public SELF serverAddresses(Iterable<InetSocketAddress> serverAddresses) {
        final DnsServerAddresses addrs = DnsServerAddresses.sequential(serverAddresses);
        return serverAddressStreamProvider(hostname -> addrs.stream());
    }
Sets the DNS server addresses to send queries to. Operating system default is used by default.
core/src/main/java/com/linecorp/armeria/client/AbstractDnsResolverBuilder.java