Registro IPv4
host: whatsapp-chatd-edge-shv-01-gua1.facebook.com
class: IN
ttl: 3600
type: A
ip: 157.240.233.61

Información TXT
host: whatsapp-chatd-edge-shv-01-gua1.facebook.com
class: IN
ttl: 7200
type: TXT
txt: v=spf1 a ~all
entries: Array