/// <summary>
/// Add a DNS cache entry.
/// </summary>
/// <param name="DomainName">The domain name.</param>
/// <param name="ARecord">A DNS record</param>
public void AddToCache(String DomainName,
A ARecord)
{
_DNSCache.Add(DomainName, IPSocket.Localhost(new IPPort(53)), ARecord);
}