diff --git a/yt_dlp/extractor/adobetv.py b/yt_dlp/extractor/adobetv.py
index f8244be2f..997e1b92c 100644
--- a/yt_dlp/extractor/adobetv.py
+++ b/yt_dlp/extractor/adobetv.py
@@ -246,6 +246,7 @@ class AdobeTVVideoIE(AdobeTVBaseIE):
         },
     }]
     _WEBPAGE_TESTS = [{
+        # FIXME: Invalid extension
         'url': 'https://www.adobe.com/learn/acrobat/web/customize-toolbar',
         'info_dict': {
             'id': '3463980',
@@ -254,7 +255,6 @@ class AdobeTVVideoIE(AdobeTVBaseIE):
             'description': 'md5:94368ab95ae24f9c1bee0cb346e03dc3',
             'duration': 97.557,
         },
-        'skip': 'IE fix required; invalid extension',
     }]
 
     def _real_extract(self, url):
diff --git a/yt_dlp/extractor/arte.py b/yt_dlp/extractor/arte.py
index de6549ad0..3f17da463 100644
--- a/yt_dlp/extractor/arte.py
+++ b/yt_dlp/extractor/arte.py
@@ -254,6 +254,7 @@ class ArteTVEmbedIE(InfoExtractor):
         'only_matching': True,
     }]
     _WEBPAGE_TESTS = [{
+        # FIXME: Embed detection
         'url': 'https://timesofmalta.com/article/watch-sunken-warships-north-sea-arte.1108358',
         'info_dict': {
             'id': '110288-000-A',
@@ -267,15 +268,14 @@ class ArteTVEmbedIE(InfoExtractor):
             'upload_date': '20250311',
         },
         'params': {'skip_download': 'm3u8'},
-        'skip': 'IE fix required; embed detection',
     }, {
+        # FIXME: Embed detection
         'url': 'https://www.eurockeennes.fr/en-live/',
         'info_dict': {
             'id': 'en-live',
             'title': 'Les Eurocks en live | Les Eurockéennes de Belfort – 3-4-5-6 juillet 2025 sur la Presqu'Île du Malsaucy',
         },
         'playlist_count': 4,
-        'skip': 'IE fix required; embed detection',
     }]
 
     def _real_extract(self, url):
diff --git a/yt_dlp/extractor/bandcamp.py b/yt_dlp/extractor/bandcamp.py
index 972873c6f..0a8f88fa8 100644
--- a/yt_dlp/extractor/bandcamp.py
+++ b/yt_dlp/extractor/bandcamp.py
@@ -122,6 +122,7 @@ class BandcampIE(InfoExtractor):
         },
     }]
     _WEBPAGE_TESTS = [{
+        # FIXME: Embed detection
         'url': 'https://www.punknews.org/article/85809/stay-inside-super-sonic',
         'info_dict': {
             'id': '2475540375',
@@ -143,7 +144,6 @@ class BandcampIE(InfoExtractor):
             'uploader_id': 'stayinside',
             'uploader_url': 'https://stayinside.bandcamp.com',
         },
-        'skip': 'IE fix required; embed detection',
     }]
 
     def _extract_data_attr(self, webpage, video_id, attr='tralbum', fatal=True):
diff --git a/yt_dlp/extractor/cloudflarestream.py b/yt_dlp/extractor/cloudflarestream.py
index 346e32c06..a90fceaac 100644
--- a/yt_dlp/extractor/cloudflarestream.py
+++ b/yt_dlp/extractor/cloudflarestream.py
@@ -59,6 +59,7 @@ class CloudflareStreamIE(InfoExtractor):
             'skip_download': 'm3u8',
         },
     }, {
+        # FIXME: Embed detection
         'url': 'https://www.cloudflare.com/developer-platform/products/cloudflare-stream/',
         'info_dict': {
             'id': 'e7bd2dd67e0f8860b4ae81e33a966049',
@@ -66,7 +67,6 @@ class CloudflareStreamIE(InfoExtractor):
             'title': 'e7bd2dd67e0f8860b4ae81e33a966049',
             'thumbnail': r're:https?://cloudflarestream\.com/.+\.jpg',
         },
-        'skip': 'IE fix required; embed detection',
     }]
 
