Sublist3r
Sublist3r is an open source subdomain enumeration tool used for penetration testing. It helps security researchers identify subdomains of a target domain that may be vulnerable entry points.
subdomain-enumeration
reconnaissance
security-testing
Sublist3r: Open Source Subdomain Enumeration Tool
An open source tool used for penetration testing and subdomain identification, helping security researchers uncover potential vulnerabilities in target domains.
What is Sublist3r?
Sublist3r is an open source subdomain enumeration and discovery tool for penetration testers. It is used to identify subdomains of a target domain that an attacker could use to find network vulnerabilities. Sublist3r has several useful features:
- It collects subdomains from many different sources including search engines, DNS dumpsters, certificates, etc. to generate a comprehensive subdomain list.
- It can perform brute force subdomain guessing using a dictionary file.
- It has options to enumerate subdomains recursively and find subdomain takeovers.
- It works well with large target lists and can customize the speed and intensity of queries.
- The output can be saved to a text file for easy analysis and additional scanning.
Overall, Sublist3r is a popular network reconnaissance tool among ethical hackers. By mapping out all live subdomains, pen testers can better discover potential attack surfaces such as admin panels, testing portals, or forgotten staging servers. The comprehensive subdomain list can then be used for targeted vulnerability scans and exploitation by offensive security teams.
Sublist3r Features
Features
- Enumerates subdomains using many search engines such as Google, Yahoo, Bing, Baidu and Ask
- Enumerates subdomains using Netcraft, Virustotal, ThreatCrowd, DNSdumpster and ReverseDNS
- Bruteforces subdomains using a wordlist
- Supports wildcards in subdomain searches
- Multithreaded subdomain enumeration for faster results
Pricing
- Open Source
Pros
Fast and effective subdomain enumeration
Finds subdomains that other tools may miss
Easy to install and use
Open source and free
Cons
May miss subdomains on highly complex domains
Requires API keys for some features
Not designed for large-scale subdomain enumeration
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