SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2410519044
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
MX
Mail Exchangers
TXT
TXT Records
v=spf1 a mx include:u123456.wl.sendgrid.net ip4:68.183.207.192 ip4:159.203.24.200 include:aspmx.googlemail.com include:_spf.google.com ~all