How to bulk-check HTX numbers — htx_email on Cheker.pro

OTC and affiliate teams use HTX checker to cut multi-accounts and signup farms.

HTX Email Checker (htx_email) is Cheker.pro bulk HTX verification. This guide covers mass phone checks, htx_email API, phone intelligence, list hygiene before SMS/messengers, and CSV export for CRM.

Who it is for

HTX Email Checker is used by SMS hubs, performance marketing, crypto compliance, call centers and SaaS with Reseller API. If your pipeline segments «has HTX / not» — this task type covers bulk at scale.

What HTX Email Checker does

HTX email account validation and detection. Each input line becomes one CSV row with result fields.

Task type: htx_email. Family: HTX. Input type: email.

Pricing and output on HTX Email Checker landing. Run tasks in dashboard.

Input file format

Upload TXT or CSV: email addresses (one per line). One file = one country only (country code in every line: Brazil 55, US 1, Russia 7).

• Minimum: 2,000 lines per task
• Maximum: 10,000,000 lines (large files auto-split)
• E.164 recommended: +country code, no spaces or brackets
• See format preview in the upload form at HTX Email Checker

Do not mix phone, email and username in one file. From Excel export a single column to CSV — avoid formulas and scientific notation.

Output fields

• Email
• htx: yes/no

Interpret Email · htx: yes/no with a clear rule: «yes» → HTX channel candidate; «no» → SMS/email fallback or exclude from campaign.

Use cases

• Antifraud adds htx_email to risk score.
• Marketing runs a separate sequence for "HTX: yes".
• Antifraud adds htx_email to risk score.

How to run a check

1. Sign up at Cheker.pro and top up USDT
2. Open HTX Email Checker — TXT/CSV upload form
3. Wait for completion in «Мои задачи»
4. Download CSV into CRM / SMS hub / BI
5. Automation: Reseller API — htx_email

Common mistakes

• Local format without country code → false «no» results.
• Mixed countries in one file → API rejection or wrong output.
• Confusing HTX registration with «number is reachable» — different signals.
• Treating «no» as permanent block without re-check after 7–14 days.
• Bulk-check without legal basis (GDPR / local telecom rules) — validation does not replace consent.

Email vs phone for HTX

Email variant (htx_email) fits CRM records with email only. Do not mix email and phone files in one task.

Related HTX checkers

• HTX Checker (htx) — HTX (formerly Huobi) exchange account verification

FAQ

How is HTX Email Checker different from other HTX checkers?

Task type htx_email: HTX email account validation and detection. Output: Email · htx: yes/no. Compare family variants in the checker catalog and htx_email landing.

Minimum batch size and file format for htx_email?

Minimum 2,000 lines. email addresses (one per line). One country per file. Format hints on the upload page.

How much does HTX Email Checker cost?

Pay-as-you-go USDT: per-line billing at checker rate. Current price per 10k lines on the htx_email card and dashboard after top-up.

API for HTX Email Checker?

Yes. Reseller API: POST /api/v1/check with task type htx_email. Keys: API keys, docs: /docs.

Is bulk checking legal?

Use only lists with opt-in or other lawful basis (GDPR, local rules). Cheker.pro acts as processor on your instructions; you define retention and consent policy.

Summary: HTX Email Checker is the bulk layer for HTX. Catalog: htx_email · run → · Cheker.pro blog