What is “@example.com” – A Beginner Introduction

By | December 25, 2020

You may find some “@example.com” email addresses in some source codes or documents. What it is? In this tutorial, we will introduce it for programming beginners.

What is @example.com - A Beginner Introduction

What is example.com

In order to understand @example.com, we should understand what is example.com domain.

As described in RFC 2606 and RFC 6761, example.com or example.org are maintained for documentation purposes. These domains may be used as illustrative examples in documents without prior coordination with us. They are not available for registration or transfer.

It means example.com only can be used in some documents, many coders or writers use this domain for email or url exampole.

For example, you may find this kind of sentences in some source codes or doucments.

You can open a url https://www.example.com/1.html

or

You can create an email, such as tom@example.com

What is @example.com?

We usually use @example.com for email address example, the format of email address is:

username@domain

So we can use username@example.com in our document or article.

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