I don't really have any knowledge beyond what I found by googling it. The website above does offer some additional fee based research. I'm not affiliated with them nor have I ever used them, so use at your own risk if you're looking for anything beyond the basics that are found in the write-up.
I'm going to have to say that it's a reproduction.
There's no crazing in the glaze, there are no chips on the rip that I can see and the mark on the back looks to have been applied using a stencil.
I would take it to a reputable dealer in Asian antiquities in your area for authentication... at least then you'll know for sure.