CopyCtxValues returns a new context with parent's values.

GetProxy reports the proxy name used by the DNS client and whether there is a proxy.

IsProxyServer reports whether the DefaultResolver should be exchanged by proxyServer DNS client.

IsRemote reports whether the DefaultResolver should be exchanged by remote DNS client.

LookupIP with a host, return ip list.

LookupIPByProxy with a host and proxy, reports force combined ipv6 list whether the DisableIPv6 value is true.

LookupIPByResolver same as ResolveIP, but with a resolver.

LookupIPv4 with a host, return ipv4 list.

LookupIPv4ByProxy with a host and proxy, reports ipv4 list.

LookupIPv6 with a host, return ipv6 list.

LookupIPv6ByProxy with a host and proxy, reports ipv6 list whether the DisableIPv6 value is true.

RemoveCache remove cache by host.

ResolveIP with a host, return ip.

ResolveIPv4 with a host, return ipv4.

ResolveIPv4ProxyServerHost proxies server host only.

ResolveIPv6 with a host, return ipv6.

ResolveIPv6ProxyServerHost proxies server host only.

ResolveProxyServerHost proxies server host only.

ServeMsg with a dns.Msg, return resolve dns.Msg.

SetDisableIPv6 set DisableIPv6 & needProxyHostIPv6 value.

WithProxy returns a new context with proxy name.

DefaultDNSTimeout defined the default dns request timeout.

DefaultHosts aim to resolve hosts.

DefaultResolver aim to resolve ip.

DisableIPv6 means don't resolve ipv6 host default value is true.

RemoteDnsResolve reports whether TCP/UDP handler should be remote resolve DNS default value is true.