Date created: 06/24/19 09:12:44. Last modified: 07/05/19 18:16:41
'dig' - Notes
Install:
sudo yum install bind-utils
sudo apt-get install dnsutil
Query for a specific record type or types:
dig bbc.co.uk A
dig bbc.co.uk AAAA
dig bbc.co.uk MX
dig bbc.co.uk NS
dig bbc.co.uk TXT
dig bbc.co.uk A AAAA MX NS TXT # Multiple types works on Linux but not on Mac
Query for all record types:
dig bbc.co.uk all
Suppress all output with +noall and then enable only the query response output with +answer, dig defaults to A record type queries:
dig bbc.co.uk +noall +answer
dig bbc.co.uk +noall +answer MX
Only print the record value each record returned:
dig bbc.co.uk +short AAAA
dig +short -x 1.1.1.1
Trace the DNS query from the DNS root servers down:
dig -x 8.8.8.8 +trace
Perform a reverse DNS lookup:
dig -x 8.8.8.8 +short
Query against a specific DNS server:
dig @1.1.1.1 bbc.co.uk
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