Email Validator
Quickly check if an email address is valid. Validates email format, syntax, and provides detailed feedback on common issues.
Email Format Guide
Valid Characters
- • Letters (a-z, A-Z)
- • Numbers (0-9)
- • Special: . ! # $ % & ' * + / = ? ^ _ ` { | } ~ -
- • Plus sign (+) for email aliases
Rules
- • Must contain exactly one @ symbol
- • Local part: max 64 characters
- • Domain part: max 253 characters
- • Total length: max 254 characters
- • Cannot start/end with dots or hyphens
- • No consecutive dots
Sample Emails
About Email Validator
A comprehensive email validation tool that checks email addresses for proper syntax, format compliance, and common structural issues. This tool uses industry-standard validation rules to ensure email addresses meet RFC specifications and are formatted correctly for reliable delivery.
Why use a Email Validator?
Invalid email addresses can cause delivery failures, bounce rates, and poor user experience in your applications. This validator helps prevent these issues by checking email syntax before processing, saving you from integration problems and ensuring your email lists maintain high quality and deliverability rates.
Who is it for?
Essential for web developers building contact forms, email marketers managing subscriber lists, data analysts cleaning email datasets, and anyone who needs to verify email address validity before storage or transmission. Perfect for both technical and non-technical users who work with email data.
How to use the tool
- Enter the email address you want to validate in the input field
- Click the validate button to check the email format and syntax
- Review the detailed validation results and any specific error messages
- Use the feedback to correct any formatting issues if needed
- Copy or save valid email addresses for your applications or lists
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