How To Troubleshoot DNS Client Issues in Linux
While these steps are for Ubuntu, most Linux distributions configure DNS settings through the Network Manager. Alternatively, your DNS settings can be specified in /etc/resolv.conf. Click the Applications icon on the left menu bar.; Click Settings, then Network.; Find your internet connection on the right pane, then click the gear icon.; Click the IPv4 or IPv6 tab to view your DNS settings. Change DNS settings on Linux - support.rackspace.com On most Linux operating systems, the DNS servers that the system uses for name resolution are defined in the /etc/resolv.conf file. That file should contain at least one nameserver line. Each nameserver line defines a DNS server. The name servers are prioritized in the order the system finds them in the file. Command-line to list DNS servers used by my system - Ask resolv.conf isn't really used anymore, unless you implement it yourself. The network manager does it now. I created an alias to list the DNS servers on my system, as I sometimes switch from OpenDNS to Google's open DNS. Install, Configure, and Maintain Linux DNS Server - Like Geeks
linux - How to read the local DNS cache contents? - Unix
For a server to be available through any NIC, edit the DNS zone file and add entries for each IP address. For example: ipaserver IN A 192.168.1.100 ipaserver IN A 192.168.1.101 ipaserver IN A 192.168.1.102 How to Check IP Address on Linux - (Command Line) -TecAdmin
DNSMap - Worldwide DNS Propagation Checker - Global test
Configure DNS settings | Linux The line dns-nameservers 8.8.8.8 sets up a DNS server with the IP address of 8.8.8.8 as our DNS server (it is a public DNS server from Google). To configure multiple DNS servers, just add spaces between them: dns-nameservers IP_ADDRESS1 IP_ADDRESS2 IP_ADDRESS3… Save the file and exit. Check if your browser uses Secure DNS, DNSSEC, TLS 1.3 Apr 29, 2019 How to configure nameserver in Linux - Kernel Talks Sep 26, 2017 3 Best DNS Benchmarking Tools To Find the Fastest DNS