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WhoisXML API Email Verification API

WhoisXML API Email Verification API — free tier with API key

📚 Open DataDEADchecked 4h ago
AUTH APIKEYCORS ✓AGENT ?HTTPS ✓COMMERCIAL ?

WhoisXML API Email Verification API exposes a free-tier JSON API. Register for an API key if required; we verified a public or demo endpoint.

0HOW IT'S SCORED ⓘ
Docs ↗
Status badge · for your READMEshipapis health badge: 0 · dead
🪦 DEADTHE GRAVEYARD
Uptime history
0.0%90 days
0.0%30 days
—P50 · ms
—P95 · ms
operationalpartialdownno data
Live response samplecaptured by our last successful check
GET https://emailverification.whoisxmlapi.com/api/v1

{
  "ErrorMessage": [
    {
      "Error": "The api key field is required."
    },
    {
      "Error": "The email address field is required."
    }
  ]
}
Call itcurl · fetch · python
curl "https://emailverification.whoisxmlapi.com/api/v1"
const res = await fetch("https://emailverification.whoisxmlapi.com/api/v1");
const data = await res.json();
console.log(data);
import requests

res = requests.get("https://emailverification.whoisxmlapi.com/api/v1")
print(res.json())

THIS API IS DEAD — NOTHING TO RUN

Endpoints · 6DeadFULL DOCS ↗
Offline — GET /api/v1 no longer responds reliably
GET/api/v1PROBED

WhoisXML API Email Verification API — free tier with API key

GET/api

Api — documented GET route.

GET/api/1

Api details by ID (example: 1).

GET/api?limit=10

Api — documented GET route.

GET/api/search?q=test

Search by query parameters.

GET/api/login

Login — documented GET route.

Machine-readable spec

We probe a documented GET and expect 2xx JSON — full uptime and health score. Export includes every documented route below.

Response-shape history

Stable. No schema drift observed since monitoring began — the response shape has not changed under our checks.

WhoisXML API Email Verification API: common questions

Is WhoisXML API Email Verification API free to use?

Yes — WhoisXML API Email Verification API is a free open data API. Free tier: Free tier — API key required. Whether the free tier allows commercial use is unclear — check the provider docs.

Does WhoisXML API Email Verification API need an API key?

Yes — WhoisXML API Email Verification API needs a free API key, which you pass on each request. Rate limits: Unpublished.

Can I call WhoisXML API Email Verification API from the browser?

Yes — WhoisXML API Email Verification API returns CORS headers over HTTPS, so front-end code can fetch it directly with no backend proxy. Use the fetch snippet on this page, or hit "Run live" to try it now.

Is WhoisXML API Email Verification API up right now?

As of our last scheduled check, WhoisXML API Email Verification API is dead. We re-probe it every sweep — the status badge and uptime chart above always show the latest.