Interspire + pmta for send hundreds of inbox emails.

Recently one of my buddy told me about some automatic mail server setup script which helps you to setup mailwizz+interspire+pmta automatically and also set SPF , DKIM too . So then i look through and it looks very promising at the time , then i purchase it , but support was bad , the seller only gives me some bunch of video tutorials and pdf documents + main script, I exactly follow tutorials step by step , and everything goes normally , but when i test the email on, mail tester…

Interspire + pmta for send hundreds of inbox emails.