SMTP (Simple Mail Transmission Protocol) is a communication protocol or set of rules used to transmit email from an email client or webmail provider to the email server of the receiver. In a nutshell, SMTP transmits the email to its intended recipient. Consider it as a postal worker picking up mail from your house, identifying the right delivery route, and delivering it to the recipient's mailbox.
What is an SMTP server?
·SMTP servers for sending regular personal email/SMS. These servers are often owned by email companies such as Gmail, Internet Service Providers such as AT&T, or web hosting services such as Bluehost. They often have daily sending restrictions.
·Dedicated SMTP relay servers for bulk and transactional email transmission. They has dedicated servers that handle high-volume sending for their users.
When should you use a dedicated SMTP relay service?
To send a bulk number of emails and SMS
You might start by sending transactional SMS and emails from your website using the PHP mailer function or a free service like Google.
Nevertheless, when your company expands, you'll want a more powerful SMTP solution that can manage higher amounts of email. Daily sending restrictions are imposed by free SMS services. Sending too many emails may harm your sender reputation or cause crucial emails to wind up in the spam bin.
It's advisable to enroll in a bulk SMS provider in Mumbai service if you want to send huge quantities of SMS/mails from your email client or website without encountering such problems.
You can better take up the dedicated service which would ensure that your SMS or emails get delivered and open with 100% success rate.