shell:$ nslookup -timeout=2 -retry=1 'ping.chartbeat.net'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
Name:	ping.chartbeat.net
Address: 100.51.194.81
Name:	ping.chartbeat.net
Address: 18.210.214.115
Name:	ping.chartbeat.net
Address: 34.205.239.169
Name:	ping.chartbeat.net
Address: 34.193.29.8
Name:	ping.chartbeat.net
Address: 35.168.83.112
Name:	ping.chartbeat.net
Address: 52.202.148.192
Name:	ping.chartbeat.net
Address: 52.204.143.210
Name:	ping.chartbeat.net
Address: 52.44.45.191