SOA
Start of Authority
Primary NS
Mailbox
postmaster.c-3.co.jp
Serial
2026010601
Refresh
43200
Retry
7200
Expire
1209600
Minimum TTL
600
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 +ip4:160.251.148.107 +ip4:85.131.209.117 include:_spf.onamae.ne.jp ~all
A