@Salah Ghalloussi, Many thanks for publishing in Q&A. For that Remote address environment, it only accepts some particular structure value. If you would like block the inbound or outbound from 1 domain, you are able to enter the IP handle or array of the area you want to block. ASR https://blockbreakerbricksmash83581.theisblog.com/36782213/an-unbiased-view-of-block-breaker-game-download