     def _real_extract(self, url):
diff --git a/yt_dlp/extractor/condenast.py b/yt_dlp/extractor/condenast.py
index 7c96ea0dd..318fa8943 100644
--- a/yt_dlp/extractor/condenast.py
+++ b/yt_dlp/extractor/condenast.py
@@ -97,6 +97,7 @@ class CondeNastIE(InfoExtractor):
             'timestamp': 1442434920,
         },
     }, {
+        # FIXME: Subtitles
         'url': 'https://www.vanityfair.com/video/watch/vf-quiz-show-squid-game-s3',
         'info_dict': {
             'id': '6862f999c1afbc5ff06b4803',
@@ -113,7 +114,6 @@ class CondeNastIE(InfoExtractor):
             'upload_date': '20250701',
             'uploader': 'vanityfair',
         },
-        'skip': 'IE fix required; subtitles extraction',
     }, {
         'url': 'https://player.cnevids.com/inline/video/59138decb57ac36b83000005.js?target=js-cne-player',
         'only_matching': True,
diff --git a/yt_dlp/extractor/dbtv.py b/yt_dlp/extractor/dbtv.py
index dd21ca036..ff93c642d 100644
--- a/yt_dlp/extractor/dbtv.py
+++ b/yt_dlp/extractor/dbtv.py
@@ -27,6 +27,7 @@ class DBTVIE(InfoExtractor):
         'only_matching': True,
     }]
     _WEBPAGE_TESTS = [{
+        # FIXME: Embed detection
         'url': 'https://www.dagbladet.no/nyheter/rekordstort-russisk-angrep/83325693',
         'info_dict': {
             'id': '1HW7fYry',
@@ -38,7 +39,6 @@ class DBTVIE(InfoExtractor):
             'timestamp': 1751043600,
             'upload_date': '20250627',
         },
-        'skip': 'IE fix required; embed detection',
     }]
 
