shell:$ nslookup -timeout=2 -retry=1 'echo.free.beeceptor.com' Server: 1.1.1.1 Address: 1.1.1.1#53 Non-authoritative answer: Name: echo.free.beeceptor.com Address: 147.182.252.2 Name: echo.free.beeceptor.com Address: 2604:a880:4:1d0::132:8000