emef.ch.		30 IN SOA dns1.worldsoft-isp.net. hostmaster.worldsoft.ch. (
				2022073101 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				1800       ; minimum (30 minutes)
				)

emef.ch.		30 IN TXT "v=spf1 include:spf.antispamcloud.com ip4:217.196.176.0/20 a mx
~all"

emef.ch.		30 IN A	116.203.169.237

Mail exchangers:
emef.ch.		30 IN MX 20 filter20.antispamcloud.com.
emef.ch.		30 IN MX 30 filter30.antispamcloud.com.
emef.ch.		30 IN MX 40 filter40.antispamcloud.com.
emef.ch.		30 IN MX 10 filter10.antispamcloud.com.

Name servers:
emef.ch.		30 IN NS dns1.worldsoft-isp.net.
emef.ch.		30 IN NS dns2.worldsoft-isp.net.