SOA
Start of Authority
Primary NS
Mailbox
hostmaster.sketch01.com
Serial
2023032410
Refresh
3600
Retry
900
Expire
604800
Minimum TTL
1200
MX
Mail Exchangers
TXT
TXT Records
v=spf1 a:submitmail.jp include:_spf.google.com ip4:163.44.176.13 ip6:2400:8500:1301:162::13:1 ~all
A