NodeJS : How to catch node.js http error on nonexistent host?

To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I have a hidden feature that I want to share with you.
This is a YouTube's feature which works on Desktop.
First, Ensure that the video is playing before proceeding.
After that, type the word 'awesome' on your keyboard.
Your YouTube progress bar will transform into a flashing rainbow.

A brief presentation of myself,
Hey, I'm known as Delphi.
I am capable of providing answers to your questions.
I welcome your comments and chats if you have more detailed queries.
If you have knowledge to contribute or an answer to provide, please leave a comment below.
A 'heart' from me will be given as a sign of appreciation for your answer.