Add an NS record - Google Domains

With Google Domains, open the main dashboard, and select the My domains section:

1. Hit the Manage button next to your domain.

2. Next, navigate to the DNS page.

3. On the DNS page, click the Disable DNSSEC button. This step is necessary to change nameservers successfully.

4. With DNSSEC disabled, find the Name servers section and add the new nameservers. Once done, click Save.