Terms of Service

Last updated: January 2025

1. Acceptance of Terms

By accessing or using the EmailValidatr API service ("Service"), you agree to be bound by these Terms of Service ("Terms"). If you do not agree to these Terms, do not use the Service.

These Terms apply to all users of the Service, including users of free and paid tiers.

2. Description of Service

EmailValidatr provides an API service for validating email addresses. The Service includes:

  • Email syntax validation
  • Domain and MX record verification
  • Disposable email detection
  • SPF, DKIM, and DMARC validation
  • Quality indicators including Gravatar checks and suspicious pattern detection
  • Optional SMTP mailbox verification

3. API Keys and Account Security

To use the Service, you must obtain an API key. You are responsible for:

  • Keeping your API key confidential and secure
  • All activities that occur using your API key
  • Notifying us immediately if you suspect unauthorized use of your API key

We reserve the right to revoke API keys that are compromised or being misused.

4. Acceptable Use

You agree to use the Service only for lawful purposes. You must NOT:

  • Use the Service to validate email addresses for spamming or unsolicited communications
  • Attempt to circumvent rate limits or abuse the Service
  • Use the Service to harvest or scrape email addresses
  • Share your API key with unauthorized third parties
  • Resell or redistribute the Service without our written consent
  • Use the Service in any way that violates applicable laws or regulations
  • Attempt to reverse engineer, decompile, or disassemble the Service
  • Interfere with or disrupt the integrity or performance of the Service

5. Rate Limits and Usage

Free Tier

  • 10,000 validations per month
  • Standard rate limits (100 requests/minute)
  • Batch validation up to 100 emails per request

Paid Tier

  • Unlimited validations
  • Higher rate limits (1000 requests/minute)
  • Priority support

We reserve the right to modify rate limits with reasonable notice.

6. Payments and Billing

For paid subscriptions:

  • Billing is monthly and processed through Stripe
  • Subscriptions auto-renew unless cancelled before the renewal date
  • No refunds for partial months or unused validations
  • We may change pricing with 30 days advance notice

7. Service Availability

We strive to maintain high availability but do not guarantee uninterrupted service. The Service may be unavailable due to:

  • Scheduled maintenance (with advance notice when possible)
  • Emergency maintenance or security updates
  • Factors outside our control (network issues, DNS provider outages, etc.)

8. Accuracy and Limitations

While we strive for accuracy, email validation has inherent limitations:

  • Validation results are provided "as is" without warranty
  • Some mail servers may not provide accurate responses (catch-all domains, greylisting)
  • SMTP verification may be blocked by certain providers
  • Disposable email detection depends on our maintained database
  • Results should be used as one factor in your decision-making, not the sole factor

9. Intellectual Property

The Service, including its original content, features, and functionality, is owned by EmailValidatr and is protected by international copyright, trademark, and other intellectual property laws.

10. Disclaimer of Warranties

THE SERVICE IS PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT.

11. Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY LAW, EMAILVALIDATR SHALL NOT BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES, OR ANY LOSS OF PROFITS OR REVENUES, WHETHER INCURRED DIRECTLY OR INDIRECTLY, OR ANY LOSS OF DATA, USE, GOODWILL, OR OTHER INTANGIBLE LOSSES RESULTING FROM:

  • Your use or inability to use the Service
  • Any errors or inaccuracies in validation results
  • Unauthorized access to or alteration of your data
  • Any third-party conduct on the Service

12. Indemnification

You agree to indemnify and hold harmless EmailValidatr and its officers, directors, employees, and agents from any claims, damages, losses, or expenses arising from your use of the Service or violation of these Terms.

13. Termination

We may terminate or suspend your access to the Service immediately, without prior notice, for:

  • Violation of these Terms
  • Abuse of the Service
  • Non-payment for paid subscriptions
  • Any other reason at our sole discretion

You may terminate your account at any time by stopping use of the Service and requesting API key deletion.

14. Changes to Terms

We reserve the right to modify these Terms at any time. We will provide notice of material changes by posting the updated Terms on our website. Your continued use of the Service after changes constitutes acceptance of the new Terms.

15. Governing Law

These Terms shall be governed by and construed in accordance with the laws of the jurisdiction in which EmailValidatr operates, without regard to conflict of law principles.

16. Contact Information

If you have any questions about these Terms, please contact us through the contact form on our website.