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resolvectl

Resolve domain names, IPV4 and IPv6 addresses, DNS resource records, and services. Introspect and reconfigure the DNS resolver. More information: https://www.freedesktop.org/software/systemd/man/resolvectl.html.

Show DNS settings:

resolvectl status

Resolve the IPv4 and IPv6 addresses for one or more domains:

resolvectl query {{domain1 domain2 ...}}

Retrieve the domain of a specified IP:

resolvectl query {{ip_address}}

Retrieve an MX record of domain:

resolvectl --legend={{no}} --type={{MX}} query {{domain}}

Resolve an SRV record, for example _xmpp-server._tcp gmail.com:

resolvectl service _{{service}}._{{protocol}} {{name}}

Retrieve the public key from an email address from an OPENPGPKEY DNS record:

resolvectl opengpg {{email}}

Retrieve a TLS key:

resolvectl tlsa tcp {{domain}}:443