How do I fix a DNS server issue?

1. Check connectivity: Verify the connection between the DNS server and your network.
2. Restart the DNS service: Try to restart the DNS service.
3. Check the DNS records: Inspect all of the DNS records for accuracy.
4. Check the DNS cache: Clear the DNS cache and check if the problem persists.
5. Check the DHCP server: Examine if the DHCP server is working properly.
6. Check the DNS settings: Verify the DNS settings and confirm if they are correct.