Bind updating root hint data file

Don’t forget the dot(.) after as it is required for the domain to be FQDN (Fully Qualified Domain Name) and without it, BIND won’t work.

If you don’t put a FQDN in BIND zone file, then the value of $ORIGIN will be appended to the name.

Ubuntu 18.04 LTS uses systemd-resolve to resolve DNS hostnames. In this section, I will show you how to set your own DNS server as the primary DNS server on Ubuntu 18.04 LTS using systemd-resolve.

First, open the configuration file for systemd-resolve with the following command: Now, replace #DNS= with DNS=IP_ADDR as shown in the marked section of the screenshot below.

Ordinarily there should be no need to download this file on a regular basis, as the contents of the file are served via the DNS system itself.

The Root Trust Anchor, or Key Signing Key, is used by DNSSEC-enabled software to verify the contents of the DNS root zone is valid.

First, navigate to the /var/cache/bind directory with the following command: NOTE: Here, is the domain name and db.is the zone file for the domain name Now you have to tell bind to load the data file db.for the zone

Without DNS server, you would have to type in the IP address directly if you wanted to visit example.com, which is of course very hard to remember.

Here, IP_ADDR is the IP address of your BIND 9 server.

Now save the file and restart your computer with the following command: As you can see, the primary DNS server is set to 192.1, the one that I set earlier.

A zone file holds information about a certain domain name and its subdomains. For example, the information about domain/zone would be stored in plain text format in a zone file such as db.in /var/cache/bind directory.

Now I am going to create a simple zone file for and show you how to set up your own DNS names with BIND 9.

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Without this entry, zone updates are not allowed at all.

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