How Does An Email Server Work?

Sending and receiving emails is something that is done in such a mundane manner that we never stop to think how this automatic, quick mail communication takes place Charter mail login . The key element in email communication is the email server. There is a very interesting technology behind the functionality of the email server.

Basically, email communication is made possible by SMTP and POP3 or IMAP server types. The most widely used mail-client software is Microsoft Outlook or Mozilla Thunderbird, and Mac OS X’s Mail. All these email software packages perform the same function, which is downloading incoming email into the machine from the mail server of the concerned email account like Yahoo, Gmail or AOL.

Communication that occurs on the internet is through the client-server connectivity. In simple terms, the client is the computer connects through a unique internet protocol address through the internet and the server is another computer connected to the internet which takes care of hosting and serving web pages. Servers are nothing but computer programs that run on high speed machines. These high speed machines are designed in the manner that they handle the requests of millions of clients. All the requests are served at the same time to those who access an email or webpage. This process is called web hosting.

Each domain refers to a unique web address known as Internet Protocol (IP) address. The link between domain names to their IP address is stored in the Domain Name Registry. The SMTP server contacts the DNS server where the registry is stored. The address is sent back to SMTP server by the DNS server. The SMTP server sends the email to the SMTP server of the recipient’s email service. This server ensures the mail address of the recipients belongs to it and hands over it to the POP3 or IMAP server.

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