Registro IPv4
host: whatsapp-cdn-shv-02-qro1.fbcdn.net
class: IN
ttl: 2502
type: A
ip: 157.240.25.60

Información TXT
host: whatsapp-cdn-shv-02-qro1.fbcdn.net
class: IN
ttl: 7200
type: TXT
txt: v=spf1 a ~all
entries: Array