The data nobody sells: why I started taking a daily snapshot of 211,243 companies
This story is from 2026-10-01. It is preserved in the archive; the latest stories are on the live feed.
Korea's National Tax Service runs a clean public API for business registration status. Give it a 10-digit number, get back whether the company is active, suspended or closed. It's free, it's fast, it's accurate. It also has no memory. Ask it today and you learn the company is closed. Ask what it wa…
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- 2026-10-01 00:14 · DEV Community — AI
The data nobody sells: why I started taking a daily snapshot of 211,243 companies