Disposable Email Checker
Check if an email is from a disposable or temporary email service.
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What are Disposable Emails?
Disposable (or temporary) email addresses are short-lived email accounts created specifically to avoid giving out a real email address. They're often used to bypass registration requirements, avoid spam, or commit fraud. These emails typically expire within minutes to days.
Common Disposable Email Services
- Mailinator
- TempMail
- Guerrilla Mail
- 10 Minute Mail
- Throwaway Mail
- Fake Mail Generator
- Mohmal
- YOPmail
- EmailOnDeck
- ...and hundreds more
Why Block Disposable Emails?
Prevent Fraud
Disposable emails are commonly used for fraudulent signups, fake accounts, and to abuse free trials or promotions.
Reduce Spam
Users with disposable emails often engage in spam or abusive behavior since there's no accountability.
Improve Data Quality
Temporary emails pollute your database with invalid contacts that will never engage with your service.
Better Engagement
Real email addresses lead to real users who are more likely to engage, convert, and become customers.
Protect Resources
Block users who create multiple accounts with disposable emails to abuse your system resources.
Legal Compliance
Some industries require verified contact information. Disposable emails don't meet these requirements.
How Disposable Detection Works
Domain Database
We maintain a database of thousands of known disposable email domains, updated daily.
Pattern Recognition
Our algorithms detect patterns common to disposable email services (randomized names, temporary domains, etc.).
DNS Analysis
We analyze DNS records to identify newly created domains often used for temporary email services.
Behavior Analysis
We track email behavior patterns to identify domains that exhibit disposable characteristics.
When to Allow Disposable Emails
While blocking disposable emails is usually recommended, there are cases where you might want to allow them:
- Privacy-focused applications where anonymity is important
- Testing and development environments
- Anonymous feedback or reporting systems
- One-time access or download services
- Situations where you explicitly want to protect user privacy
Best Practices for Handling Disposable Emails
Block at Registration
Detect and reject disposable emails during signup to keep your user base clean from the start.
Allow with Warnings
Let users sign up with disposable emails but warn them about limitations (e.g., can't recover password).
Require Verification
Send a verification email immediately. Disposable emails might expire before verification completes.
Monitor and Flag
Allow signups but flag accounts using disposable emails for closer monitoring.
Incentivize Real Emails
Offer benefits (features, support, etc.) for users who verify a permanent email address.
Regular Audits
Periodically check your user database for disposable emails and clean them out.
Integration Examples
Here's how to check for disposable emails in your code:
JavaScript/TypeScript
// Using the free API
async function checkDisposable(email) {
const response = await fetch(
`https://verifyforge.com/api/validate/free?email=${email}`
);
const data = await response.json();
if (data.success && data.data.disposable) {
alert('Disposable email detected! Please use a permanent address.');
return false;
}
return true;
}Python
import requests
def check_disposable(email):
response = requests.get(
f"https://verifyforge.com/api/validate/free?email={email}"
)
data = response.json()
if data.get('success') and data.get('data', {}).get('disposable'):
return True # Is disposable
return False # Not disposableFrequently Asked Questions
Are all free email providers considered disposable?
No! Gmail, Yahoo, Outlook, and other major free providers are NOT disposable. Disposable specifically refers to temporary services designed for short-term use.
Can users bypass disposable email detection?
Sophisticated users might use lesser-known services or custom domains, but our detection catches 99%+ of common disposable email services.
How often is your disposable email database updated?
We update our database daily with new disposable email domains and services.
What if I block a legitimate email by mistake?
While rare, false positives can happen. Provide a way for users to contact support if they believe their email was incorrectly flagged.
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