Unable to send emails to specific domains in Hosted Email Security (HES)

- Updated:
- 24 Nov 2016
- Product/Version:
- Hosted Email Security - Inbound Filtering 1.9.8
- Hosted Email Security 1.9.8
- Hosted Email Security 2.0
- Platform:
- N/A N/A

Summary

You cannot send emails to specific domains in Hosted Email Security (HES). The mail tracking logs display the following message:

Recipient domain not found.

Details

The error happens because the domain name of the recipient may be invalid or could not be resolved by HES DNS servers.

Make sure the recipient's domain has a valid A and MX record. To check if the recipient's domain has a valid A and MX record, you may run nslookup or use a third-party tool such as MX Toolbox.

Test Now

Rating:

Category:

Troubleshoot

Solution Id:

1061341

Feedback

Did this article help you?

Thank you for your feedback!

What was the problem with this article?

The image(s) in the article did not display properly.

The article did not provide detailed procedure.

The article is hard to understand and follow.

The video did not play properly.

The article did not resolve my issue.

Others. Please specify.

To help us improve the quality of this article, please leave your email here so we can clarify further your feedback, if neccessary:

We will not send you spam or share your email address.

*This form is automated system. General questions, technical, sales, and product-related issues submitted through this form will not be answered.

If you need additional help, you may try to contact the support team. Contact Support

Thanks for voting.

To help us improve the quality of this article, please leave your email here so we can clarify further your feedback, if neccessary:

We will not send you spam or share your email address.

*This form is automated system. General questions, technical, sales, and product-related issues submitted through this form will not be answered.