# > iCloud Private Relay # https://developer.apple.com/cn/support/prepare-your-network-for-icloud-private-relay/ # https://mask-api.icloud.com/egress-ip-ranges.csv DOMAIN,mask-api.icloud.com DOMAIN,mask-api.fe.apple-dns.net # > Allow for network traffic audits AND,((PROTOCOL,TCP),(DEST-PORT,443),(USER-AGENT,Transparent%20network%20proxy%20for%20Apple%20system%20services*)) AND,((PROTOCOL,TCP),(DEST-PORT,443),(DOMAIN,mask.icloud.com)) AND,((PROTOCOL,TCP),(DEST-PORT,443),(DOMAIN,mask.apple-dns.net)) AND,((PROTOCOL,TCP),(DEST-PORT,443),(DOMAIN,mask-h2.icloud.com)) AND,((PROTOCOL,TCP),(DEST-PORT,443),(DOMAIN,mask-t.apple-dns.net))