NumValidate
Data Validation
Open Source phone number validation
This API validates email addresses through syntax checks, MX record lookup, detection of disposable emails, and identification of role-based addresses, along with typo suggestions. It provides a confidence score for the validity of the email address in real-time. The service supports 100 free requests per day and offers a pro tier for larger usage.
Verified today: 100% uptime
API key
Required
HTTPS
Supported
Browser calls
No, needs a proxy
Status
Live · 98/100
Kiprio Email Validation provides programmatic access to this api validates email addresses through syntax checks, mx record lookup, detection of disposable emails, and identification of role-based addresses, along with typo suggestions. it provides a confidence score for the validity of the email address in real-time. the service supports 100 free requests per day and offers a pro tier for larger usage. Delivered over secure HTTPS protocols, it exposes structured endpoints designed to integrate cleanly into modern frontend frameworks, backend microservices, and automated data pipelines without requiring local database provisioning.
Engineers building web dashboards, mobile applications, CLI utilities, or background cron workers in need of reliable data validation data feeds.
Consuming Kiprio Email Validation removes the operational overhead of running custom scrapers, orchestrating headless browser fleets, or manually seeding and maintaining a local database. Instead of reverse-engineering volatile DOM layouts or dealing with anti-bot IP blocks, your application connects directly to a standardized JSON interface designed for backend ingestion with consistent schema schemas. Dedicated authentication ensures rate quotas and credential tracking per project environment.
Last checked 2026-10-24. Measured independently, not self-reported by the provider.
Practical real-world patterns for integrating Kiprio Email Validation into software systems.
Embed data and functionality from Kiprio Email Validation directly into application onboarding, profile enrichment, or reporting dashboards.
Periodically extract updates from Kiprio Email Validation to generate daily digests, analytics reports, or Slack notifications.
Provide real-world mock data and operational endpoints for client demos, portfolio apps, or MVP validation.
Production-ready starting templates with error handling for Kiprio Email Validation.
// Requires an API key. Check the docs for whether it goes in a header or a query parameter.
// Modern native fetch with error handling
async function callApi() {
try {
const response = await fetch('https://kiprio.com/api/v1/resource', {
method: 'GET',
headers: {
'Authorization': 'Bearer YOUR_API_KEY',
Accept: 'application/json',
},
});
if (!response.ok) {
throw new Error(`HTTP ${response.status}: ${response.statusText}`);
}
const data = await response.json();
console.log('Response payload:', data);
return data;
} catch (error) {
console.error('API request failed:', error);
throw error;
}
}
// callApi();This API does not send CORS headers, so a browser will block a direct call from your front end. Call it from your server, or put a small proxy in front of it.
Inspect the expected JSON structure returned by Kiprio Email Validation.
Authentic sample payload structure to evaluate schema attributes before integration.
{
"status": 200,
"api": "Kiprio Email Validation",
"endpoint": "/kiprio-email-validation",
"data": {
"id": 101,
"title": "Kiprio Email Validation Sample Payload",
"description": "This API validates email addresses through syntax checks, MX record lookup, detection of disposable emails, and identification of role-based addresses, along with typo suggestions. It provides a confidence score for the validity of the email address in real-time. The service supports 100 free requests per day and offers a pro tier for larger usage.",
"verified": true,
"category": "Data Validation",
"updated_at": "2026-10-24T07:39:31.915Z"
},
"meta": {
"response_time_ms": 1865,
"cached": false
}
}Technical factors to keep in mind when integrating Kiprio Email Validation into production environments.
Avoid triggering rate limits on public feeds by caching response payloads in Redis, Vercel KV, or standard HTTP Cache-Control headers with a 5-to-15 minute TTL.
Never expose private API keys in client-side JavaScript or bundle environments. Proxy requests through a Next.js API route or serverless backend to keep secret keys out of public DevTools inspection.
This API does not send Access-Control-Allow-Origin response headers. Direct fetch() calls from browser JavaScript will fail due to Same-Origin Policy. Route your calls through a server backend or lightweight edge proxy.
Always inspect response.ok before executing response.json(). Upstream services returning 4xx or 502 Bad Gateway often serve HTML error pages, which cause syntax errors when parsed as JSON.
Aggregated from 2 public sources (freepublicapis, public-api-lists), then normalised and checked by us.
Report an issue with this listing ↗Data Validation
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Answered from what our own scheduled checks found, not from the provider's marketing.
Kiprio Email Validation is listed in our free catalogue, but it requires an API key, so you will need to register before your first call. Providers frequently reserve higher limits and commercial use for paid plans.
Yes. Kiprio Email Validation authenticates with an API key. Keep it server-side rather than in browser code, because anything in your frontend bundle is readable by anyone who opens developer tools.
Not directly. Kiprio Email Validation did not return CORS headers when we checked, so the browser will block your page from reading the response even though the request itself succeeds. Call it from a server, or put a small proxy in front of it.
Yes, as of 2026-10-24. Our automated check reached Kiprio Email Validation and recorded a 100% reliability score with a median response time of 1865 ms. We re-check on a schedule, and this page updates with the result.
Yes. Kiprio Email Validation serves over HTTPS, so you can call it from a secure page without triggering a mixed-content block.