return DnsOverHttps.Builder()
      .client(bootstrapClient)
      .url("https://doh.cleanbrowsing.org/doh/family-filter/".toHttpUrl())
      .includeIPv6(false)
      .build()
  }

  private fun buildChantra(bootstrapClient: OkHttpClient): DnsOverHttps {
    return DnsOverHttps.Builder()
      .client(bootstrapClient)
      .url("https://dns.dnsoverhttps.net/dns-query".toHttpUrl())
      .includeIPv6(false)
      .build()