The DNS server address is localhost and DNS forward has been setup for the default gateway server locally. I cannot get internet access on my server using localhost as mt DNS address. But if I use default gateway as DNS server internet access works so I know there is something wrong in my DNS server setup and forwarding.

linux - CentOS extremely slow DNS lookup - Server Fault I have ruled out the possibility of a slow DNS server because I'm using the same DNS resolver on 4 other servers all located in the same data center, all of which work fine. (< 1ms lookups) Things I have tried already without success: Adding options single-request to /etc/resolv.conf; Adding options single-request-reopen to /etc/resolv.conf Will my speed increase if I change my DNS settings? | AT&T Mar 12, 2014 How To Fix “DNS server is not responding” on Windows 10

Jun 17, 2020

Check DNS server problems Event log. Check the following logs to see whether there are any recorded errors: Application. System. DNS Server. Test by using nslookup query. Run the following command and check whether the DNS server is reachable from client computers. nslookup

Intermittently slow to resolve hostnames/DNS timeout

Fix Slow External DNS Resolution in Microsoft/Active