These aren't particularly reliable sources of information about Facebook being down, but they can be helpful if Facebook's status page and Twitter isn't helpful.
Ndị a abụghị ebe a pụrụ ịtụkwasị obi na ihe ọmụma banyere Facebook dị ala, ma ha nwere ike inye aka ma ọ bụrụ na Facebook na ọnọdụ Twitter adịghị aka.