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

Non-authoritative answer:
platform-lookaside.fbsbx.com	canonical name = scontent.xx.fbcdn.net.
Name:	scontent.xx.fbcdn.net
Address: 57.144.172.128
Name:	scontent.xx.fbcdn.net
Address: 2a03:2880:f356:80:face:b00c:0:3