6-rock.com.		30 IN SOA dns01.muumuu-domain.com. postmaster.6-rock.com. (
				1686120188 ; serial
				3600       ; refresh (1 hour)
				1800       ; retry (30 minutes)
				604800     ; expire (1 week)
				3600       ; minimum (1 hour)
				)

6-rock.com.		30 IN TXT "v=spf1 a:www1583.sakura.ne.jp mx ~all"

Mail exchangers:
6-rock.com.		30 IN MX 10 6-rock.sakura.ne.jp.

Name servers:
6-rock.com.		30 IN NS dns01.muumuu-domain.com.
6-rock.com.		30 IN NS dns02.muumuu-domain.com.