HTTP Headers

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

Summary

Response
200
Total Requests
1
Total Time
127 ms
  • IP
    104.21.53.138
    View Map

  • Timing

    Wait

    0 ms

    DNS

    0 ms

    TCP

    5 ms

    Request

    0 ms

    First Byte

    115 ms

    Download

    2 ms

    Total

    127 ms

  • HTTP Headers

    Date

    Tue, 18 Nov 2025 08:52:58 GMT

    The date and time that the message was sent.

    Content-Type

    text/html; charset=UTF-8

    The MIME type of this content.

    • Type

      text/html

    • Description

      HTML file

    • Charset

      UTF-8

    Connection

    close

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

    close - The client or server would like to close the connection.

    Server

    cloudflare

    A name for the server.

    cloudflare - Description of the server software.

    Vary

    Accept-Encoding

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

    • Headers

      • Accept-Encoding
    Vary

    Accept-Encoding

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

    • Headers

      • Accept-Encoding

    Problems were detected with this header

    • Duplicate header. There is another header with this name and this may cause problems.
    Last-Modified

    Mon, 17 Nov 2025 23:48:41 GMT

    The last modified date for the requested object.

    Cache-Control

    max-age=0

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

    • Max-Age

      0

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

    Expires

    Tue, 18 Nov 2025 08:52:58 GMT

    The time at which the response is considered stale.

    X-Httpd-Modphp

    1

    Host-Header

    8441280b0c35cbc1147f8ba998a563a7

    X-Proxy-Cache-Info

    DT:1

    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.

    Server-Timing

    cfCacheStatus;desc="DYNAMIC"

    Server metrics for the request.

    • Cfcachestatus

      DYNAMIC

    Server-Timing

    cfEdge;dur=6,cfOrigin;dur=105

    Server metrics for the request.

    • Cfedge

      • dur - 6

    • Cforigin

      • dur - 105

    Problems were detected with this header

    • Duplicate header. There is another header with this name and this may cause problems.
    Report-To

    {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=U%2BbASJN%2FfdHKfFyWQ%2FmTMdX313Y%2FIGKbuUJbA6yj8umggIKvJUXcsrDals0%2F1Uq2Tn6YYao8WJcmeGEH59d3VZd02MhQlw3U%2FoPDkOqNvF93oMs%3D"}]}

    Report to.

    • Group

      cf-nel

    • Max_age

      604800

    • Endpoints

      • {"url":"https://a.nel.cloudflare.com/report/v4?s=U%2BbASJN%2FfdHKfFyWQ%2FmTMdX313Y%2FIGKbuUJbA6yj8umggIKvJUXcsrDals0%2F1Uq2Tn6YYao8WJcmeGEH59d3VZd02MhQlw3U%2FoPDkOqNvF93oMs%3D"}
    Cf-Ray

    9a063c17fccaeeee-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).