$ORIGIN .
$TTL 259200	; 3 days
curso.esp		IN SOA	sercentos7.curso.esp. root.curso.esp. (
				2021022502 ; serial
				86400      ; refresh (1 day)
				7200       ; retry (2 hours)
				2592000    ; expire (4 weeks 2 days)
				172800     ; minimum (2 days)
				)
			NS	orion.curso.esp.
			NS	sercentos7.curso.esp.
			MX	3 trasgu.curso.esp.
$ORIGIN curso.esp.
agendapc5		CNAME	pc5
curso			A	192.168.2.3
fresnosa		CNAME	trasgu
localhost		A	127.0.0.1
pc2			A	192.168.2.8
pc3                     A       192.168.2.10
portalpc12		CNAME	pc12
portatil		A	192.168.2.2
trasgu			A	192.168.2.150
orion			A	192.168.2.152
webalizerpc12		CNAME	pc12
sercentos7              A       192.168.2.5