altdns is a free external attack surface management solution. Attack Surface Scan is a commercial external attack surface management solution by Attack Surface Scan. Features, integrations, deployment and the company behind each one, side by side.
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A tool for generating permutations, alterations and mutations of subdomains and resolving them
Agentless external attack surface monitoring with continuous change detection.
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Based on what each listing shows: deployment, company size, price and open source.
altdns fits if you need to run it on your own servers, you are a startup, you need a free product and you want an open-source product.
Attack Surface Scan fits if you want a cloud product.
Common questions when comparing altdns vs Attack Surface Scan for external attack surface management.
altdns: A tool for generating permutations, alterations and mutations of subdomains and resolving them.
Attack Surface Scan: Agentless external attack surface monitoring with continuous change detection. Built by Attack Surface Scan.
The table above shows where their features, integrations, deployment and company size fit differ.
altdns is open-source with 2,439 GitHub stars. Attack Surface Scan is made by Attack Surface Scan. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. altdns and Attack Surface Scan are both External Attack Surface Management products. Key differences: altdns is Free while Attack Surface Scan is Commercial, altdns is open-source. Use the table above to see where features, deployment and company size fit differ.
