shell:$ nslookup -timeout=2 -retry=1 '89s9ew-attr.appsflyersdk.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	89s9ew-attr.appsflyersdk.com
Address: 18.154.109.209
Name:	89s9ew-attr.appsflyersdk.com
Address: 18.154.109.50
Name:	89s9ew-attr.appsflyersdk.com
Address: 18.154.109.220
Name:	89s9ew-attr.appsflyersdk.com
Address: 18.154.109.227