Email Validator
Enter an email address below to validate it instantly. We check syntax, MX records, disposable emails, and give you a confidence score.
Quick Answer
To validate an email address, use a free email checker tool that performs three essential checks. First, syntax validation confirms the email follows the standard format: a local part, the @ symbol, and a domain (like user@example.com). Second, MX record lookup verifies the domain has mail servers configured — without MX records, the email cannot receive messages. Third, disposable email detection flags temporary addresses from services like Mailinator, YOPmail, or Guerrilla Mail that are often used for spam. Advanced validators also check for role-based addresses (admin@, support@), gibberish patterns, and free email providers. A good email validator assigns a confidence score from 0 to 100, where 80+ means safe to send. Our free tool at emailchecker-b00.pages.dev performs all these checks instantly without requiring signup or storing your data.
Source: RFC 5322, MX Record Standards
What We Check
Syntax Validation
Checks if the email follows RFC 5322 standards.
MX Record Verification
Checks if the domain has valid mail exchange records.
Disposable Email Detection
Identifies temporary and throwaway email addresses.
Confidence Score
Get a 0-100 score indicating email deliverability confidence.
Free Provider Detection
Identifies Gmail, Yahoo, Outlook and other free email providers.
Frequently Asked Questions
How do I use the email checker? +
Simply enter an email address in the input field and click 'Validate Email Address'. You'll instantly see a confidence score, detailed check results (syntax, MX, disposable, role-based), and additional info about the email.
What does the confidence score mean? +
The confidence score (0-100) indicates email deliverability. 80-100 is 'Safe to Send', 55-79 is 'Risky', 25-54 is 'Dangerous', and 0-24 is 'Invalid'. Higher scores mean the email is more likely to be deliverable.
Is my email data private? +
Yes, 100%. We never store, log, or share any email addresses you validate. All validation happens in real-time and your data is never persisted on our servers.
Can I validate emails in bulk? +
Yes, visit our Bulk Validation page to check multiple emails at once. Enter one email per line and get instant results with scores for each email.
What is a disposable email? +
A disposable email is a temporary address (like Mailinator or YOPmail) used once and discarded. Our tool detects 50+ disposable domains to help you identify throwaway addresses.
What is a role-based email? +
Role-based emails use generic names like admin@, info@, support@, or sales@ instead of personal names. These are valid but often have lower engagement rates for marketing.