so much!. Its a Christmas gift for a friend and he’s a huge fan on Queen. Just wanted to get some opinions on the item because it didn’t come with a COA.