Instantly detect temporary, throwaway, and disposable email addresses. 3,000+ blocked domains database.
Paste up to 500 email addresses or domains (one per line) to batch-check all at once.
A disposable email address (DEA), also called a throwaway, temporary, or fake email address, is a short-lived email account created specifically to receive a verification email and then discarded. Services like Mailinator, Guerrilla Mail, and 10MinuteMail provide instant, anonymous inboxes that require no registration.
Users use disposable emails to bypass email verification, avoid spam, or maintain anonymity. For businesses, accepting disposable emails in signup forms leads to fake accounts, poor data quality, and wasted marketing efforts. Our detector cross-references against a database of 3,000+ known disposable email domains.