All FAQ
1. What is Checker and what does it do? Checker is an API-based, real-time user validation service. It detects disposable emails, suspicious domains, and (coming soon) device fingerprints to block malicious sign-ups in under 200ms.
2. Who should use Checker? Any platform with user sign-up forms — especially e-commerce, SaaS, membership systems, and forums — can benefit from using Checker.
3. How does Checker work? Checker uses "Pro Scrape Technology":
OmniCrawler: Crawls and updates disposable email domains.
DomainCatch: Detects suspicious registration patterns on similar domains.
RiskyIPs (Coming Soon): Analyzes device/IP fingerprints to flag account abuse.
4. Is it hard to integrate Checker? No. API integration is developer-friendly. WordPress users can install Checker via plugin without any coding.
5. Is the 200ms response time real? Yes. Our AWS-powered infrastructure delivers ~200ms response times without slowing down your registration flow.
6. How does Checker benefit businesses?
Blocks fake users, saving server resources.
Prevents freemium abuse.
Improves marketing data and ad targeting.
Reduces IT infrastructure costs.
7. What extra features does Checker offer?
WordPress Plugin
Robust AWS infrastructure
Real-time dashboard & analytics
Blacklist/Whitelist controls
8. Will Checker slow down my registration process? Not at all. Checker operates with a response time of approximately 100ms, ensuring that disposable email detection happens in real-time without impacting the user experience.
9. Is my data secure with Checker? Yes, your data is completely secure. Checker uses HTTPS for all connections and strictly adheres to data security standards to protect your information.
10. Does Checker provide customer support? Yes, Checker offers 24/7 support to all users. Lifetime support is included free of charge for LTD (Lifetime Deal) customers.
11. Does Checker block vendor-specific emails? Checker does not currently block vendor-specific or temporary forwarding emails (e.g., noreply@company.com). Its focus is on detecting disposable domains specifically designed for abuse.
12. When will app integrations be available? Which apps will come first? The first integration will be for WordPress, and it is scheduled for release soon. Additional integrations with marketing platforms and CMS tools are planned in the roadmap.
13. Are the only differences between LTD plans the number of requests per second? Not exactly. The differences between LTD plans include:
Requests per second: Determines how many validation requests can be processed simultaneously.
API connections: Indicates how many different platforms or environments Checker can be integrated with. For example, 2 API connections allow you to use Checker with two separate SaaS platforms or systems.
14. Can Checker work with email marketing platforms? Currently, Checker does not have direct integrations with email marketing platforms. However, you can use the API to validate email addresses collected from these platforms. Future updates may include specific integrations for marketing tools.
15. Does this mean my site’s form submissions will be free of disposable emails? Yes! Once integrated, Checker ensures that any form submissions on your site are free of disposable email addresses by blocking or flagging them in real-time.
16. Can Checker be used on squeeze pages for lead generation? At the moment, Checker is not optimized for squeeze pages or marketing campaigns. Its primary focus is on blocking disposable emails during the registration process to prevent abuse.
17. Is Checker compliant with GDPR, CCPA, or other data protection regulations? Yes, Checker is fully compliant with GDPR, CCPA, and other data protection regulations. It does not store or share email data and uses secure, encrypted communication protocols for all operations.
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