checkbot software package provides WWW link verifier, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install checkbot
checkbot is installed in your system.
Make ensure the checkbot package were installed using the commands given below,
$ sudo dpkg-query -l | grep checkbot *
You will get with checkbot package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Web Software |
| Package | checkbot |
| Version | 1.80-3 |
| Description | WWW link verifier |
| Sub Section | web |