shell:$ nslookup -timeout=2 -retry=1 'a1838.dscw154.akamai.net'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
Name:	a1838.dscw154.akamai.net
Address: 2.16.170.68
Name:	a1838.dscw154.akamai.net
Address: 2.16.170.77
Name:	a1838.dscw154.akamai.net
Address: 2600:140a:5000:1f::210:aa28
Name:	a1838.dscw154.akamai.net
Address: 2600:140a:5000:1f::210:aa35