Free Email Validation API - Verify Emails

Parameters

name	in	type	required	description
`email`	query	string	required	Email

Request

Send your key in the X-API-Key header. More languages and patterns live on the code examples page.

curl -s "https://apixies.io/api/v1/inspect-email?email=hello%40example.com" \
  -H "X-API-Key: YOUR_API_KEY"

const res = await fetch("https://apixies.io/api/v1/inspect-email?email=hello%40example.com", {
  headers: { "X-API-Key": "YOUR_API_KEY" }
});
const data = await res.json();
console.log(data);

$ch = curl_init("https://apixies.io/api/v1/inspect-email?email=hello%40example.com");
curl_setopt_array($ch, [
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_HTTPHEADER => ["X-API-Key: YOUR_API_KEY"],
]);
$data = json_decode(curl_exec($ch), true);
curl_close($ch);

print_r($data);

import requests

res = requests.get(
    "https://apixies.io/api/v1/inspect-email",
    params={"email": "hello@example.com"},
    headers={"X-API-Key": "YOUR_API_KEY"},
)
print(res.json())

Response

The result sits under data in the standard envelope. See the response format guide for errors and status codes.

returns

data.is_disposable: True for throwaway inbox domains.
data.format_valid: True when the address syntax is valid.
data.mx_records_found: True when the domain publishes MX records.
data.mailbox_exists: Result of a quick SMTP check against the mail server.
data.is_role_based: True for shared inboxes like info@ or support@.
data.suggestion: A likely fix for a mistyped domain, or null.

example response 200

{
    "status": "success",
    "http_code": 200,
    "code": "SUCCESS",
    "message": "Email inspection successful",
    "data": {
        "email": "user@example.com",
        "format_valid": true,
        "domain_resolvable": true,
        "mx_records_found": true,
        "mailbox_exists": true,
        "is_disposable": false,
        "is_role_based": false,
        "suggestion": null
    }
}

Authentication and limits

This endpoint needs an API key. Use the sandbox ("try it" above) to test it without registering. See the authentication guide for details.

Standard rate limits apply to this endpoint.

Common use cases

Clean signup forms in real-time

Validate email addresses at the point of entry to prevent typos, disposable emails, and invalid domains from entering your user database.

Reduce email bounce rates

Pre-validate your mailing list before sending campaigns. Check MX records and domain validity to remove undeliverable addresses and protect your sender reputation.

Fraud detection in e-commerce

Flag orders using disposable or suspicious email addresses. Combine with IP Geolocation for multi-signal fraud scoring.

related endpoints

GET Email Auth Validator Validate SPF, DMARC, and DKIM email authentication records for a domain GET DNS Lookup Resolve DNS records (A, AAAA, MX, TXT, CNAME, NS, SOA, SRV, CAA, PTR) for any domain GET URL Validator Validate a URL's format, reachability, SSL status, and response details

guides

Email Validation API Tutorial tutorial Validate email addresses with the Apixies API. Check format, MX records, disposable providers, and deliverability in one... Email List Cleaning with API use-case Validate and clean email lists using the Apixies API. Remove invalid, disposable, and undeliverable addresses before sen...

getting started

authentication code examples response format

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resources

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