shell:$ nslookup -timeout=2 -retry=1 'redeem.whoscall.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
Name:	redeem.whoscall.com
Address: 54.250.230.226
Name:	redeem.whoscall.com
Address: 54.168.171.134
Name:	redeem.whoscall.com
Address: 54.248.99.161