shell:$ nslookup -timeout=2 -retry=1 'campaign.u.com.my'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
campaign.u.com.my	canonical name = app328895.prod.cudawaas.com.
app328895.prod.cudawaas.com	canonical name = waas-prod-app-2cac23f5f94055786ee811af1400ae0a.trafficmanager.net.
waas-prod-app-2cac23f5f94055786ee811af1400ae0a.trafficmanager.net	canonical name = waasprod-app-8b144eea3c0464b60b02f227afa8627c.southeastasia.cloudapp.azure.com.
Name:	waasprod-app-8b144eea3c0464b60b02f227afa8627c.southeastasia.cloudapp.azure.com
Address: 57.155.24.78