Registro IPv4
host: whatsapp-chatd-msgr-edge-shv-01-qro1.facebook.com
class: IN
ttl: 3600
type: A
ip: 31.13.89.30

Información TXT
host: whatsapp-chatd-msgr-edge-shv-01-qro1.facebook.com
class: IN
ttl: 2562
type: TXT
txt: v=spf1 a ~all
entries: Array