Resource Records (RR’s)
Resource Records contain various pieces of information about hosts in the DNS. (RFC 1035 specifies exactly how these records should look.)
Some Example Resource Records
cig.mot.com. IN NS motcig.cig.mot.com.
motcig.cig.mot.com. IN A 136.182.15.3
motcig.cig.mot.com. IN HINFO “Hardware” “Software”
name.cig.mot.com. IN CNAME realname.cig.mot.com.
Name.cig.mot.com. IN TXT “Anything you want”
cig.mot.com. IN MX Priority#mailhost.domain.dom.
3.15.182.136.IN-ADDR.ARPA. I N PTR motcig.cig.mot.com.