SOA
Start of Authority
Primary NS
Mailbox
zone.domainsure.com
Serial
1793797070
Refresh
3600
Retry
600
Expire
604800
Minimum TTL
300
TXT
TXT Records
v=spf1 include:sendgrid.net -all
_bj0u642tsw90gebtk5mxm0zh9xnblc3
_2luu6tqyaazehkv8hsq9zbwwpro41lk
_r7dtfccnp4bpjr0pq3squc0zob9jdng
A