corenos.nl.		30 IN SOA ns1.yourdomainprovider.net. hostmaster.corenos.nl. (
				2022041711 ; serial
				3600       ; refresh (1 hour)
				3600       ; retry (1 hour)
				1209600    ; expire (2 weeks)
				120        ; minimum (2 minutes)
				)

corenos.nl.		30 IN TXT "v=spf1 a mx ip4:89.30.151.220
include:filter.yourdomainprovider.net ~all"

Mail exchangers:
corenos.nl.		30 IN MX 10 mail.corenos.nl.

Name servers:
corenos.nl.		30 IN NS ns2.yourdomainprovider.net.
corenos.nl.		30 IN NS ns1.yourdomainprovider.net.
corenos.nl.		30 IN NS ns3.yourdomainprovider.net.