shell:$ nslookup -timeout=2 -retry=1 'fcu5wl-inapps.appsflyersdk.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	fcu5wl-inapps.appsflyersdk.com
Address: 18.160.201.32
Name:	fcu5wl-inapps.appsflyersdk.com
Address: 18.160.201.204
Name:	fcu5wl-inapps.appsflyersdk.com
Address: 18.160.201.40
Name:	fcu5wl-inapps.appsflyersdk.com
Address: 18.160.201.51