Registro DMARC
v=spf1 +a +mx +ip4:40.160.28.197 ~all

Registro IPv4
host: hvac-lynn-center-il.zzz-1.com
class: IN
ttl: 14400
type: A
ip: 147.135.91.218

Información TXT
host: hvac-lynn-center-il.zzz-1.com
class: IN
ttl: 5223
type: TXT
txt: v=spf1 +a +mx +ip4:40.160.28.197 ~all
entries: Array