SOA
Start of Authority
Primary NS
Mailbox
postmaster.alpha-web.ne.jp
Serial
2023072700
Refresh
10800
Retry
3600
Expire
604800
Minimum TTL
86400
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 ip4:157.205.202.0/24 ip4:157.205.203.128/25 ip4:216.230.250.0/24 ip4:216.230.251.0/24 ip4:216.230.252.0/24 ip4:216.230.254.0/24 ip4:157.205.123.224/28 ip4:157.205.123.240/28 ip4:157.205.248.64/26 ~all
A