VPS IP and nameservers on registrar

[fritex]

@snicolosio2022

or combine with IP of my VPS?

No.

@snicolosio2022

Noted: on the registrar dashboard I am asked to combine an IP for both NS. Do I have to find the IP for both

Please, take a look at the article from below which might help you in your case:

Deprecated - Finding the IP address of your Cloudflare Nameserver

This tutorial is deprecated in favour of General FAQ · Cloudflare DNS docs

Archive

When you change your nameservers to point to Cloudflare, some domain registrars (e.g. GoDaddy) ask you to provide the IP address of the nameservers alongside them. You can find the IP address needed with an online tool, or a command. Multiple IP addresses may be returned for each nameserver, it should not matter which you use. Using an online tool You can use an online tool to find the IP address of your Cloudfl…