How do I know if a domain name is good?

How to Choose the Perfect Domain Name

  1. Use The Right Domain Name Extensions (.com, . org, . net)
  2. Brandable Over Generic.
  3. Short Is Better Than Long.
  4. Make Sure It’s Easy To Type.
  5. Make Sure It’s Easy To Pronounce.
  6. Avoid Hyphens And Numbers.
  7. Consider Using “Niche” Keywords That Reflect Your Website.
  8. Think Long-Term Over Short-Term.

For More Information Please Refer: https://websitesetup.org/choose-domain-name/