SOA
Start of Authority
Primary NS
Mailbox
postmaster.iwaya.biz
Serial
1786942364
Refresh
3600
Retry
1800
Expire
604800
Minimum TTL
3600
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 +ip4:183.181.81.117 +a:iwaya.biz include:spf.sender.xserver.jp include:_spf.google.com include:spf.protection.outlook.com include:_bcspf4n.guardianwall.jp ~all
A