shell:$ nslookup -timeout=2 -retry=1 'in.appcenter.ms'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
in.appcenter.ms	canonical name = in-prod-pme-eastus2-ingestion-66ddb56a.trafficmanager.net.
in-prod-pme-eastus2-ingestion-66ddb56a.trafficmanager.net	canonical name = in2-gw2-03-3d6c3051.eastus2.cloudapp.azure.com.
Name:	in2-gw2-03-3d6c3051.eastus2.cloudapp.azure.com
Address: 20.57.103.21