Install dns-root-data by entering the following commands in the terminal:
sudo apt update sudo apt install dns-root-data
Description:
DNS root data including root zone and DNSSEC key
This package contains various root zone related data as published by IANA to be used by various DNS software as a common source of DNS root zone data, namely: . * Root Hints (root.hints) * Root Trust Anchors (root.key, root.ds)
Homepage: https://data.iana.org/root-anchors/
Version: 2018013001
Section: misc