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
356 ms
  • https://pizzaropizza.com/

    Status
    200
    Message
    OK
    Time
    356 ms
  • IP
    104.21.40.25
  • Timing

    Wait

    0 ms

    DNS

    9 ms

    TCP

    5 ms

    Request

    0 ms

    First Byte

    331 ms

    Download

    0 ms

    Total

    356 ms

  • HTTP Headers

    Date

    Thu, 08 Jan 2026 00:07:11 GMT

    The date and time that the message was sent.

    Content-Type

    text/html

    The MIME type of this content.

    • Type

      text/html

    • Description

      HTML file

    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.

    Last-Modified

    Wed, 15 Oct 2025 10:33:27 GMT

    The last modified date for the requested object.

    Vary

    Accept-Encoding

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

    • Headers

      • Accept-Encoding
    Report-To

    {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=HsXELiM4VMJ4528KLLhXFRoRS8AG92tDcQf%2Bi31IajqO3qFCbwdg%2FEMgVczAQ3fwCWnUsshcv%2FtlHw2x1ABowxov27tqWAXR%2F4KaSZKI04g%3D"}]}

    Report to.

    • Group

      cf-nel

    • Max_age

      604800

    • Endpoints

      • {"url":"https://a.nel.cloudflare.com/report/v4?s=HsXELiM4VMJ4528KLLhXFRoRS8AG92tDcQf%2Bi31IajqO3qFCbwdg%2FEMgVczAQ3fwCWnUsshcv%2FtlHw2x1ABowxov27tqWAXR%2F4KaSZKI04g%3D"}
    Strict-Transport-Security

    max-age=31536000

    A HSTS Policy informing the HTTP client how long to cache the HTTPS only policy and whether this applies to subdomains.

    • Max-Age

      31536000 (1 year)

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

    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=320,cfOrigin;dur=6

    Server metrics for the request.

    • Cfedge

      • dur - 320
    • Cforigin

      • dur - 6

    Problems were detected with this header

    • Duplicate header. There is another header with this name and this may cause problems.
    Cf-Ray

    9ba77406bb6c8c99-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).