If you are looking for a reliable and powerful email server that you can install and configure on your own server for sending bulk emails, Postal is a great choice, it’s an open-source email server that is designed to be...
Category - SMTP
SMTP, or Simple Mail Transfer Protocol, is a protocol for sending email messages between servers. Most email systems that send mail over the Internet use SMTP to send messages from one server to another, and to deliver messages to local mail clients like Microsoft Outlook or Apple Mail. SMTP is a simple, text-based protocol, and it is used to send messages in the ASCII character set. The protocol includes commands for authenticating senders, transmitting messages, and verifying the integrity of the message.
PowerMTA is an email server software used for sending high volume and transactional email. It is designed to handle large amounts of email traffic and has features such as advanced delivery controls, real-time monitoring and...
What is MailWizz? MailWizz is an email marketing automation system that allows users to build their own email marketing systems. It is a self-hosted solution, which means that it consists of two parts: the sender (SMTP service)...
There are a few things you can try to fix the “SMTP 4.7.0 relay access denied” error: Make sure you’re using the correct username and password to authenticate with the SMTP server. Check that your email client...