Not sure why it's sending you a 301 redirect, but you could add -L to follow it: curl -L -I https://web3usecase.com https://web3usecase.com It's just sending

Not sure why it's sending you a 301 redirect, but you could add -L to follow it: curl -L -I https://web3usecase.com https://web3usecase.com It's just sending a 404 meaning "Use Case Not Found" for "web 3".