$ORIGIN example.
@	86400	IN	SOA	ns1.example. hostmaster.example. 2021120701 2h 15m 1w 30m
	86400	IN	NS	ns1.example.
	86400	IN	NS	ns2.example.
	86400	IN	MX	0 .
	86400	IN	TXT	"v=spf1 -all"
	86400	IN	DNSKEY	257 3 13 1egQYIooCJBCelV2nEvGGn+YnSQlb4Hv6vdahRgsnnFTRlOCDk8YHN01E86tT+Q3weB4wmjiSlvu6hRfPC4rWA== ;{id = 57357 (ksk), size = 256b}
	86400	IN	DNSKEY	257 3 13 r84HU+lP18H53xF6ZsOUGCGmvon0Gfkr5BgIof4KBFQ7hluFqnf0gF45xEzxr/o+NxksGmOeOKRVzNEABP3mLw== ;{id = 38127 (ksk), size = 256b}
	86400	IN	DNSKEY	256 3 13 t5+0WPq6TFtVmrmvLH6EOYftEFPyz1/M+gRA8NGwlqKzoCSjQ66TuM73c5DohVql/KUqdqfiVm/Hw7sT12Ypew== ;{id = 58312 (zsk), size = 256b}

ns1	86400	IN	A	192.0.2.1
	86400	IN	AAAA	2001:db8::6af:4864:a096:eb76
ns2	86400	IN	A	198.51.100.1
	86400	IN	AAAA	2001:db8::5e7f:b183:4f08:217f