Información TXT
host: whatsapp-cdn6-shv-01-qro1.fbcdn.net
class: IN
ttl: 4666
type: TXT
txt: v=spf1 a ~all
entries: Array

Registro IPv6
host: whatsapp-cdn6-shv-01-qro1.fbcdn.net
class: IN
ttl: 1066
type: AAAA
ipv6: 2a03:2880:f235:c6:face:b00c::167