SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2416459387
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 a mx ip4:212.47.72.143 -all
v=spf1 include:mailgun.org ~all
AAAA