Shodan
FreemiumLiveLast verified 24 Sept 2026
Searches internet-connected devices for open ports, services, banners and known vulnerabilities.
Example request
curl -s 'https://internetdb.shodan.io/8.8.8.8'
Free tier, in plain English
The core search API needs a paid Membership or subscription; a free, keyless InternetDB endpoint gives basic port/vuln lookups for any IP.
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