shell:$ nslookup -timeout=2 -retry=1 'upload-ec2.instagram.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
upload-ec2.instagram.com	canonical name = instagram.com.
Name:	instagram.com
Address: 57.144.172.34
Name:	instagram.com
Address: 2a03:2880:f356:22:face:b00c:0:4420