OWASP Amass Subdomain Scanner

The OWASP Amass Project has developed a tool to help information security professionals perform network mapping of attack surfaces and perform external asset discovery using open source information gathering and active reconnaissance techniques.

Information Gathering Techniques Used:

1] DNS: Basic enumeration, Brute forcing (upon request), Reverse DNS sweeping, Subdomain name alterations/permutations, Zone transfers (upon request)

2] Scraping: Ask, Baidu, Bing, CommonCrawl, DNSDumpster, DNSTable, Dogpile, Exalead, FindSubdomains, Google, HackerOne, IPv4Info, Netcraft, PTRArchive, Riddler, SiteDossier, ViewDNS, Yahoo

3] Certificates: Active pulls (upon request), Censys, CertDB, CertSpotter, Crtsh, Entrust

4] APIs: AlienVault, BinaryEdge, BufferOver, CIRCL, DNSDB, HackerTarget, Mnemonic, NetworksDB, PassiveTotal, RADb, Robtex, SecurityTrails, ShadowServer, Shodan, Sublist3rAPI, TeamCymru, ThreatCrowd, Twitter, Umbrella, URLScan, VirusTotal

5] Web Archives: ArchiveIt, ArchiveToday, Arquivo, LoCArchive, OpenUKArchive, UKGovArchive, Wayback

Video Tutorial:




Amass is available for various platforms like Linux, Windows, MacOS etc.
2] Precompiled Binary (Windows, MacOS, Linux)

Official Page: OWASP Amass


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