picsearch.com
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===== Google =====
Most image may be blocked by blocking the following:
encrypted-tbn0.gstatic.com
encrypted-tbn1.gstatic.com
encrypted-tbn2.gstatic.com
encrypted-tbn3.gstatic.com
encrypted-tbn.l.google.com
encrypted-tbn.l.gstatic.com
tbn.l.google.com
----
===== YouTube =====
Block the following:
yimg.com
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