@Salah Ghalloussi, Many thanks for submitting in Q&A. With the Remote address location, it only accepts some unique format value. If you wish to block the inbound or outbound from one particular domain, you could enter the IP handle or selection of the domain you wish to block. then enter https://emilioqauna.tblogz.com/the-block-breaker-high-score-tips-diaries-49839353