Repository: yt-dlp
Issue: [BANNED.VIDEO] Support channels
Labels: site-enhancement

### DO NOT REMOVE OR SKIP THE ISSUE TEMPLATE

- [X] I understand that I will be **blocked** if I remove or skip any mandatory\* field

### Checklist

- [X] I'm reporting a broken site
- [X] I've verified that I'm running yt-dlp version **2022.10.04** ([update instructions](https://github.com/yt-dlp/yt-dlp#update)) or later (specify commit)
- [X] I've checked that all provided URLs are playable in a browser with the same IP and same login details
- [X] I've checked that all URLs and arguments with special characters are [properly quoted or escaped](https://github.com/yt-dlp/yt-dlp/wiki/FAQ#video-url-contains-an-ampersand--and-im-getting-some-strange-output-1-2839-or-v-is-not-recognized-as-an-internal-or-external-command)
- [X] I've searched the [bugtracker](https://github.com/yt-dlp/yt-dlp/issues?q=) for similar issues **including closed ones**. DO NOT post duplicates
- [X] I've read the [guidelines for opening an issue](https://github.com/yt-dlp/yt-dlp/blob/master/CONTRIBUTING.md#opening-an-issue)
- [X] I've read about [sharing account credentials](https://github.com/yt-dlp/yt-dlp/blob/master/CONTRIBUTING.md#are-you-willing-to-share-account-details-if-needed) and I'm willing to share it if required

### Region

Norway

### Provide a description that is worded well enough to be understood

I'm trying to download a playlist from banned.video. Maybe this isn't supported. In that case please move issue to site feature request!

### Provide verbose output that clearly demonstrates the problem

- [X] Run **your** yt-dlp command with **-vU** flag added (`yt-dlp -vU <your command line>`)
- [X] Copy the WHOLE output (starting with `[debug] Command-line config`) and insert it below

### Complete Verbose Output

```shell
$ yt-dlp -vU -f 'bv[height<=720]+ba/b[height<=720]' --datebefore 20220531 --dateafter 20220501 https://banned.video/channel/greg-reese 
[debug] Command-line config: ['-vU', '-f', 'bv[height<=720]+ba/b[height<=720]', '--datebefore', '20220531', '--dateafter', '20220501', 'https://banned.video/channel/greg-reese']
[debug] Encodings: locale UTF-8, fs utf-8, pref UTF-8, out utf-8, error utf-8, screen utf-8
[debug] yt-dlp version 2022.10.04 [4e0511f] (pip) API
[debug] Python 3.8.10 (CPython 64bit) - Linux-5.4.0-125-generic-x86_64-with-glibc2.29 (glibc 2.31)
[debug] Checking exe version: ffmpeg -bsfs
[debug] Checking exe version: ffprobe -bsfs
[debug] exe versions: ffmpeg 4.2.7, ffprobe 4.2.7
[debug] Optional libraries: Cryptodome-3.14.1, brotli-1.0.9, certifi-2019.11.28, mutagen-1.45.1, secretstorage-2.3.1, sqlite3-2.6.0, websockets-10.2
[debug] Proxy map: {}
[debug] Loaded 1690 extractors
[debug] Fetching release info: https://api.github.com/repos/yt-dlp/yt-dlp/releases/latest
Latest version: 2022.10.04, Current version: 2022.10.04
yt-dlp is up to date (2022.10.04)
[debug] [generic] Extracting URL: https://banned.video/channel/greg-reese
[generic] greg-reese: Downloading webpage
ERROR: [generic] Unable to download webpage: HTTP Error 503: Service Temporarily Unavailable (caused by <HTTPError 503: 'Service Temporarily Unavailable'>); please report this issue on  https://github.com/yt-dlp/yt-dlp/issues?q= , filling out the appropriate issue template. Confirm you are on the latest version using  yt-dlp -U
  File "/home/halvor/.local/lib/python3.8/site-packages/yt_dlp/extractor/common.py", line 672, in extract
    ie_result = self._real_extract(url)
  File "/home/halvor/.local/lib/python3.8/site-packages/yt_dlp/extractor/generic.py", line 2614, in _real_extract
    full_response = self._request_webpage(url, video_id, headers={
  File "/home/halvor/.local/lib/python3.8/site-packages/yt_dlp/extractor/common.py", line 823, in _request_webpage
    raise ExtractorError(errmsg, cause=err)

  File "/home/halvor/.local/lib/python3.8/site-packages/yt_dlp/extractor/common.py", line 805, in _request_webpage
    return self._downloader.urlopen(self._create_request(url_or_request, data, headers, query))
  File "/home/halvor/.local/lib/python3.8/site-packages/yt_dlp/YoutubeDL.py", line 3682, in urlopen
    return self._opener.open(req, timeout=self._socket_timeout)
  File "/usr/lib/python3.8/urllib/request.py", line 531, in open
    response = meth(req, response)
  File "/usr/lib/python3.8/urllib/request.py", line 640, in http_response
    response = self.parent.error(
  File "/usr/lib/python3.8/urllib/request.py", line 569, in error
    return self._call_chain(*args)
  File "/usr/lib/python3.8/urllib/request.py", line 502, in _call_chain
    result = func(*args)
  File "/usr/lib/python3.8/urllib/request.py", line 649, in http_error_default
    raise HTTPError(req.full_url, code, msg, hdrs, fp)
urllib.error.HTTPError: HTTP Error 503: Service Temporarily Unavailable
```