📧 Email Verifier & Bulk Validator — MX, SMTP, Catch-All

Email List Validator & Cleaner - 99% Accuracy, Bulk API

clearpath/email-validation-api

Validate email lists with 99% accuracy: SMTP checks, catch-all detection, disposable filtering. 50K emails per batch. Returns deliverability scores and risk levels. Upload CSV from Apollo.io or any source. REST API ready.

MAX Messenger Number Checker - Bulk Validation

clearpath/max-messenger-number-checker

Check phone numbers in bulk for MAX messenger registration. Find which numbers have a MAX account, clean contact lists, and verify leads. Export results to CSV, JSON, or Excel. Up to 100,000 numbers per run, no proxy or login required.

Social & Crypto Phone Number Checker - 25 Platforms

clearpath/social-crypto-phone-number-checker

Check phone numbers in bulk for account registration on 25 platforms: Instagram, Facebook, Snapchat, Signal, Binance, KuCoin, and more. Get registered, unregistered, or unknown per number. Export to CSV, JSON, or Excel. Up to 100,000 numbers per run, no proxy or login required.

Phone Number Active Status Checker - Bulk Validation

clearpath/phone-number-active-checker

Check phone numbers in bulk for active, inactive, or unknown status. Clean call lists, cut SMS bounce rates, and verify leads. Upload CSV/XLSX or paste up to 100,000 numbers per run and export results to CSV, JSON, or Excel.

Email Validator — Bulk Email Verification & Checker

scrapepilot/email-validator----bulk-email-verification-checker

Validate any email list in bulk — syntax check, MX record lookup, and SMTP reachability test. Get quality score (high/medium/low), result classification, and free provider detection per address. Checkpoint resume on abort. $7.99/month. 2-hour free trial.

Bulk Email MX Verifier — Cold Email List Cleaner

automation-lab/email-mx-verifier

Clean scraped or purchased B2B lead lists before outreach. Bulk-check email syntax, MX records, disposable domains, providers, role/risk signals, and optional SMTP probe with no external API. Export CSV/JSON for Instantly, CRM, and campaign tools.

Email Address Validator (2026) Letest

datascoutapi/email-address-validator

Email validator - verify 10000 emails/run. Bulk email validation checks MX records, disposable/role-based detection. Improve deliverability & reduce bounces. 5-layer validation, detailed reports & smart DNS caching. Fast, accurate, cost-effective email list cleaning. Start free!

WhatsApp Number Validator - Bulk Check 10K per Run

clearpath/whatsapp-phone-number-validator-api

Check if phone numbers have WhatsApp. Validate up to 10,000 numbers per run from CSV, Excel, or direct input. Yes/no result per number. Clean contact lists before WhatsApp campaigns.

Bulk Email Verifier — MX, SMTP & Disposable Detection at Scale

ryanclinton/bulk-email-verifier

Verify email deliverability in bulk — MX records, live SMTP mailbox checks, disposable domain detection (55,000+ domains), role-based flagging, catch-all detection, and confidence scores. $0.005/email, no subscription.

Bulk Email Verifier

codescraper/bulk-email-verifier

Instantly verify the deliverability status and quality score of each email in your list. This tool also identifies disposable domains, role-based emails, and checks MX records to ensure list hygiene. Give detailed results in json and other formats. Remember to exports All Fields not just Overview.

📧 Smart Email Finder & Verifier - SMTP Validated

benthepythondev/smart-email-finder-verifier

Find professional emails from name + company domain. Generates 14 common patterns (first.last@, flast@, etc.), verifies via SMTP when possible, returns confidence scores. Handles bulk CSV input. Perfect for sales outreach, recruiting, and lead generation. MX validation included.