Namecheap says ns1.infinityfree.com is not registered

[KangJL]

What is the domain?

Please read

What is DNS propagation

You’ve added a new domain name to your account, just changed your nameservers or recently modified some DNS settings. However, they aren’t working yet. You’ve discovered already that it’s not working yet because of something called “DNS Propagation”. But what does that mean? Introduction to DNS Before you can understand how DNS Propagation works, you need to understand how DNS itself works. So let’s start with that. Servers on the internet are identified by a set of numbers called an IP addres…