SOA
Start of Authority
Primary NS
Mailbox
root.xserver.jp
Serial
0
Refresh
10800
Retry
3600
Expire
604800
Minimum TTL
3600
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 +a:sv1115.xserver.jp +a:test-channel.site +mx include:spf.sender.xserver.jp ~all
v=spf1 +ip4:183.90.228.16 +a:sv1115.xserver.jp +mx ~all
A