That's a great question! The Blocked bounce status means the ISP has decided not to deliver it, probably because it thought the email was spam. The ISP might be concerned about something in the email, or it rejects email from large senders (like Constant Contact). Here's a guide on the other bounce statuses as well as how to manage them.
If you have any additional questions, please let us know.
Amber_L Community & Social Media Support
If you find my post helpful, and it answers your question, please mark it as an "Accepted Solution" by clicking the Accept as Solution button in the bottom right hand corner of this post.
Increase your profitability by integrating your email marketing and social media. Download this guide and learn how you can achieve great results with email marketing and social media combined!