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

Non-authoritative answer:
Name:	learn.ac
Address: 52.218.178.26
Name:	learn.ac
Address: 52.92.194.35
Name:	learn.ac
Address: 3.5.83.254
Name:	learn.ac
Address: 52.92.153.171
Name:	learn.ac
Address: 52.92.130.59
Name:	learn.ac
Address: 52.92.193.67
Name:	learn.ac
Address: 52.218.232.59
Name:	learn.ac
Address: 3.5.81.186