HTTP Headers

Show the HTTP headers for a URL, with a full break-down of details. Will follow redirects.

Summary

Response
502
Total Requests
1
Total Time
833 ms

  • https://z9n.net/2dng1u

    Status
    502
    Message
    Bad Gateway
    Time
    833 ms
  • IP
    172.67.165.20
    View Map

  • Timing

    Wait

    1 ms

    DNS

    11 ms

    TCP

    5 ms

    Request

    0 ms

    First Byte

    807 ms

    Download

    1 ms

    Total

    833 ms

  • HTTP Headers

    Date

    Fri, 12 Dec 2025 16:05:47 GMT

    The date and time that the message was sent.

    Content-Type

    text/plain; charset=UTF-8

    The MIME type of this content.

    • Type

      text/plain

    • Description

      text file

    • Charset

      UTF-8

    Content-Length

    15

    The length of the response body in octets (8-bit bytes).

    Connection

    keep-alive

    Control options for the current connection and list of hop-by-hop response fields.

    keep-alive - The client would like to keep the connection open.

    Cache-Control

    private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0

    Inform all caching mechanisms from server to client whether they may cache this object.

    • private

      May only be stored by a browser cache.

    • Max-Age

      0

      The time a browser should remember a site can only be accessed with https (seconds).

    • no-store

      May not be stored by any cache.

    • no-cache

      May be stored by any cache but must be validated by the server.

    • must-revalidate

      Stale caches must not be used.

    • post-check

      0

      Problems were found.

      • Option is not one of known values.

    • pre-check

      0

      Problems were found.

      • Option is not one of known values.
    Expires

    Thu, 01 Jan 1970 00:00:01 GMT

    The time at which the response is considered stale.

    Referrer-Policy

    same-origin

    Controls what referrer information is sent with requests.

    same-origin - Send the full referrer for same origin requests, and nothing for cross-origin.

    X-Frame-Options

    SAMEORIGIN

    Clickjacking protection.

    SAMEORIGIN - No rendering if origin mismatch.

    Server-Timing

    cfEdge;dur=9,cfOrigin;dur=795

    Server metrics for the request.

    • Cfedge

      • dur - 9

    • Cforigin

      • dur - 795
    Server

    cloudflare

    A name for the server.

    cloudflare - Description of the server software.

    Cf-Ray

    9ace77191a82566e-EWR

    Encoded information about your request from Cloudflare.

    Alt-Svc

    h3=":443"; ma=86400

    Indicate a resource should be loaded from a different server while still appearing to be loaded from this server.

    • Service

      • h3 - :443

    • Service

      • ma - 86400 (1 day)

        Max age for the alternative (seconds).