Frequently Asked Questions

Sending email with smtp/esmtp is not working

When connected to BlackVPN you can only send email with SMTP/ESMTP on port 465 and port 587. Port 25 is blocked due to spammers.

Sending email with SMTP/ESMTP is only allowed for certain domains (such as,,, etc). If you find that your email service is still blocked then please contact our support staff and we will add your email service to the white-list of allowed domains.

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