Shodan Has a Free API — Scan the Internet for Exposed Devices (With Python Examples)

Free plan the free plan returns 100 results per search, free plan: 100 results per search.

The free plan allows one scan per month, free plan: 1 scan/month.

Shodan API you can perform programmatic searches with an API key, sign up at shodan.io → Account → API Key.

Python library the Python client can be installed via pip pip install shodan.

MongoDB 48,231 exposed MongoDB instances were found in the example output, output: Found 48,231 exposed MongoDB instances.