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
1289 ms

  • https://riffusion.org/

    Status
    200
    Message
    OK
    Time
    1289 ms
  • IP
    172.67.144.203
    View Map

  • Timing

    Wait

    0 ms

    DNS

    22 ms

    TCP

    3 ms

    Request

    0 ms

    First Byte

    1253 ms

    Download

    0 ms

    Total

    1289 ms

  • HTTP Headers

    Date

    Fri, 06 Nov 2026 13:20:01 GMT

    The date and time that the message was sent.

    Content-Type

    text/html; charset=utf-8

    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-Timing

    cfEdge;dur=459,cfOrigin;dur=0,cfWorker;dur=787

    Server metrics for the request.

    • Cfedge

      • dur - 459

    • Cforigin

      • dur - 0

    • Cfworker

      • dur - 787
    Cache-Control

    public,s-maxage=3600,stale-while-revalidate=300

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

    • public

      May be stored by any cache.

    • S-Maxage

      3600 (1 hour)

      Override max-age for shared caches, ignored by private caches.

    • Stale-While-Revalidate

      300 (5 minutes)

      Client will accept a stale response and will check for a fresh one (seconds).

    Link

    <https://riffusion.org/>; rel="alternate"; hreflang="en", <https://riffusion.org/de>; rel="alternate"; hreflang="de", <https://riffusion.org/es>; rel="alternate"; hreflang="es", <https://riffusion.org/pt>; rel="alternate"; hreflang="pt", <https://riffusion.org/ko>; rel="alternate"; hreflang="ko", <https://riffusion.org/>; rel="alternate"; hreflang="x-default"

    Used to express a typed relationship with another resource.

    Vary

    rsc, next-router-state-tree, next-router-prefetch, next-router-segment-prefetch

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

    • Headers

      • rsc
      • next-router-state-tree
      • next-router-prefetch
      • next-router-segment-prefetch
    X-Nextjs-Cache

    MISS

    X-Nextjs-Prerender

    1

    X-Nextjs-Stale-Time

    300

    Report-To

    {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=vE8o3IGYTtGEYX5h4SmMhzKv72PK292ze3cRD0WMF8bczWq1V0aRp9oJGzOySAbfcw6wEhzeN0CLIGIdmtpdG4doencuBTMZTnerBG4WGNQaiJG6o3Nys6ClGh5W2DGn"}]}

    Report to.

    • Group

      cf-nel

    • Max_age

      604800

    • Endpoints

      • {"url":"https://a.nel.cloudflare.com/report/v4?s=vE8o3IGYTtGEYX5h4SmMhzKv72PK292ze3cRD0WMF8bczWq1V0aRp9oJGzOySAbfcw6wEhzeN0CLIGIdmtpdG4doencuBTMZTnerBG4WGNQaiJG6o3Nys6ClGh5W2DGn"}
    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

    Server

    cloudflare

    A name for the server.

    cloudflare - Description of the server software.

    Cf-Ray

    a564649fafaef659-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).