Update Domestic Hosts

Source/non_ip/domestic.conf

@@ -540,6 +540,7 @@ DOMAIN-SUFFIX,hupu.com
 DOMAIN-SUFFIX,huxiu.com
 DOMAIN-SUFFIX,huxiucdn.com
 DOMAIN-SUFFIX,huya.com
+DOMAIN-SUFFIX,i4.cn
 DOMAIN-SUFFIX,ibreader.com
 DOMAIN-SUFFIX,ibuscloud.com
 DOMAIN-SUFFIX,icourse163.org