shell:$ nslookup -timeout=2 -retry=1 'custom-hostnames-fallback-origin.identity-dev.flexport.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
custom-hostnames-fallback-origin.identity-dev.flexport.com	canonical name = ingress.identity-dev.flexport.com.cdn.cloudflare.net.
Name:	ingress.identity-dev.flexport.com.cdn.cloudflare.net
Address: 172.64.144.84
Name:	ingress.identity-dev.flexport.com.cdn.cloudflare.net
Address: 104.18.43.172
Name:	ingress.identity-dev.flexport.com.cdn.cloudflare.net
Address: 2606:4700:4406::6812:2bac
Name:	ingress.identity-dev.flexport.com.cdn.cloudflare.net
Address: 2a06:98c1:310c::ac40:9054