{"success":true,"error":null,"data":{"email":"[email protected]","valid_format":true,"domain_exists":true,"domain_has_mx":true,"gravatar_url":"https://www.gravatar.com/avatar/08ad66e55e7b0b4c0ef0b008afaf4f5f?s=200","blacklists":{"zen.spamhaus.org":true,"bl.spamcop.net":false},"valid":true}}
curl --location --request GET 'https://zylalabs.com/api/10273/email+blacklist+verification+api/19793/[email protected]' --header 'Authorization: Bearer YOUR_API_KEY'
After signing up, every developer is assigned a personal API access key, a unique combination of letters and digits provided to access to our API endpoint. To authenticate with the Email Blacklist Verification API simply include your bearer token in the Authorization header.
| Header | Description |
|---|---|
Authorization
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Required
Should be Bearer access_key. See "Your API Access Key" above when you are subscribed.
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No long-term commitment. Upgrade, downgrade, or cancel anytime. Free Trial includes up to 50 requests.
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The Email Blacklist Verification API offers a comprehensive solution for validating email addresses in real time, helping businesses and developers maintain clean databases, improve deliverability, and reduce bounces. Using advanced analysis, the service checks multiple aspects of an email address to determine whether it is valid, active, and reliable before it is used in critical processes such as registrations, mass mailings, or marketing campaigns.
The verification process includes confirming the correct email format, ensuring that it complies with established standards. The API then checks whether the domain actually exists and has MX records configured, which is essential for receiving emails effectively. In addition, integration with Gravatar is performed, allowing images and profiles to be associated with addresses, providing an additional layer of validation.
In short, this API is an indispensable tool for any organization that relies on email as a communication channel. It offers speed, accuracy, and security, ensuring that each validated email address meets the quality and reliability standards required in modern digital environments.
The Email Check endpoint returns data regarding the validity of an email address, including its format, domain existence, MX records, Gravatar profile, and whether the email is listed on any blacklists.
Key fields in the response include "valid" (boolean), "domain" (string), "mx_records" (boolean), "gravatar" (object), and "blacklisted" (boolean), providing a comprehensive overview of the email's status.
The Email Check endpoint accepts parameters such as "email" (the email address to verify) and optional flags for additional checks, allowing users to customize their verification requests.
The response data is structured in a JSON format, with each key representing a specific aspect of the email verification process, making it easy to parse and utilize programmatically.
The data is sourced from various email validation databases, DNS records for domain checks, and Gravatar services, ensuring a comprehensive and reliable verification process.
Data accuracy is maintained through regular updates from trusted sources, automated checks for domain and MX record validity, and continuous monitoring of blacklist databases.
Typical use cases include validating email addresses during user registrations, cleaning email lists for marketing campaigns, and ensuring reliable communication in business processes.
If the response indicates partial or empty results, users should implement fallback mechanisms, such as prompting users to re-enter their email or providing alternative contact methods for verification.
To obtain your API key, first sign in to your account and navigate to the API you want to use. From the API's Pricing section, choose a plan and complete the subscription process. Once subscribed, return to the API page and you will see your API Access Key displayed at the top of the documentation page. You can use this key to authenticate your requests.
You can’t switch APIs during the free trial. If you subscribe to a different API, your trial will end and the new subscription will start as a paid plan.
The free trial lasts for 7 days and allows you to make up to 50 API requests.
No, the free trial is available only once, so we recommend using it on the API that interests you the most. Most of our APIs offer a free trial, but some may not include this option.
Yes. If the API offers a free trial, you will see a "Free 7-Day Trial" option in its Pricing section. The trial lasts for 7 days and allows up to 50 API requests, enabling you to evaluate the API before subscribing to a paid plan.
Zyla API Hub is like a big store for APIs, where you can find thousands of them all in one place. We also offer dedicated support and real-time monitoring of all APIs. Once you sign up, you can pick and choose which APIs you want to use. Just remember, each API needs its own subscription. But if you subscribe to multiple ones, you'll use the same key for all of them, making things easier for you.
You can monitor your API usage through the response headers included with every request:
x-zyla-api-calls-monthly-used: Shows the total number of API requests you have used during the current billing period.
x-zyla-api-calls-monthly-remaining: Shows the number of API requests you have remaining for the current billing period.
Yes, you can cancel your subscription at any time. Simply go to the Pricing section of the API you're subscribed to and click the "Unsubscribe" button.
Please note that upgrades, downgrades, and cancellations take effect immediately. Once your subscription is canceled, access to the service will end immediately, regardless of any remaining API calls in your quota.
Please have a look at our Refund Policy: https://zylalabs.com/terms#refund