shell:$ nslookup -timeout=2 -retry=1 'business.whatsapp.com' Server: 1.1.1.1 Address: 1.1.1.1#53 Non-authoritative answer: Name: business.whatsapp.com Address: 57.144.172.141 Name: business.whatsapp.com Address: 2a03:2880:f356:8d:face:b00c:0:2