public void RecursiveResolveDomainName(DnsCache cache = null, NetProxy proxy = null, bool preferIPv6 = false, int retries = 2, int timeout = 2000, bool useTcp = false)
{
if (_ipEndPoint != null)
{
try
{
string ptrDomain = DnsClient.ParseResponsePTR(DnsClient.RecursiveQuery(new DnsQuestionRecord(_ipEndPoint.Address, DnsClass.IN), cache, proxy, preferIPv6, retries, timeout, useTcp));
if (ptrDomain != null)
{
_domainEndPoint = new DomainEndPoint(ptrDomain, _ipEndPoint.Port);
}
}
catch
{ }
}
}
public async Task RecursiveResolveDomainNameAsync(IDnsCache cache = null, NetProxy proxy = null, bool preferIPv6 = false, bool randomizeName = false, int retries = 2, int timeout = 2000)
{
if (_ipEndPoint != null)
{
try
{
IReadOnlyList <string> ptrDomains = DnsClient.ParseResponsePTR(await DnsClient.RecursiveResolveQueryAsync(new DnsQuestionRecord(_ipEndPoint.Address, DnsClass.IN), cache, proxy, preferIPv6, randomizeName, retries, timeout));
if (ptrDomains != null)
{
_domainEndPoint = new DomainEndPoint(ptrDomains[0], _ipEndPoint.Port);
}
}
catch
{ }
}
}