hierholzer.ch.		30 IN SOA ch.pro.io. hostmaster.metanet.ch. (
				2021072600 ; serial
				10800      ; refresh (3 hours)
				3600       ; retry (1 hour)
				604800     ; expire (1 week)
				600        ; minimum (10 minutes)
				)

hierholzer.ch.		30 IN A	80.74.133.175

Mail exchangers:
hierholzer.ch.		30 IN MX 10 mail.hierholzer.ch.

Name servers:
hierholzer.ch.		30 IN NS nl.pro.io.
hierholzer.ch.		30 IN NS ch.pro.io.
hierholzer.ch.		30 IN NS p.dnh.net.