OC Online Checkers

Live checks — real time, never from a database

Verify phone numbers and emails across 31 services

Find out which accounts a phone number or email address is registered against — WhatsApp, Telegram, Instagram, Apple, Amazon and more. Every lookup runs live against the platform, so results reflect what's true right now — not a cached database. Pay per lookup from your credit balance, with no subscription.

WhatsApp WhatsApp Avatar WhatsApp Business Telegram Viber Zalo Facebook Instagram Threads Twitter / X VK Amazon
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Live results, single or bulk

Every check runs in real time against the platform itself — never from a stale database. Check one identifier, or upload a CSV with thousands; bulk jobs show live progress on screen.

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Pay only for results

Credit is reserved before each lookup and automatically refunded when a result can't be determined. You're never charged for nothing.

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Built to be secure

Argon2id password hashing, CSRF protection, strict CSP, rate limiting and a full append-only audit trail on every credit movement.

How it works

  1. Sign up

    Create an account with a username, email and password.

  2. Add credit

    Top up with crypto — your balance updates automatically once the payment confirms.

  3. Run checks

    Pick your services, paste identifiers or upload a file.

  4. Export

    Download results as CSV, or pull them from the REST API.