Status code 101

[h3xstream]

When fetching http://httpstat.us/101, the response is not received as expected.

HTTP Request

Here is a detailed request:

GET /101 HTTP/1.1
Host: httpstat.us
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:94.0) Gecko/20100101 Firefox/94.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8
Accept-Language: en-CA,en-US;q=0.7,en;q=0.3
Accept-Encoding: gzip, deflate
Connection: close
Upgrade: websocket
Upgrade-Insecure-Requests: 1

HTTP/1.1 503 WebSocket request made to a site where WebSockets are disabled.
Date: Tue, 07 Dec 2021 17:39:22 GMT
Content-Length: 0
Connection: close
X-Powered-By: ASP.NET
Set-Cookie: ARRAffinity=b3cb4dc0a78e3947c788498e968cc99ce12b1ba1bcd59699dde8236e5ceb6c1c;Path=/;HttpOnly;Domain=httpstat.us
CF-Cache-Status: DYNAMIC
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=BirKG1KM9Pmv%2BgkUhlaVvf3ceCuMt6xxYDNnzmq9BiGjzkpQxuQuis9gvJio7zJxC85BrhjpgBj31QGv2yoxetILvQOoV4PgOOsDZz8OISMBUUU34NmcaavAwvD60A%3D%3D"}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Server: cloudflare
CF-RAY: 6b9f8872ec4e713c-YUL
alt-svc: h2=":443"; ma=60

[aaronpowell]

Unfortunately Azure doesn't support 1xx response codes (dup #48).

You can self-host locally if you need to test that response code.