openwrt-packages-dist/net/ddns-scripts/files/usr/share/ddns/default/dyn.com.json

{
	"name": "dyn.com",
	"ipv4": {
		"url": "http://[USERNAME]:[PASSWORD]@members.dyndns.org/v3/update?hostname=[DOMAIN]&myip=[IP]",
		"answer": "good|nochg"
	},
	"ipv6": {
		"url": "http://[USERNAME]:[PASSWORD]@members.dyndns.org/v3/update?hostname=[DOMAIN]&myip=[IP]",
		"answer": "good|nochg"
	}
}