     def _real_extract(self, url):
diff --git a/yt_dlp/extractor/facebook.py b/yt_dlp/extractor/facebook.py
index 991b85ca0..3b8121d59 100644
--- a/yt_dlp/extractor/facebook.py
+++ b/yt_dlp/extractor/facebook.py
@@ -427,6 +427,7 @@ class FacebookIE(InfoExtractor):
         },
         'expected_warnings': ['unable to extract uploader'],
     }, {
+        # FIXME: Embed detection
         # <iframe> embed, plugin video
         'url': 'https://www.newsmemory.com/eedition/e-publishing-solutions/2-in-one-app/',
         'md5': 'ae97d4a44f8cc9a8b1a4c03b9ed793af',
@@ -445,7 +446,6 @@ class FacebookIE(InfoExtractor):
             'view_count': int,
         },
         'expected_warnings': ['Cannot parse data'],
-        'skip': 'IE fix required: embed detection',
     }, {
         # API embed
         'url': 'https://www.curs.md/ro',
diff --git a/yt_dlp/extractor/generic.py b/yt_dlp/extractor/generic.py
index 2865eb7d7..bc34aafa7 100644
--- a/yt_dlp/extractor/generic.py
+++ b/yt_dlp/extractor/generic.py
@@ -271,6 +271,7 @@ class GenericIE(InfoExtractor):
         },
         'playlist_count': 3,
     }, {
+        # FIXME: Improve extraction
         # Flowplayer
         # https://github.com/ytdl-org/youtube-dl/commit/4d805e063c6c4ffd557d7c7cb905a3ed9c926b08
         'url': 'https://flowplayer.com/resources/demos/standard-setup',
@@ -283,7 +284,6 @@ class GenericIE(InfoExtractor):
             'upload_date': '20181009',
         },
         'params': {'skip_download': 'm3u8'},
-        'skip': 'Extraction needs improvement',
     }, {
         # JW Player: YouTube
         # https://github.com/ytdl-org/youtube-dl/commit/a0f719854463c6f4226e4042dfa80c1b17154e1d
@@ -399,6 +399,7 @@ class GenericIE(InfoExtractor):
         },
         'expected_warnings': ['Untested major version'],
     }, {
+        # FIXME: Unable to extract flashvars
         # KVS Player v7.11.4
         # kt_player.js?v=2.11.5.1
         # https://github.com/yt-dlp/yt-dlp/commit/a318f59d14792d25b2206c3f50181e03e8716db7
@@ -408,7 +409,6 @@ class GenericIE(InfoExtractor):
             'ext': 'mp4',
             'title': 'Kelis - 4th Of July',
         },
-        'skip': 'Unable to extract flashvars',
     }, {
         # KVS Player v7.11.4
         # kt_player.js?v=6.3.2
@@ -434,11 +434,10 @@ class GenericIE(InfoExtractor):
             'age_limit': 0,
             'description': 'md5:5bdf23fcb76801dc3b31e74cabf82147',
             'thumbnail': r're:https?://beltzlaw\.com/wp-content/uploads/.+\.jpg',
-            'timestamp': 1753961749,
-            'upload_date': '20250731',
+            'timestamp': int,  # varies
+            'upload_date': str,
             '_old_archive_ids': ['generic beltzlaw'],
         },
-        'skip': 'timestamp varies',
     }, {
         # twitter:player
         # https://github.com/ytdl-org/youtube-dl/commit/329179073b93e37ab76e759d1fe96d8f984367f3
diff --git a/yt_dlp/extractor/glomex.py b/yt_dlp/extractor/glomex.py
index 35f92ec24..69f11eb15 100644
--- a/yt_dlp/extractor/glomex.py
+++ b/yt_dlp/extractor/glomex.py
@@ -159,12 +159,12 @@ class GlomexEmbedIE(GlomexBaseIE):
         },
         'playlist_count': 100,
     }, {
+        # Geo-restricted
         'url': 'https://player.glomex.com/integration/1/iframe-player.html?playlistId=cl-bgqaata6aw8x&integrationId=19syy24xjn1oqlpc',
         'info_dict': {
             'id': 'cl-bgqaata6aw8x',
         },
         'playlist_mincount': 2,
-        'skip': 'Geo-restricted',
     }]
     _WEBPAGE_TESTS = [{
         'url': 'https://www.skai.gr/news/world/iatrikos-syllogos-tourkias-to-turkovac-aplo-dialyma-erntogan-eiste-apateones-kai-pseytes',
diff --git a/yt_dlp/extractor/joj.py b/yt_dlp/extractor/joj.py
index 8847d4b98..d23668973 100644
--- a/yt_dlp/extractor/joj.py
+++ b/yt_dlp/extractor/joj.py
@@ -45,13 +45,13 @@ class JojIE(InfoExtractor):
         'only_matching': True,
     }]
     _WEBPAGE_TESTS = [{
+        # FIXME: Embed detection
         'url': 'https://www.noviny.sk/slovensko/238543-slovenskom-sa-prehnala-vlna-silnych-burok',
         'info_dict': {
             'id': '238543-slovenskom-sa-prehnala-vlna-silnych-burok',
             'title': 'Slovenskom sa prehnala vlna silných búrok',
         },
         'playlist_mincount': 5,
-        'skip': 'IE fix required; embed detection',
     }]
 
     def _real_extract(self, url):
diff --git a/yt_dlp/extractor/jwplatform.py b/yt_dlp/extractor/jwplatform.py
index 8856fd3e7..71391cafa 100644
--- a/yt_dlp/extractor/jwplatform.py
+++ b/yt_dlp/extractor/jwplatform.py
@@ -35,7 +35,7 @@ class JWPlatformIE(InfoExtractor):
             'description': '',
             'duration': 294.0,
         },
-        'skip': 'Site changed',
+        'skip': 'Site no longer embeds JWPlatform',
     }, {
         # Player url not surrounded by quotes
         'url': 'https://www.deutsche-kinemathek.de/en/online/streaming/school-trip',
@@ -49,7 +49,7 @@ class JWPlatformIE(InfoExtractor):
             'description': '',
             'duration': 5193.0,
         },
-        'skip': 'Site changed',
+        'skip': 'Site no longer embeds JWPlatform',
     }, {
         # iframe src attribute includes backslash before URL string
         'url': 'https://www.elespectador.com/colombia/video-asi-se-evito-la-fuga-de-john-poulos-presunto-feminicida-de-valentina-trespalacios-explicacion',
diff --git a/yt_dlp/extractor/mainstreaming.py b/yt_dlp/extractor/mainstreaming.py
index fb627a560..6d249888a 100644
--- a/yt_dlp/extractor/mainstreaming.py
+++ b/yt_dlp/extractor/mainstreaming.py
@@ -100,6 +100,7 @@ class MainStreamingIE(InfoExtractor):
         'only_matching': True,
     }]
     _WEBPAGE_TESTS = [{
+        # FIXME: Embed detection
         'url': 'https://www.lacplay.it/video/in-evidenza_728/lac-storie-p-250-i-santi-pietro-e-paolo_77297/',
         'info_dict': {
             'id': 'u7kiX5DUaHYr',
@@ -111,7 +112,6 @@ class MainStreamingIE(InfoExtractor):
             'tags': '06/07/2025',
             'live_status': 'not_live',
         },
-        'skip': 'IE fix required; embed detection',
     }]
 
