niiku.com.		30 IN SOA master.dns.ne.jp. tech.sakura.ad.jp. (
				2020072200 ; serial
				3600       ; refresh (1 hour)
				900        ; retry (15 minutes)
				3600000    ; expire (5 weeks 6 days 16 hours)
				3600       ; minimum (1 hour)
				)

niiku.com.		30 IN TXT "v=spf1 a:www1008.sakura.ne.jp mx ~all"

niiku.com.		30 IN A	219.94.129.18
niiku.com.		30 IN AAAA 2403:3a00:101:a:219:94:129:18

Mail exchangers:
niiku.com.		30 IN MX 10 niiku.com.

Name servers:
niiku.com.		30 IN NS ns1.dns.ne.jp.
niiku.com.		30 IN NS ns2.dns.ne.jp.