Registro IPv4
host: physiclib.ru
class: IN
ttl: 3242
type: A
ip: 31.177.78.217

Servidores DNS Principal (mname) y Secundario (rname)
host: physiclib.ru
class: IN
ttl: 4831
type: SOA
mname: ns1.r01.ru
rname: noc.parkline.ru
serial: 2019032703
refresh: 10800
retry: 1800
expire: 604800
minimum-ttl: 900