shell:$ nslookup -timeout=2 -retry=1 'ff.sdk.grtc.garenanow.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
Name:	ff.sdk.grtc.garenanow.com
Address: 148.222.66.252
Name:	ff.sdk.grtc.garenanow.com
Address: 143.92.112.32
Name:	ff.sdk.grtc.garenanow.com
Address: 143.92.112.23
Name:	ff.sdk.grtc.garenanow.com
Address: 148.222.67.12
Name:	ff.sdk.grtc.garenanow.com
Address: 148.222.66.238
Name:	ff.sdk.grtc.garenanow.com
Address: 148.222.66.243
Name:	ff.sdk.grtc.garenanow.com
Address: 148.222.66.219
Name:	ff.sdk.grtc.garenanow.com
Address: 148.222.66.233
Name:	ff.sdk.grtc.garenanow.com
Address: 148.222.66.239
Name:	ff.sdk.grtc.garenanow.com
Address: 148.222.67.11