Some of the best dub style music comes from New Zealand. Dub is a derivative from drum and bass but has its roots in reggae. One of the most known d&b artist is Aphrodite. Dub music has been made popular by one of the most well known artists in its genre, namely Massive Attack but also more reggae influenced artists such as Mad Professor and Squeek-a-mouse. Some kiwi artists you should check out are:

Shapeshifter
Salmonella dub
Rhombus