Random Email Generator
Generate mock email address strings for software testing, form validation, and development datasets.
Run tool
This online random email generator produces realistic placeholder email addresses for software development, form testing, quality assurance, and mock dataset creation. By default, the tool creates a single address using a randomly selected domain from a built-in collection. You can specify any quantity from 1 to 50 addresses in a single run. To match specific testing requirements, you can type a custom domain name, such as example.com or testorg.net, which is placed directly after the at-sign in every generated address. When the name-based option is selected, the generator builds readable local parts by combining realistic first and last names with random suffixes instead of arbitrary alphanumeric characters. When left unselected, standard randomized character strings form the username portion. All generated strings follow standard email formatting conventions. Use these generated email values to verify database validation scripts, registration workflows, and user interface mockups without relying on real personal mailboxes.
Instructions
- Enter the desired number of email addresses between 1 and 50.
- Enter a custom domain name or leave the domain field as random to pick from a built-in list.
- Check the Name Based option if you prefer realistic name combinations over random character strings.
- Click Run to generate the formatted email address list.
Examples
- Generate 5 name-based addresses using the custom domain example.org for mock user accounts.
- Generate 1 random email address using a random built-in domain for quick form field testing.
FAQ
Are these generated email addresses real or deliverable?
No. The tool constructs mock email address strings for testing purposes only. They are not checked for deliverability and are not linked to active mailboxes.
How many email addresses can I generate at one time?
You can generate between 1 and 50 email addresses in a single run by setting the count input.
Can I use my own test domain name?
Yes. Type your chosen domain into the domain field, and it will be attached after the at-sign on all generated addresses.
What does the Name Based option do?
When enabled, the generator creates usernames from a built-in list of first names, last names, and number suffixes instead of randomized character strings.