shell:$ nslookup -timeout=2 -retry=1 'unam.mx'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	unam.mx
Address: 132.248.166.20
Name:	unam.mx
Address: 132.248.166.19
Name:	unam.mx
Address: 132.248.166.18
Name:	unam.mx
Address: 132.248.166.17
Name:	unam.mx
Address: 2001:1218:3000:180::17
Name:	unam.mx
Address: 2001:1218:3000:180::18
Name:	unam.mx
Address: 2001:1218:3000:180::19
Name:	unam.mx
Address: 2001:1218:3000:180::20