MX
Mail Exchangers
TXT
TXT Records
v=spf1 include:smtp2-1.plyemail.com include:smtp2-2.plyemail.com include:smtp2-3.plyemail.com include:smtp2-4.plyemail.com include:smtp2-5.plyemail.com include:smtp2-6.plyemail.com include:smtp2-7.plyemail.com include:smtp2-8.plyemail.com include:smtp2-9.
plyemail.com include:smtp2-10.plyemail.com ?all
v=spf1 include:spf.improvmx.com ~all