YOU SAID:
I don't know what this website is or does
INTO JAPANESE
このウェブサイトが何であるかわからない
BACK INTO ENGLISH
I do not know what this website is
INTO JAPANESE
私はこのウェブサイトが何であるかわからない
BACK INTO ENGLISH
I do not know what this website is
That didn't even make that much sense in English.