550 relaying denied zoho mail

A frustrating issue!

The "550 relaying denied" error message is a common issue with Zoho Mail, and it's usually related to the way your email client or server is trying to send emails. Here are some possible causes and solutions:

Causes:

  1. Relaying restrictions: Zoho Mail has strict relaying restrictions to prevent spamming and abuse. If your email client or server is not properly configured, it may be blocked.
  2. Invalid sender IP: If your IP address is not properly configured or is blacklisted, Zoho Mail may block your emails.
  3. Incorrect authentication: If your email client or server is not properly authenticated, Zoho Mail may reject your emails.

Solutions:

  1. Check your email client settings: Ensure that your email client is configured to use the correct SMTP server settings for Zoho Mail. You can find these settings in your Zoho Mail account settings.
  2. Verify your sender IP: Check your IP address to ensure it's not blacklisted. You can use online tools like IPVoid or MX Toolbox to check your IP's reputation.
  3. Enable authentication: Make sure your email client or server is properly authenticated with Zoho Mail. You can do this by enabling authentication in your email client settings or by setting up an SPF record.
  4. Check your email content: Ensure that your email content is not flagged as spam by Zoho Mail's filters. Avoid using spammy keywords, and make sure your emails are properly formatted.
  5. Contact Zoho Mail support: If none of the above solutions work, you can contact Zoho Mail support for further assistance. They may be able to help you resolve the issue or provide additional guidance.

Additional tips:

I hope these suggestions help you resolve the "550 relaying denied" error with Zoho Mail!