shell:$ nslookup -timeout=2 -retry=1 'app.biliintl.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
app.biliintl.com	canonical name = all.biliintl.com.w.kunlunsl.com.
Name:	all.biliintl.com.w.kunlunsl.com
Address: 47.246.20.190
Name:	all.biliintl.com.w.kunlunsl.com
Address: 47.246.20.193
Name:	all.biliintl.com.w.kunlunsl.com
Address: 47.246.20.188
Name:	all.biliintl.com.w.kunlunsl.com
Address: 47.246.20.192
Name:	all.biliintl.com.w.kunlunsl.com
Address: 47.246.20.195
Name:	all.biliintl.com.w.kunlunsl.com
Address: 47.246.20.189
Name:	all.biliintl.com.w.kunlunsl.com
Address: 47.246.20.191
Name:	all.biliintl.com.w.kunlunsl.com
Address: 47.246.20.194