Yes, Coffin Moth is definitely a goth band because most of their albums belong to the Deathrock genre, which is a core subgenre of goth music. Albums like Night Of The Witch and It Beats are examples of their goth sound.
Coffin Moth is located in United States, North Carolina, Asheville, active in 2019 — present. You can find more information about Coffin Moth on their GothDB band page.