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
178 ms

  • https://riffusion.org/

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

  • Timing

    Wait

    0 ms

    DNS

    28 ms

    TCP

    4 ms

    Request

    1 ms

    First Byte

    136 ms

    Download

    0 ms

    Total

    178 ms

  • HTTP Headers

    Date

    Thu, 17 Sep 2026 07:47:53 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=26,cfOrigin;dur=0,cfWorker;dur=105

    Server metrics for the request.

    • Cfedge

      • dur - 26

    • Cforigin

      • dur - 0

    • Cfworker

      • dur - 105
    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

    4294967294

    Report-To

    {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=8HdVRa8FOZkXmyehnrqpHOpCxwJAyJwM1v7fM0Oi8LAyE2m%2FmnpPcLu66pNfr4eMKcXIC8Rmadq5lUYHgqPMX8FxOkQaMRKvvdTLODsGcNetNxincI%2FKopwmDuHz24qU"}]}

    Report to.

    • Group

      cf-nel

    • Max_age

      604800

    • Endpoints

      • {"url":"https://a.nel.cloudflare.com/report/v4?s=8HdVRa8FOZkXmyehnrqpHOpCxwJAyJwM1v7fM0Oi8LAyE2m%2FmnpPcLu66pNfr4eMKcXIC8Rmadq5lUYHgqPMX8FxOkQaMRKvvdTLODsGcNetNxincI%2FKopwmDuHz24qU"}
    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

    a3c681634eab5e73-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).