Author modified his OS kernel to set the "Evil Bit" (as proposed in RFC3514) on every TCP Packet Header. Having scanned the Alexa 100K, the author found that so

Author modified his OS kernel to set the "Evil Bit" (as proposed in RFC3514) on every TCP Packet Header. Having scanned the Alexa 100K, the author found that some servers actually followed RFC3514 and dropped traffic with the Evil bit set.