ns2.datainsightsgo.com has no AAAA records.
Question and response
Question
dig ns2.datainsightsgo.com. AAAA
Answer
ns2.datainsightsgo.com. 4 CNAME datainsightsgo.com.
Authority
datainsightsgo.com. 2630 SOA ns-865.awsdns-44.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0