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Quickstart: Subdomain & Email Finder — Domain OSINT (theHarvest

Map the public attack surface of any domain: discover subdomains, hosts, IP addresses and emails from free public OSINT sources (crt.sh, Certspotter, HackerTarget, DuckDuckGo). Powered by theHarvester. No setup, no API keys — for recon, bug-bounty and due diligence.

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Subdomain & Email Finder — Domain OSINT (theHarvester)
Subdomain & Email Finder — Domain OSINT (theHarvester)ntriqpro/theharvester-osint
Domain
Type
Value
Sources
+1 field
Text
Number
Boolean
List
Object

Input

Domains:example.com
Data sources (free, no API key):crtsh+2
Result limit per source:200

Output fields

Domain
Type
Value
Sources
Scanned At

How it works

Sign up on Apify or log in

The Subdomain & Email Finder — Domain OSINT (theHarvester) Actor is ready to run with the inputs already set for "Quickstart: Subdomain & Email Finder — Domain OSINT (theHarvest". Sign up or log in and you'll land in Apify Console with a copy of this exact task.

Start the "Quickstart: Subdomain & Email Finder — Domain OSINT (theHarvest" task

The Subdomain & Email Finder — Domain OSINT (theHarvester) Actor will start running based on the input automatically. You can also change all the input fields, like domains, data sources (free, no api key), and more, to match your specific use case.

Receive the "Quickstart: Subdomain & Email Finder — Domain OSINT (theHarvest" output

Monitor the progress in real time. You will be notified as soon as your dataset is complete and ready for review. Each result includes data such as domain, type, value, and more.

Integrate into your workflow

The final output is delivered in JSON, CSV, or Excel format, ready to be plugged into your workflow. You can also run the "Quickstart: Subdomain & Email Finder — Domain OSINT (theHarvest" task via API.

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Integrate "Quickstart: Subdomain & Email Finder — Domain OSINT (theHarvest" into your workflow

Connect "Quickstart: Subdomain & Email Finder — Domain OSINT (theHarvest" with 100+ integrations, or run it via API or MCP.

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