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
535 ms
  • IP
    172.67.144.64
    View Map

  • Timing

    Wait

    1 ms

    DNS

    7 ms

    TCP

    6 ms

    Request

    1 ms

    First Byte

    503 ms

    Download

    1 ms

    Total

    535 ms

  • HTTP Headers

    Date

    Mon, 25 May 2026 05:58:14 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

    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

    User-Agent

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

    • Headers

      • User-Agent

    Problems were detected with this header

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

    <https://dont-stick.ru/wp-json/>; rel="https://api.w.org/"

    Used to express a typed relationship with another resource.

    Link

    <https://dont-stick.ru/wp-json/wp/v2/posts/2971>; rel="alternate"; title="JSON"; type="application/json"

    Used to express a typed relationship with another resource.

    Link

    <https://dont-stick.ru/?p=2971>; rel=shortlink

    Used to express a typed relationship with another resource.

    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=9,cfOrigin;dur=490

    Server metrics for the request.

    • Cfedge

      • dur - 9

    • Cforigin

      • dur - 490

    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=zhs2xGry74xgYRKKV%2F8j3ub6DosaiAMLgTHiIffZr1K%2BsHKuTRjDfkfLSdxYojtr46NKvAnI4860e3yKpD4c1mZ1D7lNytg2S7Dp%2Bq%2BobtYwZumznQ4RLjGID%2FuexNSw"}]}

    Report to.

    • Group

      cf-nel

    • Max_age

      604800

    • Endpoints

      • {"url":"https://a.nel.cloudflare.com/report/v4?s=zhs2xGry74xgYRKKV%2F8j3ub6DosaiAMLgTHiIffZr1K%2BsHKuTRjDfkfLSdxYojtr46NKvAnI4860e3yKpD4c1mZ1D7lNytg2S7Dp%2Bq%2BobtYwZumznQ4RLjGID%2FuexNSw"}
    Cf-Ray

    a0124ea11c807cb4-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).