AcquireBuf returns an buf from pool.

AcquireConn returns an empty conn from pool.

AcquireMsg returns an empty msg from pool.

New returns a new Handler.

NewResolver return a resolver.

ReleaseBuf returns buf to pool.

ReleaseConn returns req to pool.

ReleaseMsg returns req to pool.

A Conn represents a connection to a DNS server.

DNSHandler type.

Resolver type.