Registro IPv4
host: utsouthwesternhealth.net
class: IN
ttl: 900
type: A
ip: 199.242.239.105

Servidores DNS Principal (mname) y Secundario (rname)
host: utsouthwesternhealth.net
class: IN
ttl: 900
type: SOA
mname: swnsmgmt.swmed.edu
rname: domains.lists.utsouthwestern.edu
serial: 2024073000
refresh: 28800
retry: 7200
expire: 1209600
minimum-ttl: 86400

Información TXT
host: utsouthwesternhealth.net
class: IN
ttl: 900
type: TXT
txt: v=spf1 a mx -all
entries: Array