Error after 3 days of trying to add domain

[cyfrowyodkrywca]

my website url:

https://wloczykije.lovestoblog.com/

infinity free tutorial:

How to add your own domain to your account

While a free subdomain is a great way to get started, a website looks a lot more professional with a custom domain name. Fortunately, you can register your own domain name with an external company (like NameSilo) and use it on InfinityFree. There are multiple ways you can add the domain name as an account. You can create it as a new account or add it to an existing account. Before you start: configure your domain’s nameservers Before you can add the domain name to your account, you need to ver…