66mk.com.		30 IN SOA ns3.sphere.ad.jp. dns.sphere.ad.jp. (
				1595225141 ; serial
				86400      ; refresh (1 day)
				21600      ; retry (6 hours)
				2419200    ; expire (4 weeks)
				3600       ; minimum (1 hour)
				)

66mk.com.		30 IN TXT "v=spf1 include:fmx.etius.jp +ip4:116.80.14.2/32
+ip4:116.80.15.11/32 -all"

66mk.com.		30 IN A	116.80.15.11

Mail exchangers:
66mk.com.		30 IN MX 10 66mk.com.

Name servers:
66mk.com.		30 IN NS ns4.sphere.ad.jp.
66mk.com.		30 IN NS ns3.sphere.ad.jp.