SOA
Start of Authority
Primary NS
Mailbox
hostmaster.sierraweb.com
Serial
2023080401
Refresh
3600
Retry
1800
Expire
604800
Minimum TTL
43200
TXT
TXT Records
v=spf1 a mx ip4:68.233.228.245 include:spf.sierraweb.com include:spf.tmes.trendmicro.com ~all
A