shell:$ nslookup -timeout=2 -retry=1 'global.fsttls.t.co'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
global.fsttls.t.co	canonical name = platform.twitter.map.fastly.net.
Name:	platform.twitter.map.fastly.net
Address: 146.75.8.157