The GeoIP Anonymous Plus binary database contains the following fields for each
network.



<div class="table">
  <table>
    <tbody>
      <tr>
        <th>Data field name</th>
        <th>Type</th>
        <th>Data field description</th>
      </tr>

      <tr>
        <td>anonymizer_confidence</td>
        <td>uint16</td>
        <td>
          <p>
            A score ranging from 1 to 99 that represents our percent confidence
            that the network is currently part of an actively used VPN service.
          </p>
          <p>
            Currently, we will only provide values of 30, 50, and 99, but the
            number of values will increase as we improve our confidence ratings.
          </p>
          <p>
            <a
              href="https://support.maxmind.com/knowledge-base/articles/anonymizer-and-proxy-data-maxmind"
              >Learn more about anonymizer confidence on our Knowledge Base.</a
            >
          </p>
        </td>
      </tr>

      <tr>
        <td>is_anonymous</td>
        <td>boolean</td>
        <td>
          <p>
            This is <code>true</code> if the IP address belongs to any sort of
            anonymous network. This key is only present when the value is
            <code>true</code>.
          </p>
          <p>
            <a
              href="https://support.maxmind.com/knowledge-base/articles/anonymizer-and-proxy-data-maxmind#anon-detection"
              >Learn more about anonymizer and proxy detection on our Knowledge
              Base.</a
            >
          </p>
        </td>
      </tr>

      <tr>
        <td>is_anonymous_vpn</td>
        <td>boolean</td>
        <td>
          <p>
            This is <code>true</code> if the IP address is registered to an
            anonymous VPN provider. If a VPN provider does not register subnets
            under names associated with them, we will likely only flag their IP
            ranges using the <code>is_hosting_provider</code> flag. This key is
            only present when the value is <code>true</code>.
          </p>
          <p>
            <a
              href="https://support.maxmind.com/knowledge-base/articles/anonymizer-and-proxy-data-maxmind#VPN"
              >Learn more about VPNs on our Knowledge Base.</a
            >
          </p>
        </td>
      </tr>

      <tr>
        <td>is_hosting_provider</td>
        <td>boolean</td>
        <td>
          <p>
            This is <code>true</code> if the IP address belongs to a hosting
            provider. This key is only present when the value is
            <code>true</code>.
          </p>
          <p>
            <a
              href="https://support.maxmind.com/knowledge-base/articles/anonymizer-and-proxy-data-maxmind#hosting-provider"
              >Learn more about hosting providers used for anonymizing on our
              Knowledge Base.</a
            >
          </p>
        </td>
      </tr>

      <tr>
        <td>is_public_proxy</td>
        <td>boolean</td>
        <td>
          <p>
            This is <code>true</code> if the IP address belongs to a public
            proxy. This key is only present when the value is <code>true</code>.
          </p>
          <p>
            <a
              href="https://support.maxmind.com/knowledge-base/articles/anonymizer-and-proxy-data-maxmind#public-proxies"
              >Learn more about public proxies on our Knowledge Base.</a
            >
          </p>
        </td>
      </tr>

      <tr>
        <td>is_residential_proxy</td>
        <td>boolean</td>
        <td>
          <p>
            This is <code>true</code> if the IP address is on a suspected
            anonymizing network and belongs to a residential ISP. This key is
            only present when the value is <code>true</code>.
          </p>
          <p>
            <a
              href="https://support.maxmind.com/knowledge-base/articles/anonymizer-and-proxy-data-maxmind#residential-proxies"
              >Learn more about residential proxies on our Knowledge Base.</a
            >
          </p>
        </td>
      </tr>

      <tr>
        <td>is_tor_exit_node</td>
        <td>boolean</td>
        <td>
          <p>
            This is <code>true</code> if the IP address is a Tor exit node. This
            key is only present when the value is <code>true</code>.
          </p>
          <p>
            <a
              href="https://support.maxmind.com/knowledge-base/articles/anonymizer-and-proxy-data-maxmind#tor-exit-nodes"
              >Learn more about Tor exit nodes on our Knowledge Base.</a
            >
          </p>
        </td>
      </tr>

      <tr>
        <td>network_last_seen</td>
        <td>string</td>
        <td>
          <p>
            The last day that the network was sighted in our analysis of
            anonymized networks. This is in the ISO 8601 date format
            (YYYY-MM-DD).
          </p>
          <p>
            <a
              href="https://support.maxmind.com/knowledge-base/articles/anonymizer-and-proxy-data-maxmind"
              >Learn more about anonymizer and proxy detection on our Knowledge
              Base.</a
            >
          </p>
        </td>
      </tr>

      <tr>
        <td>provider_name</td>
        <td>string</td>
        <td>
          <p>
            The name of the VPN provider (e.g., <code>nordvpn</code>,
            <code>surfshark</code>) associated with the network.
          </p>
          <p>
            Please note that MaxMind identifies a subset of VPN providers. A
            current list of VPN providers identified in the Anonymous Plus
            database is available on request.
          </p>
          <p>
            <a
              href="https://support.maxmind.com/knowledge-base/articles/anonymizer-and-proxy-data-maxmind"
              >Learn more about VPN provider detection on our Knowledge Base.</a
            >
          </p>
        </td>
      </tr>
    </tbody>
  </table>
</div>