Thanks JayGolf for your input. The only info I can see directly from Palo is :
extremism—Websites promoting terrorism, racism, fascism, or other extremist views discriminating against people or groups of different ethnic backgrounds, religions or other beliefs. This category was introduced to enable adherence to child protection laws required in the education industry. In some regions, laws and regulations may prohibit allowing access to extremist sites, and allowing access may pose a liability risk.
I will keep digging! Thanks for your time looking.
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