"If it is an attack, why use Chinese IP addresses?" Because there is nothing, you can do about it anyway? Even if you could proof, it is an attack, do you rea

"If it is an attack, why use Chinese IP addresses?" Because there is nothing, you can do about it anyway? Even if you could proof, it is an attack, do you really would consider sueing some chinese IP adresses? But I rather suspect, it is just bad crawler code.