[daftsex] fix: update domain and embed player url
diff --git a/yt_dlp/extractor/daftsex.py b/yt_dlp/extractor/daftsex.py
index 551d5e3abeb..92510c767c5 100644
--- a/yt_dlp/extractor/daftsex.py
+++ b/yt_dlp/extractor/daftsex.py
@@ -1,6 +1,7 @@
 from .common import InfoExtractor
 from ..compat import compat_b64decode
 from ..utils import (
+    ExtractorError,
     int_or_none,
     js_to_json,
     parse_count,
@@ -12,21 +13,24 @@
 
 
 class DaftsexIE(InfoExtractor):
-    _VALID_URL = r'https?://(?:www\.)?daftsex\.com/watch/(?P<id>-?\d+_\d+)'
+    _VALID_URL = r'https?://(?:www\.)?daft\.sex/watch/(?P<id>-?\d+_\d+)'
     _TESTS = [{
-        'url': 'https://daftsex.com/watch/-35370899_456246186',
-        'md5': 'd95135e6cea2d905bea20dbe82cda64a',
+        'url': 'https://daft.sex/watch/-35370899_456246186',
+        'md5': '64c04ef7b4c7b04b308f3b0c78efe7cd',
         'info_dict': {
             'id': '-35370899_456246186',
             'ext': 'mp4',
             'title': 'just relaxing',
-            'description': 'just relaxing - Watch video Watch video in high quality',
+            'description': 'just relaxing – Watch video Watch video in high quality',
             'upload_date': '20201113',
             'timestamp': 1605261911,
-            'thumbnail': r're:https://[^/]+/impf/-43BuMDIawmBGr3GLcZ93CYwWf2PBv_tVWoS1A/dnu41DnARU4\.jpg\?size=800x450&quality=96&keep_aspect_ratio=1&background=000000&sign=6af2c26ff4a45e55334189301c867384&type=video_thumb',
+            'thumbnail': r're:^https?://.*\.jpg$',
+            'age_limit': 18,
+            'duration': 15.0,
+            'view_count': int
         },
     }, {
-        'url': 'https://daftsex.com/watch/-156601359_456242791',
+        'url': 'https://daft.sex/watch/-156601359_456242791',
         'info_dict': {
             'id': '-156601359_456242791',
             'ext': 'mp4',
@@ -36,6 +40,7 @@ class DaftsexIE(InfoExtractor):
             'timestamp': 1600250735,
             'thumbnail': 'https://psv153-1.crazycloud.ru/videos/-156601359/456242791/thumb.jpg?extra=i3D32KaBbBFf9TqDRMAVmQ',
         },
+        'skip': 'deleted / private'
     }]
 
     def _real_extract(self, url):
@@ -60,7 +65,7 @@ def _real_extract(self, url):
             webpage, 'player color', fatal=False) or ''
 
         embed_page = self._download_webpage(
-            'https://daxab.com/player/%s?color=%s' % (player_hash, player_color),
+            'https://dxb.to/player/%s?color=%s' % (player_hash, player_color),
             video_id, headers={'Referer': url})
         video_params = self._parse_json(
             self._search_regex(
@@ -94,15 +99,19 @@ def _real_extract(self, url):
                 'age_limit': 18,
             }
 
-        item = self._download_json(
+        items = self._download_json(
             f'{server_domain}/method/video.get/{video_id}', video_id,
             headers={'Referer': url}, query={
                 'token': video_params['video']['access_token'],
                 'videos': video_id,
                 'ckey': video_params['c_key'],
                 'credentials': video_params['video']['credentials'],
-            })['response']['items'][0]
+            })['response']['items']
+
+        if not items:
+            raise ExtractorError('Video is not available', video_id=video_id, expected=True)
 
+        item = items[0]
         formats = []
         for f_id, f_url in item.get('files', {}).items():
             if f_id == 'external':

### Description of your *pull request* and other information

This PR implements the fix, provided by @NiklasFarber1024, for #5881 by updating the VALID_URL regex with the new domain as well as updating the url for the embed player where the video parameters are parsed. 

Fixes #5881


<details open><summary>Template</summary> <!-- OPEN is intentional -->

### Before submitting a *pull request* make sure you have:
- [x] At least skimmed through [contributing guidelines](https://github.com/yt-dlp/yt-dlp/blob/master/CONTRIBUTING.md#developer-instructions) including [yt-dlp coding conventions](https://github.com/yt-dlp/yt-dlp/blob/master/CONTRIBUTING.md#yt-dlp-coding-conventions)
- [x] [Searched](https://github.com/yt-dlp/yt-dlp/search?q=is%3Apr&type=Issues) the bugtracker for similar pull requests
- [x] Checked the code with [flake8](https://pypi.python.org/pypi/flake8) and [ran relevant tests](https://github.com/yt-dlp/yt-dlp/blob/master/CONTRIBUTING.md#developer-instructions)

### In order to be accepted and merged into yt-dlp each piece of code must be in public domain or released under [Unlicense](http://unlicense.org/). Check one of the following options:
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### What is the purpose of your *pull request*?
- [x] Fix or improvement to an extractor (Make sure to add/update tests)
- [ ] New extractor ([Piracy websites will not be accepted](https://github.com/yt-dlp/yt-dlp/blob/master/CONTRIBUTING.md#is-the-website-primarily-used-for-piracy))
- [ ] Core bug fix/improvement
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</details>
