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Block fake signups. Grow with real users.
Real-time email intelligence API to block disposable, fake, and risky emails addresses in a single request
How Stopreg.com Works
Simple, secure, and lightning fast
1
Sign up
Create an account on StopReg.com. After registration, you get access to the dashboard.
2
Choose Your API Endpoint
Select the validation method that fits your privacy requirements:
• Full email validation
• Domain-only validation
3
User Submits an Email or Domain
Send an email or domain to our API
4
Real-Time Validation
Stopreg.com validates the data in real time, performing all necessary checks in milliseconds.
5
Receive JSON Response
You receive a comprehensive JSON response within milliseconds with all validation results.
What Stopreg Checks
Comprehensive email validation in milliseconds
Disposable Email Detection
Detect temporary and throwaway email addresses commonly used to abuse sign-ups and free trials with our auto-updated database.
Role-Based Detection
Identify non-personal addresses such as admin@, support@, info@, and sales@ to ensure real user engagement.
Public Provider Detection
Detect emails from public providers like Gmail, Yahoo, Outlook, and others for better user segmentation.
Syntax Validation
Verify that an email address follows proper formatting rules before processing to prevent errors.
MX Record Verification
Check whether the email domain has valid MX records and can actually receive emails.
Email forwarding / alias services
Detects domains that forward emails (including relay or alias providers often abused for signups).
Why Stopreg.com?
Built for developers who demand quality and privacy
Auto-Updated Database
Disposable email detection with continuously updated database
Production Ready
Built for scale and enterprise reliability
Two API Endpoints
Full email or domain-only validation options
Lightning Fast
Developer-friendly REST API with millisecond responses
Reduce Fake & Low Quality Signups
Temporary inboxes allow users to register without real intent. Blocking them increases the quality of your user base.
Improve Conversion & Lifetime Value
Real users = higher engagement, retention and monetisation. Filtering throwaway accounts leads to a cleaner and more valuable user list
GDPR & Data Protection
Stopreg.com is built with data minimization at its core
Two Flexible API Endpoints
Full Email Validation API
Complete validation with disposable detection, role-based checks, public provider identification, syntax validation, and MX verification. Perfect for user registrations and lead forms.
Domain-Only API (Privacy-First)
Validate without transmitting full email addresses. Ideal for privacy-focused platforms and regulated environments. Performs disposable detection, public provider identification, and MX verification.
We offer great pricing plan for the application
Launch
10,000 request per month
2 requests per second
Auto updated DEA database- Unlimited user seats
- Multiple API Keys
- Bulk email & domain validation
- Custom blocklist
- Provider information
- Standard support
Scale
30,000 request per month
5 requests per second
- Auto updated DEA database
- Unlimited user seats
- Multiple API Keys
- Bulk email & domain validation
- Custom blocklist
- Provider information
- Standard support
Boost
300,000 request per month
10 requests per second
- Auto updated DEA database
- Unlimited user seats
- Multiple API Keys
- Bulk email & domain validation
- Custom blocklist
- Provider information
- Standard support
Power
700,000 request per month
15 requests per second
- Auto updated DEA database
- Unlimited user seats
- Multiple API Keys
- Bulk email & domain validation
- Custom blocklist
- Provider information
- Standard support
Elite
1,500,000 request per month
20 requests per second
- Auto updated DEA database
- Unlimited user seats
- Multiple API Keys
- Bulk email & domain validation
- Custom blocklist
- Provider information
- Standard support
Enterprise
Custom requests per month
Custom requests per second
- Auto updated DEA database
- Unlimited user seats
- Multiple API Keys
- Bulk email & domain validation
- Custom blocklist
- Provider information
- Standard support
Seamlessly connect with the tools you already use or integrate into any stack in minutes
Wordpress
Laravel
Zapier
HTTP API
Make
PHP
Javascript
NPM
Need another tool?
Let us know
Frequently Asked Questions
Your questions around disposable email, answered.
A disposable email blocker is a tool that automatically detects and blocks temporary, fake, or throwaway email addresses from signing up on your website. This helps you maintain a clean user database, reduce spam, and protect your platform from abuse.
Disposable emails are commonly used for fraud, spam, duplicate account creation, free-trial abuse, and bot signups. Blocking them helps you:
- Improve lead quality
- Reduce fraud and abuse
- Protect your free trials
- Increase conversion accuracy
- Improve email deliverability
Yes. The API validates emails instantly (typically within milliseconds), allowing you to block disposable emails during signup, checkout, or form submission.
Yes. You can whitelist domains you trust to ensure legitimate users are never blocked by mistake.
No. We do not store full email addresses. For privacy and compliance, we only check the domain part and discard all data immediately.
No. Only temporary and fake domains. Corporate, ISP, and custom domain emails are always allowed unless they appear in known disposable lists.
Yes. We offer flexible plans, including:
- Monthly subscription
- Unlimited requests for enterprise users
Yes. Feel free to test the free trial and see how many fake signups you prevent within minutes.
Yes. By blocking temporary and fake emails:
- Your bounce rate drops
- Your sender reputation improves
- You stay compliant with email service providers
This helps your real messages reach real inboxes.