SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2418781014
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
MX
Mail Exchangers
TXT
TXT Records
_acme-challenge.dev
_do3di3tmrv7tkyqhe69lp154l3i5g3y
l5ULXGTFtw2WAq98qOtWLEWuHZra2CxX
v=spf1 a mx include:relay.mailchannels.net ~all
AAAA