What is Sublister?2 min read

A step by step guide on - What is Sublister? | How to install and run it? | get hands on How to use it?

Sublister is a tool that was developed in Python to find sub-domains of a website using OSINT( Open-source intelligence). Search engines like Google, Bing, Yahoo, Baidu, and Ask are used by this tool. It also uses Netcraft, Virustotal, ThreatCrowd, DNSdumpster, and ReverseDNS

Subbrute, a subdomain-brute-forcer was integrated with Sublist3r to identify more subdomains with an improved word list.

How to install it?

Preferred python version

Python 2.7.x or 3.4.x are recommended


Download it using the command:

git clone https://github.com/aboul3la/Sublist3r.git

Sublist3r depends on python modules argparse, dnspython, and requests. So you need to install them by using ‘requirements.txt’ file. Open the downloaded file and enter the command

sudo pip install -r requirements.txt

How to use it?

Run it using python

python sublist3r.py  [options] [website name]


  • -d –domain To enumerate subdomains of Domain name
  • -b –brute-force Include sbbrute brute-force module
  • -p –ports Scan subdomains which are in specific tcp ports
  • -v –verbose Real-time results display in the verbose mode
  • -t –threads Threads to use for subbrute brute-force
  • -e –engines Search engines will be specified with a comma-separated
  • -o –output Save the output into a text file
  • -h –help Show the help message before exit


  • To list all the basic options use:
python sublist3r.py -h
  • To enumerate subdomains of specific domain:
python sublist3r.py -d example.com
  • To enumerate subdomains of a specific domain and show only subdomains with open ports 80 and 443 :
python sublist3r.py -d example.com -p 80,443
  • To enumerate subdomains of specific domain and show the real-time results
python sublist3r.py -v -d example.com
  • To enumerate subdomains and enable the brute-force module:
python sublist3r.py -b -d example.com
  • To enumerate subdomains and use specific engines on demands
python sublist3r.py -e google,yahoo,virustotal -d example.com


Hope you have learned A step by step guide on – What is Sublister? | How to install and run it? | get hands-on How to use it?

If you still have some doubt’s feel free to comment below.




Share on facebook
Share on twitter
Share on linkedin
Share on email
Share on whatsapp

One Response

  1. Sublist3r is a mature tool and is perhaps a great mostly used tools. If you want accurate subdomain finders particularly when you are looking to overtake a particular subdomain then I recommned sublist3r I did host 5 of this tools online At https://www.nmmapper.com/sys/tools/subdomainfinder/ in case you want to compare it with
    1) Anubs
    2) Amass
    3) Dnscan
    4) Nmap’s dns-brute
    All can be run from online

Leave a Reply

Your email address will not be published. Required fields are marked *

Stay Up to Date with 2019 Cyber Security Trends...

Attend a #Free Webinar!

Get 5000 Off of Cyber Security Training Online!

Share on facebook
Share on twitter
Share on linkedin
Share on whatsapp

Attend a #Free Cyber Security Webinar!

Join Us for a Real Time Career Guidance…

Get 5000 Off on 2019 Cyber Security Training Program Online...