Registro IPv4
host: harvard2thebighouse.substack.com
class: IN
ttl: 300
type: A
ip: 104.18.37.200

Registro IPv4
host: harvard2thebighouse.substack.com
class: IN
ttl: 300
type: A
ip: 172.64.150.56

Registro IPv6
host: harvard2thebighouse.substack.com
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:4400::6812:25c8

Registro IPv6
host: harvard2thebighouse.substack.com
class: IN
ttl: 300
type: AAAA
ipv6: 2606:4700:4400::ac40:9638