What lists do Proton VPN's Netshield use?

Privacy Questions
21

  1. On the VPN Services page, there is no criteria that is even remotely related to these lists or DNS filtering.

  2. Most people here probably use a browser that has built-in content filtering, which combined with NetShield is probably sufficient.

  3. These lists and DNS filtering still rely on badness enumeration.

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For business suite users they do allow using a custom DNS server for quite a while already: Proton for Business plans and pricing | Proton (search for custom dns)