Start of Authority
mname: master.dns.ne.jp
rname: tech.sakura.ad.jp
serial: 2018082401
refresh: 3600 retry: 900
expire: 3600000 minimum: 3600
serial: 2018082401
refresh: 3600 retry: 900
expire: 3600000 minimum: 3600
Mail Exchangers
aspmx.l.google.com(1), alt1.aspmx.l.google.com(5), alt2.aspmx.l.google.com(5), aspmx2.googlemail.com(10), aspmx3.googlemail.com(10)
TXT Records
v=spf1 include:_spf.google.com ~all
A Records