Steps
Create new free cloudfare account and add Authoritative NS server of cloudfare on Domain registrar to ensure cloudfare manages DNS of domain
Add proxied A record for notes.nadatharapalocarens.com with non-routable ip (192.0.2.1) (Hosting provider)

https://stephenou.notion.site/Fruition-Free-Open-Source-Toolkit-for-Building-Websites-with-Notion-771ef38657244c27b9389734a9cbff44


Add route with details for the created worker (settings)

Result -
redirects to notion page with URL
https://notes.nadatharapalocarens.com/1d8ff8c1c55780a383ccc56179528ff4