ntrx.ch.		30 IN SOA ns1092.ui-dns.org. hostmaster.1und1.com. (
				2017060106 ; serial
				28800      ; refresh (8 hours)
				7200       ; retry (2 hours)
				604800     ; expire (1 week)
				600        ; minimum (10 minutes)
				)

ntrx.ch.		30 IN TXT "v=spf1 include:_spf-eu.ionos.com ~all"

ntrx.ch.		30 IN A	217.160.0.30
ntrx.ch.		30 IN AAAA 2001:8d8:100f:f000::2ad

Mail exchangers:
ntrx.ch.		30 IN MX 10 mx01.ionos.de.
ntrx.ch.		30 IN MX 10 mx00.ionos.de.

Name servers:
ntrx.ch.		30 IN NS ns1111.ui-dns.biz.
ntrx.ch.		30 IN NS ns1080.ui-dns.de.
ntrx.ch.		30 IN NS ns1097.ui-dns.com.
ntrx.ch.		30 IN NS ns1092.ui-dns.org.