GOST added support for DNS proxy in version 2.10.
Usage
gost -L="dns://:1053?mode=udp&dns=8.8.8.8,1.1.1.1:53/tcp,1.1.1.1:853/tls,https://1.0.0.1/dns-query"
Parameters
mode - proxy mode, optional values are: udp,tcp,tls,https. Default value is udp.
dns - same as the dns parameter in DNS Resolver.
ttl - 2.10.1+, cache timeout, negative value will disable the cache. Default value is the TTL in reply.
timeout - 2.10.1+,request timeout, default value is 5s.
ip - 2.10.1+,client host IP. Will enable the ECS(EDNS Client Subnet) extension if set.