cass.se.		30 IN SOA ns01.one.com. hostmaster.one.com. (
				2025040701 ; serial
				14400      ; refresh (4 hours)
				3600       ; retry (1 hour)
				1209600    ; expire (2 weeks)
				900        ; minimum (15 minutes)
				)

cass.se.		30 IN TXT
"protonmail-verification=03b0114d48ba11ba3488d5df1bc214271c4dabf2"
cass.se.		30 IN TXT "v=spf1 include:_spf.protonmail.ch mx ~all"

cass.se.		30 IN A	46.30.215.149
cass.se.		30 IN AAAA 2a02:2350:5:106:a8:510e:c830:e670

Mail exchangers:
cass.se.		30 IN MX 20 mailsec.protonmail.ch.
cass.se.		30 IN MX 10 mail.protonmail.ch.

Name servers:
cass.se.		30 IN NS ns02.one.com.
cass.se.		30 IN NS ns01.one.com.