Registro IPv4
host: environmentalengineering.org.uk
class: IN
ttl: 90
type: A
ip: 75.119.221.21

Servidores DNS Principal (mname) y Secundario (rname)
host: environmentalengineering.org.uk
class: IN
ttl: 90
type: SOA
mname: ns1.dreamhost.com
rname: hostmaster.dreamhost.com
serial: 2026091803
refresh: 14996
retry: 600
expire: 1814400
minimum-ttl: 60