shell:$ nslookup -timeout=2 -retry=1 'fsnrgg-inapps.appsflyersdk.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	fsnrgg-inapps.appsflyersdk.com
Address: 3.171.20.143
Name:	fsnrgg-inapps.appsflyersdk.com
Address: 3.171.20.9
Name:	fsnrgg-inapps.appsflyersdk.com
Address: 3.171.20.170
Name:	fsnrgg-inapps.appsflyersdk.com
Address: 3.171.20.55