Kyoto Email Verification Engine

Real-Time Email Inspector

Executes real-time DNS MX lookup, syntax validation, disposable filters, catch-all detection, and simulated SMTP handshakes in <150ms.

High-Throughput Bulk CSV Engine

Upload files with thousands of emails. The background queue distributes tasks across 15+ concurrent workers with automatic domain rate-limiting.

Click to choose file or drag & drop here

Supports .CSV, .XLSX, .TXT (Unlimited Emails per batch)

Batch Job History

Review past bulk verification runs, inspect individual emails, and re-download exports.

Job ID	Created At	Total	Valid	Risky / Catch-all	Invalid	Status	Actions
Loading jobs...

API Key Manager

Generate scoped Bearer tokens to connect external scrapers, bots, and outreach platforms.

Active API Keys

Enter Admin Secret above to manage active keys.

Integration Quickstart

Connect any service with 1 line of code over secure HTTPS.

Python Example (HTTPX / Requests):

import httpx

resp = httpx.post(
    "https://verify.47ops.info/api/v1/verify",
    json={"to_email": "alex@company.com"},
    headers={"Authorization": "Bearer YOUR_API_KEY"}
)
data = resp.json()
print("Deliverable:", data["is_reachable"] == "safe")

cURL Terminal Test:

curl -X POST https://verify.47ops.info/api/v1/verify \
     -H "Content-Type: application/json" \
     -d '{"to_email":"support@stripe.com"}'

job_...