How to refresh the DNS cache on OpenDNS' Global Resolvers?
In earlier versions of Internet Explorer (Internet Explorer 3.x), DNS host entries are cached for 24 hours by default. In many cases, this is too long. During this period, some host entries stop working because of change in the IP address of the remote server that was initially resolved. A DNS server can cache the DNS records which was previously looked up, in its cache. Usually it stores the cache data in RAM. You can view or flush this cache if needed. This is useful when you have made some changes in your DNS records and you want your DNS server get updated records instantly. If your system is using NetworkManager you can either try using the dns=dnsmasq option in /etc/NetworkManager/NetworkManager.conf or you can change your connection settings to Automatic (Address Only) and then use a script in the /etc/NetworkManager/dispatcher.d directory to get the DHCP nameserver, set it as the DNS forwarding server in your DNS cache software and then trigger a configuration reload. Records are stored on servers and can be provided by the original server (the authoritative name server for ‘mydomain.com’), a slave server that the authoritative server allows to hold a copy of the record, or it can be served by a forwarding serv
In earlier versions of Internet Explorer (Internet Explorer 3.x), DNS host entries are cached for 24 hours by default. In many cases, this is too long. During this period, some host entries stop working because of change in the IP address of the remote server that was initially resolved.
This command shows all resource records that exist in a specified DNS server cache. Parameters-AsJob. Runs the cmdlet as a background job. Use this parameter to run commands that take a long time to complete. The cmdlet immediately returns an object that represents the job and then displays the command prompt. You can continue to work in the
What is a DNS Cache? Use Cases & Best Practices