shell:$ nslookup -timeout=2 -retry=1 'atozmath.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	atozmath.com
Address: 104.21.61.249
Name:	atozmath.com
Address: 172.67.217.63
Name:	atozmath.com
Address: 2606:4700:3033::ac43:d93f
Name:	atozmath.com
Address: 2606:4700:3033::6815:3df9