You might be using dig to find out A/CNAME/MX etc records of a domain from DNS servers. But if you just want to get a quick overview, use host:

$ host oozou.com
oozou.com has address 52.89.55.136
oozou.com has address 35.165.206.160
oozou.com has address 34.212.209.65
oozou.com mail is handled by 1 aspmx.l.google.com.
oozou.com mail is handled by 5 alt1.aspmx.l.google.com.
oozou.com mail is handled by 5 alt2.aspmx.l.google.com.
oozou.com mail is handled by 10 aspmx2.googlemail.com.
oozou.com mail is handled by 10 aspmx3.googlemail.com.