Registro DMARC
v=spf1 a ~all

Registro IPv4
host: scontent.fntr4-1.fna.fbcdn.net
class: IN
ttl: 3600
type: A
ip: 189.206.246.17

Registro CNAME (Alias)
host: external.fntr4-1.fna.fbcdn.net
class: IN
ttl: 3600
type: CNAME
target: scontent.fntr4-1.fna.fbcdn.net

Información TXT
host: scontent.fntr4-1.fna.fbcdn.net
class: IN
ttl: 7200
type: TXT
txt: v=spf1 a ~all
entries: Array

Registro IPv6
host: scontent.fntr4-1.fna.fbcdn.net
class: IN
ttl: 3600
type: AAAA
ipv6: 2001:1248:1:6300:face:b00c::a7

Registro CNAME (Alias)
host: external.fntr4-1.fna.fbcdn.net
class: IN
ttl: 3600
type: CNAME
target: scontent.fntr4-1.fna.fbcdn.net