     def _playlist_entries(self, host, playlist_content):
diff --git a/yt_dlp/extractor/megatvcom.py b/yt_dlp/extractor/megatvcom.py
index a86dfe94f..826a9a3b1 100644
--- a/yt_dlp/extractor/megatvcom.py
+++ b/yt_dlp/extractor/megatvcom.py
@@ -32,6 +32,7 @@ class MegaTVComIE(MegaTVComBaseIE):
     IE_DESC = 'megatv.com videos'
     _VALID_URL = r'https?://(?:www\.)?megatv\.com/(?:\d{4}/\d{2}/\d{2}|[^/]+/(?P<id>\d+))/(?P<slug>[^/]+)'
     _TESTS = [{
+        # FIXME: Unable to extract article id
         'url': 'https://www.megatv.com/2021/10/23/egkainia-gia-ti-nea-skini-omega-tou-dimotikou-theatrou-peiraia/',
         'info_dict': {
             'id': '520979',
@@ -43,7 +44,6 @@ class MegaTVComIE(MegaTVComBaseIE):
             'display_id': 'egkainia-gia-ti-nea-skini-omega-tou-dimotikou-theatrou-peiraia',
             'thumbnail': r're:https?://www\.megatv\.com/wp-content/uploads/.+\.jpg',
         },
-        'skip': 'Site changed',
     }, {
         'url': 'https://www.megatv.com/tvshows/527800/epeisodio-65-12/',
         'info_dict': {
@@ -103,6 +103,7 @@ class MegaTVComEmbedIE(MegaTVComBaseIE):
     _VALID_URL = r'(?:https?:)?//(?:www\.)?megatv\.com/embed/?\?p=(?P<id>\d+)'
     _EMBED_REGEX = [rf'''<iframe[^>]+?src=(?P<_q1>["'])(?P<url>{_VALID_URL})(?P=_q1)''']
     _TESTS = [{
+        # FIXME: Unable to extract article id
         'url': 'https://www.megatv.com/embed/?p=2020520979',
         'md5': '6546a1a37fff0dd51c9dce5f490b7d7d',
         'info_dict': {
@@ -115,8 +116,8 @@ class MegaTVComEmbedIE(MegaTVComBaseIE):
             'display_id': 'egkainia-gia-ti-nea-skini-omega-tou-dimotikou-theatrou-peiraia',
             'thumbnail': 'https://www.megatv.com/wp-content/uploads/2021/10/ΠΕΙΡΑΙΑΣ-1024x450.jpg',
         },
-        'skip': 'Site changed',
     }, {
+        # FIXME: Unable to extract article id
         'url': 'https://www.megatv.com/embed/?p=2020534081',
         'md5': '6ac8b3ce4dc6120c802f780a1e6b3812',
         'info_dict': {
@@ -129,16 +130,15 @@ class MegaTVComEmbedIE(MegaTVComBaseIE):
             'display_id': 'neo-rekor-stin-timi-tou-ilektrikou-reymatos-pano-apo-ta-200e-i-xondriki-timi-tou-ilektrikou',
             'thumbnail': 'https://www.megatv.com/wp-content/uploads/2021/11/Capture-266.jpg',
         },
-        'skip': 'Site changed',
     }]
     _WEBPAGE_TESTS = [{
+        # FIXME: Unable to extract article id
         'url': 'https://www.in.gr/2021/12/18/greece/apokalypsi-mega-poios-parelave-tin-ereyna-tsiodra-ek-merous-tis-kyvernisis-o-prothypourgos-telika-gnorize/',
         'info_dict': {
             'id': 'apokalypsi-mega-poios-parelave-tin-ereyna-tsiodra-ek-merous-tis-kyvernisis-o-prothypourgos-telika-gnorize',
             'title': 'md5:5e569cf996ec111057c2764ec272848f',
         },
         'playlist_count': 2,
-        'skip': 'IE fix required; embed detection',
     }]
 
