knockpy software package provides Python tool designed to enumerate subdomains on a target domain, you can install in your Ubuntu 16.10 (Yakkety Yak) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install knockpy
knockpy is installed in your system.
Make ensure the knockpy package were installed using the commands given below,
$ sudo dpkg-query -l | grep knockpy *
You will get with knockpy package name, version, architecture and description in a table
| Distro | Ubuntu 16 10 yakkety yak |
| Section | Python |
| Package | knockpy |
| Version | 3.0.0-1 |
| Description | Python tool designed to enumerate subdomains on a target domain |
| Sub Section | python |