HTTP Headers

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

Summary

Response
Total Requests
1
Total Time
304 ms
  • https://profimontaze.sk/

    Status
    200
    Message
    OK
    Time
    304 ms
  • IP
    172.67.194.132
  • Timing

    Wait

    0 ms

    DNS

    14 ms

    TCP

    6 ms

    Request

    0 ms

    First Byte

    274 ms

    Download

    0 ms

    Total

    304 ms

  • HTTP Headers

    Date

    Sun, 13 Sep 2026 04:18:32 GMT

    The date and time that the message was sent.

    Content-Type

    text/html

    The MIME type of this content.

    Problems were detected with this header

    • Unknown MIME type.
    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.

    Server

    cloudflare

    A name for the server.

    cloudflare - Description of the server software.

    Report-To

    {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=5DTwMQQydilNGGwQ7iZTDd2GWjz%2BbC34SIooFgRyJoGUWy%2F%2B9jLkJ0qzCb9RhGvWHVm7VgByyagz06RhFERVSe4ozGDDdE2xT4VkZs9aK9kzdiMKmGc%2BhYF0NLfp%2F3sIOs0%3D"}]}

    Report to.

    • Group

      cf-nel

    • Max_age

      604800

    • Endpoints

      • {"url":"https://a.nel.cloudflare.com/report/v4?s=5DTwMQQydilNGGwQ7iZTDd2GWjz%2BbC34SIooFgRyJoGUWy%2F%2B9jLkJ0qzCb9RhGvWHVm7VgByyagz06RhFERVSe4ozGDDdE2xT4VkZs9aK9kzdiMKmGc%2BhYF0NLfp%2F3sIOs0%3D"}
    Last-Modified

    Tue, 01 Sep 2026 09:51:11 GMT

    The last modified date for the requested object.

    Server-Timing

    cfCacheStatus;desc="DYNAMIC"

    Server metrics for the request.

    • Cfcachestatus

      DYNAMIC

    Server-Timing

    cfEdge;dur=8,cfOrigin;dur=260

    Server metrics for the request.

    • Cfedge

      • dur - 8
    • Cforigin

      • dur - 260

    Problems were detected with this header

    • Duplicate header. There is another header with this name and this may cause problems.
    Vary

    Accept-Encoding

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

    • Headers

      • Accept-Encoding
    Nel

    {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}

    Configure network request logging.

    • Report_to

      cf-nel

    • Success_fraction

      0
    • Max_age

      604800

    Cf-Cache-Status

    DYNAMIC

    Encoded information about your request from Cloudflare.

    DYNAMIC - This is not cached by default.

    Cf-Ray

    a3a4593a1e71ff90-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).