Registro IPv4
host: open.mit.edu.herokudns.com
class: IN
ttl: 60
type: A
ip: 15.197.152.254

Registro IPv4
host: open.mit.edu.herokudns.com
class: IN
ttl: 60
type: A
ip: 13.248.131.213

Registro IPv4
host: open.mit.edu.herokudns.com
class: IN
ttl: 60
type: A
ip: 3.33.161.45

Registro IPv4
host: open.mit.edu.herokudns.com
class: IN
ttl: 60
type: A
ip: 35.71.150.51

Registro CNAME (Alias)
host: open.mit.edu
class: IN
ttl: 1800
type: CNAME
target: open.mit.edu.herokudns.com

Registro CNAME (Alias)
host: open.mit.edu
class: IN
ttl: 1799
type: CNAME
target: open.mit.edu.herokudns.com