SOA
Start of Authority
Primary NS
Mailbox
tech.sakura.ad.jp
Serial
2026031401
Refresh
3600
Retry
900
Expire
3600000
Minimum TTL
3600
NS
Nameservers
TXT
TXT Records
v=spf1 +a +mx ip4:163.44.239.190 include:_spf.makeshop.jp include:_spf.google.com ~all