tencs.net.		30 IN SOA master.dns.ne.jp. tech.sakura.ad.jp. (
				2015051517 ; serial
				3600       ; refresh (1 hour)
				900        ; retry (15 minutes)
				3600000    ; expire (5 weeks 6 days 16 hours)
				3600       ; minimum (1 hour)
				)

tencs.net.		30 IN A	106.158.14.171

Mail exchangers:
tencs.net.		30 IN MX 1 aspmx.l.google.com.
tencs.net.		30 IN MX 5 alt1.aspmx.l.google.com.
tencs.net.		30 IN MX 5 alt2.aspmx.l.google.com.
tencs.net.		30 IN MX 10 aspmx2.googlemail.com.
tencs.net.		30 IN MX 10 aspmx3.googlemail.com.

Name servers:
tencs.net.		30 IN NS ns1.dns.ne.jp.
tencs.net.		30 IN NS ns2.dns.ne.jp.