SOA
Start of Authority
Primary NS
Mailbox
postmaster.dagatron.com
Serial
20180509
Refresh
10800
Retry
3600
Expire
3600000
Minimum TTL
43200
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
worksmobile.certification.hf0udsivpcjpqig0wx.hfj0pmsn625qay.clwcvzsag
v=spf1 include:spf.protection.outlook.com ~all
A