Issue with connecting my domain usign A record

im trying to connect my odmain sdgp.lk to vercel
vercel gave me two records CName for the www.sdgp.lk and A record for sdgp.lk
the www.sdgp.lk has been connected successfully
but the sdgp.lk is not connected yet
the records are set properly,double checked it,there’s no conflicting records either

The domain troubleshooting guide can help with most custom domain configuration issues. You might be able to use that guide to solve it before a human is available to help you. Then you can come back here and share the answer for bonus points.

You can also use v0 to narrow down the possibilities.