Registro IPv4
host: cdn-content.ampproject.org
class: IN
ttl: 300
type: A
ip: 172.217.171.33

Registro CNAME (Alias)
host: files-fm.cdn.ampproject.org
class: IN
ttl: 300
type: CNAME
target: cdn-content.ampproject.org

Registro IPv6
host: cdn-content.ampproject.org
class: IN
ttl: 300
type: AAAA
ipv6: 2a00:1450:4003:80b::2001

Registro CNAME (Alias)
host: files-fm.cdn.ampproject.org
class: IN
ttl: 300
type: CNAME
target: cdn-content.ampproject.org