Repository: yt-dlp
Issue: Owncast
Labels: site-request

### DO NOT REMOVE OR SKIP THE ISSUE TEMPLATE

- [X] I understand that I will be **blocked** if I *intentionally* remove or skip any mandatory\* field

### Checklist

- [X] I'm reporting a new site support request
- [X] I've verified that I'm running yt-dlp version **2023.03.04** ([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 none of provided URLs [violate any copyrights](https://github.com/yt-dlp/yt-dlp/blob/master/CONTRIBUTING.md#is-the-website-primarily-used-for-piracy) or contain any [DRM](https://en.wikipedia.org/wiki/Digital_rights_management) to the best of my knowledge
- [X] I've searched [known issues](https://github.com/yt-dlp/yt-dlp/issues/3766) and 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 am willing to share it if required

### Region

_No response_

### Example URLs

https://live.retrosrtrange.com

### Provide a description that is worded well enough to be understood

Owncast is a decentralized and FOSS version of Twitch.

### 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] If using API, add `'verbose': True` to `YoutubeDL` params instead
- [X] Copy the WHOLE output (starting with `[debug] Command-line config`) and insert it below

### Complete Verbose Output

```shell
I'm using the SendToKodi addon inside LibreElec, so i can only provide the kodi log: https://paste.kodi.tv/ejojibatus

2023-05-23 21:27:33.943 T:119397   error <general>: WARNING: [generic] Falling back on generic information extractor
                                                   
2023-05-23 21:27:33.998 T:119397   error <general>: ERROR: Unsupported URL: https://live.retrostrange.com/
                                                   
2023-05-23 21:27:34.002 T:119397   error <general>: plugin.video.sendtokodi: Traceback (most recent call last):
                                                     File "/storage/.kodi/addons/plugin.video.sendtokodi/lib/yt_dlp/YoutubeDL.py", line 1531, in wrapper
                                                       return func(self, *args, **kwargs)
                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
                                                     File "/storage/.kodi/addons/plugin.video.sendtokodi/lib/yt_dlp/YoutubeDL.py", line 1607, in __extract_info
                                                       ie_result = ie.extract(url)
                                                                   ^^^^^^^^^^^^^^^
                                                     File "/storage/.kodi/addons/plugin.video.sendtokodi/lib/yt_dlp/extractor/common.py", line 694, in extract
                                                       ie_result = self._real_extract(url)
                                                                   ^^^^^^^^^^^^^^^^^^^^^^^
                                                     File "/storage/.kodi/addons/plugin.video.sendtokodi/lib/yt_dlp/extractor/generic.py", line 2568, in _real_extract
                                                       raise UnsupportedError(url)
                                                   lib.yt_dlp.utils._utils.UnsupportedError: Unsupported URL: https://live.retrostrange.com/
                                                   
                                                   During handling of the above exception, another exception occurred:
                                                   
                                                   Traceback (most recent call last):
                                                     File "/storage/.kodi/addons/plugin.video.sendtokodi/service.py", line 271, in <module>
                                                       result = ydl.extract_info(url, download=False)
                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                                                     File "/storage/.kodi/addons/plugin.video.sendtokodi/lib/yt_dlp/YoutubeDL.py", line 1520, in extract_info
                                                       return self.__extract_info(url, self.get_info_extractor(key), download, extra_info, process)
                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                                                     File "/storage/.kodi/addons/plugin.video.sendtokodi/lib/yt_dlp/YoutubeDL.py", line 1549, in wrapper
                                                       self.report_error(str(e), e.format_traceback())
                                                     File "/storage/.kodi/addons/plugin.video.sendtokodi/lib/yt_dlp/YoutubeDL.py", line 1014, in report_error
                                                       self.trouble(f'{self._format_err("ERROR:", self.Styles.ERROR)} {message}', *args, **kwargs)
                                                     File "/storage/.kodi/addons/plugin.video.sendtokodi/lib/yt_dlp/YoutubeDL.py", line 954, in trouble
                                                       raise DownloadError(message, exc_info)
                                                   lib.yt_dlp.utils._utils.DownloadError: ERROR: Unsupported URL: https://live.retrostrange.com/
```