Data Cleanup: Bulk CSV Email Verification Script

Write a script that takes a list of 10k emails from a CSV file, performs syntax checks and MX record verification, and outputs a cleaned CSV with valid addresses. Must run fast using multithreading.

Recommended Technical Specs

Based on the requirement, we recommend vibe-coders use the following stack and libraries to deliver this project in 1-3 days:

Node.js / Python
Git / GitHub workflow
Markdown documentation

Bounty Overview

Budget Range

60-100 USD

Timeline Limit

1 days completion

Requester

Curated Poster

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