unbound + chinadns

unbound.conf

server:
     interface: 0.0.0.0
     access-control: 0.0.0.0/0 allow
     verbosity: 1
     do-tcp: yes                                    #enable tcp listening
     tcp-upstream: no                               #chinadns not support tcp
     module-config: "iterator"                      #disable dnssec validator
     do-not-query-localhost: no                     #enable forward to localhost
forward-zone:
     name: "."
     forward-addr: 127.0.0.1@1053