shell:$ nslookup -timeout=2 -retry=1 'app.cdn.777.tx-ott4k.xyz'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
app.cdn.777.tx-ott4k.xyz	canonical name = cnametx.cdn-mix.cloud.
Name:	cnametx.cdn-mix.cloud
Address: 185.243.7.190