/**
     * Extension header set by OkHttp specifying the timestamp when the cached HTTP response was
     * first received.
     */
    private var receivedResponseMillis = 0L

    /** Etag of the cached response. */
    private var etag: String? = null

    /** Age of the cached response. */
    private var ageSeconds = -1

    /**
     * Returns true if computeFreshnessLifetime used a heuristic. If we used a heuristic to serve a

      Header("content-length", ""),
      Header("content-location", ""),
      Header("content-range", ""),
      Header("content-type", ""),
      Header("cookie", ""),
      Header("date", ""),
      Header("etag", ""),
      Header("expect", ""),
      Header("expires", ""),
      Header("from", ""),
      Header("host", ""),
      Header("if-match", ""),
      Header("if-modified-since", ""),

definima.net degree delaware.museum delhi.in delivery dell dell-ogliastra.it dellogliastra.it delmenhorst.museum deloitte delta demo.datacenter.fi demo.datadetect.com demo.jelastic.com democracia.bo democrat demon.nl denmark.museum deno-staging.dev deno.dev dental dentist dep.no deporte.bo depot.museum des.br desa.id desi design design.aero design.museum det.br deta.app deta.dev detroit.museum dev dev-myqnapcloud.com dev.br dev.static.land dev.vu development.run devices.resinstaging.io df.gov.br df.leg.br dgca.aero...