Note that IPInterfaceProperties.DnsA
For pre-2.0, you can either run ipconfig and parse its stdout, or walk some rather tortuous, OS specific Registry chains.
Main Topics
Browse All TopicsBasically, I want to make a DNS query, but first, I need to know which DNS server to use.
The DNS server the machine use is a good choice.
Thanks in advance.
This Question has been solved and asker verified All Experts Exchange premium technology solutions are available to subscription members.
Experts Exchange has been collecting answers to technology questions since 1996…3 million and counting! If you have a question, chances are we already have your answer.
If you can't find the exact answer you're looking for, ask our exclusive community of 50,000 experts. You’ll get a personalized answer from a trusted professional.
Thousands of free tech tips, tricks, how-to’s and tutorials are available in our peer reviewed articles section. See for yourself how smart our experts are, no login required.
Access the answers to your technology questions today.
30-day free trial. Register in 60 seconds.
Members of the expert community talk about why the experience at Experts Exchange is different than what you will find anywhere else.

Try it out and discover for yourself.
30-day free trial. Register in 60 seconds.
Join the community of experts here and help other tech pros by answering question in your area of expertise. You can earn FREE access to all Experts Exchange's premium features and resources.
Another common way of doing this is through WMI by querying the Win32_NetworkAdapterConfig
SwitchNetConfig - Laptop users, quickly switch network and proxy configuration in different places
http://www.codeproject.com
Business Accounts
Answer for Membership
by: redpipePosted on 2006-11-14 at 04:25:49ID: 17937484
using System.Net.NetworkInformat
using System.Net;
public static string[] GetNetworkInterfaces()
{
NetworkInterface[] nics = NetworkInterface.GetAllNet
if (nics == null || nics.Length < 1) {
throw new Exception("No network interfaces found");
}
String[] s = new string[nics.Length];
int i = 0;
foreach (NetworkInterface adapter in nics) {
s[i] = adapter.Description;
i++;
}
return s;
}
private static string[] GetAdapterIpAdresses(Netwo
if (adapter == null) {
throw new Exception("No network interfaces found");
}
IPInterfaceProperties adapterProperties = adapter.GetIPProperties();
string[] s = null;
IPAddressCollection dnsServers = adapterProperties.DnsAddre
if (dnsServers != null) {
s = new string[dnsServers.Count];
int i = 0;
foreach (IPAddress dns in dnsServers) {
s[i] = dns.ToString();
i++;
}
}
return s;
}