dns conf zone

$TTL	604800
@	IN SOA	ns1.miservidor.com. contacto.miservidor.com. (
		2011081402	; serial
		604800		; refresh
		3600		; retry
		2419200		; expire
		3600 )	; negative cache ttl
;
@	IN NS	ns1
	IN NS	ns2
	IN MX	10 server
	IN A	10.10.10.1
miservidor.com.	IN A	10.10.10.1
ns1	IN A	10.10.10.2
ns2	IN A	10.10.10.3
mail	IN A	10.10.10.1
server	IN A	10.10.10.1
www	IN CNAME miservidor.com.

; SPFv1 y v2 de miservidor.com
miservidor.com.	IN TXT	"v=spf1 ip4:10.10.10.1 a mx ptr mx:miservidor.com ~all"
miservidor.com.	IN TXT	"v=spf2.0/mform,pra a mx ptr ip4:10.10.10.1 mx:server.miservidor.com mx:miservidor.com a:otrodominio.com include:otrodominio.com mx:otrodominio.com ~all"

; SPFv1 y v2 de otrodominio.com
otrodominio.com	IN TXT	"v=spf1 ip4:10.10.10.1 a mx ptr mx:miservidor.com include:otrodominio.com ~all"
otrodominio.com.	IN TXT	"v=spf2.0/mform,pra a mx ptr ip4:10.10.10.1 mx:server.miservidor.com mx:miservidor.com a:otrodominio.com include:otrodominio.com mx:otrodominio.com ~all"

; DKIM y DomainKey de miservidor.com
default._domainkey IN TXT "v=DKIM1; g=*; k=rsa; p=MIG.................DAQAB" ; ----- DKIM default for miservidor.com
_ssp._domainkey	IN TXT	"t=y; dkim=all"