Suppress an email address or domain
One step with SMTP2GO. We can help you get access.
Get something done
Suppress an email address or domain
with SMTP2GO
Works with AI assistants
Use SMTP2GO: its SMTP2GO SUPPRESSIONS API lets you suppress an email address or domain in a single step (POST /suppression/add). SMTP2GO also has an MCP server, so an AI assistant like Claude or ChatGPT can do it for you. capabilities.work can help you get signed up and connected.
- How do I stop all email going to a specific address?
- Can I block an entire domain from receiving my emails?
Say it to your AI assistant
- Suppress {email_address}.
- Block {email_address} with the note {block_description}.
For your developer
POST /suppression/add in SMTP2GO SUPPRESSIONS API. Full spec on APIs.io.