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

Non-authoritative answer:
Name:	allaccess.web.udacity.com
Address: 3.160.5.44
Name:	allaccess.web.udacity.com
Address: 3.160.5.121
Name:	allaccess.web.udacity.com
Address: 3.160.5.53
Name:	allaccess.web.udacity.com
Address: 3.160.5.116
Name:	allaccess.web.udacity.com
Address: 2600:9000:25f4:9600:11:7c97:dbc0:93a1
Name:	allaccess.web.udacity.com
Address: 2600:9000:25f4:7600:11:7c97:dbc0:93a1
Name:	allaccess.web.udacity.com
Address: 2600:9000:25f4:c200:11:7c97:dbc0:93a1
Name:	allaccess.web.udacity.com
Address: 2600:9000:25f4:5c00:11:7c97:dbc0:93a1
Name:	allaccess.web.udacity.com
Address: 2600:9000:25f4:6e00:11:7c97:dbc0:93a1
Name:	allaccess.web.udacity.com
Address: 2600:9000:25f4:2800:11:7c97:dbc0:93a1
Name:	allaccess.web.udacity.com
Address: 2600:9000:25f4:4e00:11:7c97:dbc0:93a1
Name:	allaccess.web.udacity.com
Address: 2600:9000:25f4:1e00:11:7c97:dbc0:93a1