includeIPv6,
        post,
        resolvePrivateAddresses,
        resolvePublicAddresses,
      )
    }

    fun client(client: OkHttpClient) =
      apply {
        this.client = client
      }

    fun url(url: HttpUrl) =
      apply {
        this.url = url
      }

    fun includeIPv6(includeIPv6: Boolean) =
      apply {

      .url("https://1.1.1.1/dns-query".toHttpUrl())
      .includeIPv6(false)
      .build()

  private fun buildCloudflare(bootstrapClient: OkHttpClient): DnsOverHttps =
    DnsOverHttps
      .Builder()
      .client(bootstrapClient)
      .url("https://1.1.1.1/dns-query".toHttpUrl())
      .bootstrapDnsHosts(getByIp("1.1.1.1"), getByIp("1.0.0.1"))
      .includeIPv6(false)
      .build()

      .build()

  private fun buildLocalhost(
    bootstrapClient: OkHttpClient,
    includeIPv6: Boolean,
    post: Boolean = false,
  ): DnsOverHttps {
    val url = server.url("/lookup?ct")
    return DnsOverHttps
      .Builder()
      .client(bootstrapClient)
      .includeIPv6(includeIPv6)
      .resolvePrivateAddresses(true)
      .url(url)
      .post(post)
      .build()
  }