$TTL 1D

@	IN      SOA  ns.kosters.net. mark.kosters.net. (
		2017080703 ; serial Number
		12H    ; Refresh after 12 hours
		1H     ; Retry after 1 hour
		1D     ; Expire after 1 day
		1D     ; Minimum time-to-live of 1 day
		)
	IN      NS ns.kosters.net.
        IN      NS ns.nova.org.
        IN      NS ns2.nova.org.
        IN      NS ns3.nova.org.
        IN      MX 10 mail.kosters.net.
	IN	A  70.164.19.156
oldmail	IN	A  70.164.19.155
www	IN	CNAME kosters.net.
ns	IN	A  70.164.19.155
ns	IN	A  70.164.19.156
mail	IN	A  70.164.19.156