VPN is Virtua Private Network is a technology used for isolation and enhancing security level.
There are various services available for VPN both paid and unpaid services but I would like to recommend you use Seedbox. This will provide you services for downloading or uploading torrent data along with free VPN, free Proxy, free multimedia streaming and much more.
DNS stands for Domain Name System which is a naming system for a computer, service, or resources connected to a network.
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