dns-upstream

	forward-addr: 2606:4700:4700::1111@53      # cloudflare
	forward-addr: 2606:4700:4700::1001@53 	   # cloudflare
	forward-addr: 2001:470:20::2@53            # he
	forward-addr: 2620:fe::9@53                # quad9
	forward-addr: 2620:fe::fe@53		   # quad9
	forward-addr: 91.239.100.100@53            # anycast.censurfridns.dk
	forward-addr: 89.233.43.71@53		   # unicast.censurfridns.dk
	forward-addr: 74.82.42.42@53               # he
	forward-addr: 1.1.1.1@53                   # one.one.one.one
	forward-addr: 1.0.0.1@53                   # one.one.one.one
	forward-addr: 9.9.9.9@53		   # dns.quad9.net
	forward-addr: 149.112.112.112@53	   # dns.quad9.net
	forward-addr: 108.61.201.119@53 	   # dot-jp.blahdns.com
	forward-addr: 80.67.188.188@53	           # loraine datanet