signalr.net子域名：
signalrs2-relayhub-prod-as02-2.service.signalr.net
adix113sig.service.signalr.net
signalrs2-relayhub-prod-as02-1.service.signalr.net
pubsub-signalr-prod-westus3-002.service.signalr.net
testwise-frontend-prodb-signalr-1.service.signalr.net
signalrs2-relayhub-prod-as01-1.service.signalr.net
thecycle-live.privatelink.service.signalr.net