as3nt vs Sudomy: Side-by-Side Comparison (2026)
Features, pricing, ratings, and pros & cons — compared head-to-head.
as3nt is a free external attack surface management tool. Sudomy is a free external attack surface management tool. Compare features, ratings, integrations, and community reviews side by side to find the best external attack surface management fit for your security stack.
CST VerdictBased on our analysis of available product data, here is our conclusion:
Security teams running lean reconnaissance workflows will get the most from as3nt; it's a fast, no-friction subdomain enumerator that doesn't require API keys or cloud dependencies, making it ideal for quick discovery during initial scoping or red team engagements. The 12 GitHub stars underscore it's a specialized tool favored by practitioners who've already standardized on heavier EASM platforms and need a lightweight complement. Skip as3nt if you're looking for continuous monitoring, DNS record analysis, or integration with your ticketing system; this is pure enumeration, nothing more.
Bug bounty hunters and solo pentesters who need fast subdomain discovery without vendor lock-in should reach for Sudomy; it combines multiple enumeration sources into a single CLI tool that costs nothing and runs offline. The 2,241 GitHub stars reflect active maintenance and real adoption in the bounty community, where speed and portability matter more than UI polish. Skip this if your team needs a web dashboard, API integrations with your ticketing system, or support for complex enterprise environments; Sudomy is built for individual researchers who prefer command-line tools and self-contained workflows.
