that doesn't mean anything if you typo on ".arpa". No DNS hardware is smart enough to know that you meant ".arpa" not ".apra" you actually typed in. Typos are

that doesn't mean anything if you typo on ".arpa". No DNS hardware is smart enough to know that you meant ".arpa" not ".apra" you actually typed in. Typos are not really a valid argument, it can happen for any type of domain.