Registro IPv4
host: theoreminc.online
class: IN
ttl: 1650
type: A
ip: 208.91.197.27

Servidores DNS Principal (mname) y Secundario (rname)
host: theoreminc.online
class: IN
ttl: 1649
type: SOA
mname: NS33.WORLDNIC.COM
rname: namehost.WORLDNIC.COM
serial: 120022716
refresh: 10800
retry: 3600
expire: 604800
minimum-ttl: 3600