HTTP_REFERRER is a client side constructed entity, IIRC. Not all browsers send it, and none are required to as I understand. It is trivially spoofed, and shouldn't be counted on too heavily.

Why don't you let the image reside (and be fetched from) the server you want?



In reply to Re^3: $ENV{'HTTP_REFERRER'} and images by hsinclai
in thread $ENV{'HTTP_REFERRER'} and images by funz

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