For your email to go to the inbox of your recipients, you need a good sender (email) reputation.
Here the step to check and improve your sender reputation :
- check your email with https://emailrep.io/[email protected]
- check your spamyness https://www.mail-tester.com/
From there follow the advises provided by mail-tester.com
as a general rule, always use a marketing tool to send marketing/newsletter emails, avoid sending straight from your mailbox emails to thousands of people.
if you need help with that, get in touch and we’ll assists you.