     def _match_canonical_url(self, webpage):
diff --git a/yt_dlp/extractor/nbc.py b/yt_dlp/extractor/nbc.py
index 581ada1e1..caa9dc017 100644
--- a/yt_dlp/extractor/nbc.py
+++ b/yt_dlp/extractor/nbc.py
@@ -543,7 +543,7 @@ class NBCNewsIE(ThePlatformIE):  # XXX: Do not subclass from concrete IE
             'ext': 'mp4',
             'title': 'David Letterman: A Preview',
         },
-        'skip': 'Site changed',
+        'skip': 'Invalid URL',
     }]
 
     def _real_extract(self, url):
@@ -606,6 +606,7 @@ class NBCOlympicsIE(InfoExtractor):
     _VALID_URL = r'https?://www\.nbcolympics\.com/videos?/(?P<id>[0-9a-z-]+)'
 
     _TESTS = [{
+        # Geo-restricted to US
         'url': 'https://www.nbcolympics.com/videos/watch-final-minutes-team-usas-mens-basketball-gold',
         'info_dict': {
             'id': 'SAwGfPlQ1q01',
@@ -620,7 +621,6 @@ class NBCOlympicsIE(InfoExtractor):
             'timestamp': 1723346984,
             'upload_date': '20240811',
         },
-        'skip': 'Geo-restricted to US',
     }, {
         'url': 'http://www.nbcolympics.com/video/justin-roses-son-leo-was-tears-after-his-dad-won-gold',
         'only_matching': True,
diff --git a/yt_dlp/extractor/playwire.py b/yt_dlp/extractor/playwire.py
index 8d6630b5a..2323bd0cf 100644
--- a/yt_dlp/extractor/playwire.py
+++ b/yt_dlp/extractor/playwire.py
@@ -47,7 +47,7 @@ class PlaywireIE(InfoExtractor):
             'ext': 'mp4',
             'title': 'Joe Dirt 2 Beautiful Loser Teaser Trailer',
         },
-        'skip': 'Site changed',
+        'skip': 'Site no longer embeds Playwire',
     }]
 
     def _real_extract(self, url):
diff --git a/yt_dlp/extractor/ruutu.py b/yt_dlp/extractor/ruutu.py
index 7e9fdf32c..be1560b06 100644
--- a/yt_dlp/extractor/ruutu.py
+++ b/yt_dlp/extractor/ruutu.py
@@ -124,13 +124,13 @@ class RuutuIE(InfoExtractor):
         'only_matching': True,
     }]
     _WEBPAGE_TESTS = [{
+        # FIXME: Broken IE
         'url': 'https://www.hs.fi/maailma/art-2000011353059.html',
         'info_dict': {
             'id': '4746675',
             'ext': 'mp4',
             'title': 'Yhdysvaltojen Texasin osavaltiota ovat koetelleet tuhoisat tulvat',
         },
-        'skip': 'IE fix required',
     }]
     _API_BASE = 'https://gatling.nelonenmedia.fi'
 
diff --git a/yt_dlp/extractor/senategov.py b/yt_dlp/extractor/senategov.py
index b81754ff9..596484d5b 100644
--- a/yt_dlp/extractor/senategov.py
+++ b/yt_dlp/extractor/senategov.py
@@ -62,6 +62,7 @@ class SenateISVPIE(InfoExtractor):
         'only_matching': True,
     }]
     _WEBPAGE_TESTS = [{
+        # FIXME: Embed detection
         'url': 'https://www.hsgac.senate.gov/subcommittees/bmfwra/hearings/match-ready-oversight-of-the-federal-governments-border-management-and-personnel-readiness-efforts-for-the-decade-of-sports/',
         'info_dict': {
             'id': 'govtaff061025',
@@ -70,7 +71,6 @@ class SenateISVPIE(InfoExtractor):
             'thumbnail': r're:https?://.+\.(?:jpe?g|png)',
             '_old_archive_ids': ['senategov govtaff061025'],
         },
-        'skip': 'IE fix required; embed detection',
     }]
 
