public void ResolveHostNameFromIpAndDnsQueryFailsTest()
        {
            var dnsRepository = new DnsRepository();
            var hostName      = dnsRepository.HostNameFromIp(IPAddress.Parse("1.0.0.1"));

            Assert.AreEqual(hostName, "1.0.0.1");
        }
        public void ResolveHostNameFromIpTest()
        {
            var dnsRepository = new DnsRepository();
            var hostName      = dnsRepository.HostNameFromIp(IPAddress.Parse("10.221.24.4"));

            Assert.AreEqual(hostName, "db3-red-dc-04.redmond.corp.microsoft.com");
        }