PHOTO: Canberra's fine start to the season continued with a win over the Raiders. (AAP: Rohan Thomson)

Canberra has kept its blistering start to the NRL season rolling with a hard-fought 26-22 victory against Brisbane.

It marks the 5-1 Raiders’ best start to a season since 2003, while the 1-5 Broncos have slumped to their worst opening after six rounds this century.

Canberra travel next round to face Manly, while the Broncos host Cronulla.

In another match, Titans beat Knights 38-14.