Contact data at scale

Access millions of contact records through a simple, fast API. Email lookups return names and phone numbers instantly.

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Built for developers

Email Lookup

Search by email address to find associated names and phone numbers.

Bulk Queries

Process up to 100 emails per request with our bulk endpoint. Perfect for batch processing.

Lightning Fast

Sub-millisecond response times powered by an optimized in-memory database architecture.

API Keys

Generate and manage multiple API keys from your dashboard. Full control over access.

Secure

All requests authenticated. Rate limited to prevent abuse. No logs retained.

Simple Integration

RESTful JSON API. Works with any language. No SDK required.

Simple API

One endpoint. Instant results.

# Single email lookup
curl -H "X-API-Key: your_key" \
  https://datalookup.org/v1/email/john@example.com

# Response
{
  "success": true,
  "count": 2,
  "results": [
    {
      "name": "JOHN DOE",
      "email": "JOHN@EXAMPLE.COM",
      "phone1": "5551234567",
      "phone2": "",
      "address": "123 MAIN ST, NEW YORK NY 10001"
    },
    {
      "name": "JOHN DOE",
      "email": "JOHN@EXAMPLE.COM",
      "phone1": "5559876543",
      "phone2": "5551111111",
      "address": ""
    }
  ]
}

Pricing

One-time payment, lifetime access

$10,000

One-time fee

Lifetime access

10,000 queries per day

Unlimited API keys

Bulk endpoint (100/request)

Worldwide datasets included

New datasets added at no extra cost

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