HTTP Headers

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

Summary

Response
404
Total Requests
1
Total Time
3777 ms

  • https://na-scholing.nl/reumatologie/elearning/

    Status
    404
    Message
    Not Found
    Time
    3777 ms
  • IP
    185.104.29.90
    View Map

  • Timing

    Wait

    1 ms

    DNS

    81 ms

    TCP

    78 ms

    Request

    0 ms

    First Byte

    3522 ms

    Download

    0 ms

    Total

    3777 ms

  • HTTP Headers

    Date

    Mon, 08 Dec 2025 03:22:49 GMT

    The date and time that the message was sent.

    Server

    Apache/2

    A name for the server.

    • Server

      Apache

      Description of the server software.

    • Version

      2

      Version number.

    X-Powered-By

    PHP/8.3.25

    The software powering this site.

    Vary

    Accept-Encoding,Cookie,User-Agent

    Indicates that different content may be provided to different clients, depending on the vary header.

    • Headers

      • Accept-Encoding
      • Cookie
      • User-Agent
    Expires

    Wed, 11 Jan 1984 05:00:00 GMT

    The time at which the response is considered stale.

    Cache-Control

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

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

    • no-cache

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

    • must-revalidate

      Stale caches must not be used.

    • 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.

    • private

      May only be stored by a browser cache.

    Link

    <https://na-scholing.nl/wp-json/>; rel="https://api.w.org/"

    Used to express a typed relationship with another resource.

    Upgrade

    h2,h2c

    Connection

    Upgrade

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

    Upgrade - Indicate the connection should be upgraded from HTTP to HTTPS.

    Content-Type

    text/html; charset=UTF-8

    The MIME type of this content.

    • Type

      text/html

    • Description

      HTML file

    • Charset

      UTF-8