Registro IPv4
host: petroserv-limited.com
class: IN
ttl: 300
type: A
ip: 208.91.197.27

Servidores DNS Principal (mname) y Secundario (rname)
host: petroserv-limited.com
class: IN
ttl: 1083
type: SOA
mname: NS2.IPOWERDNS.com
rname: namehost.WORLDNIC.com
serial: 126090405
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600

Servidor de Correo
host: petroserv-limited.com
class: IN
ttl: 3600
type: MX
pri: 10
target: petroservlimited-com02c.mail.protection.outlook.com