Instead of nameservers, can I add CNAME entry?

[ChrisPAR]

Hi and welcome to the forum! Unfortunately, you can’t host a website on InfinityFree without changing the nameservers first.

That being said:

@adnannazir

I have my main website on githubpages and render.

Looking at Render, I can see they offer free SSL with their plans:

Custom Domains | Render Docs

If you want to host only a custom subdomain with InfinityFree, you can try changing the nameservers temporarily to ours to add the domain to the hosting platform, create the subdomain, then change back to the nameservers of the service you use and create an A/CNAME record for the subdomain:

Hosting only a custom subdomain with InfinityFree

Hello! This guide will explain how you can host a subdomain of a domain name you own with InfinityFree without hosting the main domain too. Here is the example I will use in the guide. Note: I will be using terms that you may not recognize. Please read the first section of this article on domain names if you get confused. You own the domain example.com and want to add the subdomain blog.example.com to InfinityFree. However, you do not want example.com to be hosted with InfinityFree. Here is…