     _COMMITTEES = {
diff --git a/yt_dlp/extractor/simplecast.py b/yt_dlp/extractor/simplecast.py
index 9f4109cbb..268280e8f 100644
--- a/yt_dlp/extractor/simplecast.py
+++ b/yt_dlp/extractor/simplecast.py
@@ -98,6 +98,7 @@ class SimplecastIE(SimplecastBaseIE):
         'only_matching': True,
     }]
     _WEBPAGE_TESTS = [{
+        # FIXME: Embed detection
         'url': 'https://poddtoppen.se/podcast/1498417306/the-rebindio-podcast/errant-signal-chris-franklin-new-wave-video-essays',
         'md5': '8c93be7be54251bf29ee97464eabe61c',
         'info_dict': {
@@ -118,7 +119,6 @@ class SimplecastIE(SimplecastBaseIE):
             'timestamp': 1580979475,
             'upload_date': '20200206',
         },
-        'skip': 'IE fix required; embed detection',
     }]
 
     def _real_extract(self, url):
diff --git a/yt_dlp/extractor/soundcloud.py b/yt_dlp/extractor/soundcloud.py
index 4e47592ab..2cc98c66c 100644
--- a/yt_dlp/extractor/soundcloud.py
+++ b/yt_dlp/extractor/soundcloud.py
@@ -467,6 +467,7 @@ class SoundcloudIE(SoundcloudBaseIE):
             'tags': 'count:14',
         },
     }, {
+        # Geo-restricted
         'url': 'https://soundcloud.com/the-concept-band/goldrushed-mastered?in=the-concept-band/sets/the-royal-concept-ep',
         'info_dict': {
             'id': '47127627',
@@ -490,7 +491,6 @@ class SoundcloudIE(SoundcloudBaseIE):
             'artists': ['The Royal Concept'],
             'tags': [],
         },
-        'skip': 'Geo-restricted',
     }, {
         # private link
         'url': 'https://soundcloud.com/jaimemf/youtube-dl-test-video-a-y-baw/s-8Pjrp',
diff --git a/yt_dlp/extractor/tvc.py b/yt_dlp/extractor/tvc.py
index 46e8d2911..d1a4650d2 100644
--- a/yt_dlp/extractor/tvc.py
+++ b/yt_dlp/extractor/tvc.py
@@ -20,6 +20,7 @@ class TVCIE(InfoExtractor):
         },
     }]
     _WEBPAGE_TESTS = [{
+        # FIXME: Embed detection
         'url': 'https://krizis-centr.ru/informatsiya/smi-o-tsentre/liniya-zashchity-bitye-zhjony-tv-tsentr',
         'md5': '43b8eee579a5cd2b85c9ed5b73d1c671',
         'info_dict': {
@@ -29,7 +30,6 @@ class TVCIE(InfoExtractor):
             'duration': 1526,
             'thumbnail': r're:https?://cdn\.tvc\.ru/pictures/.+\.jpg',
         },
-        'skip': 'IE fix required; embed detection',
     }]
 
     def _real_extract(self, url):
diff --git a/yt_dlp/extractor/twentymin.py b/yt_dlp/extractor/twentymin.py
index 1be93e688..cc8ef078d 100644
--- a/yt_dlp/extractor/twentymin.py
+++ b/yt_dlp/extractor/twentymin.py
@@ -44,6 +44,7 @@ class TwentyMinutenIE(InfoExtractor):
         'only_matching': True,
     }]
     _WEBPAGE_TESTS = [{
+        # FIXME: Update _VALID_URL
         'url': 'https://www.20min.ch/story/so-kommen-sie-bei-eis-und-schnee-sicher-an-557858045456',
         'info_dict': {
             'id': '523629',
@@ -51,7 +52,6 @@ class TwentyMinutenIE(InfoExtractor):
             'title': 'So kommen Sie bei Eis und Schnee sicher an',
             'description': 'md5:117c212f64b25e3d95747e5276863f7d',
         },
-        'skip': 'IE fix required; update _VALID_URL',
     }]
 
     def _real_extract(self, url):
diff --git a/yt_dlp/extractor/udn.py b/yt_dlp/extractor/udn.py
index 716c4a6e6..cf116bf4e 100644
--- a/yt_dlp/extractor/udn.py
+++ b/yt_dlp/extractor/udn.py
@@ -32,6 +32,7 @@ class UDNEmbedIE(InfoExtractor):
         'only_matching': True,
     }]
     _WEBPAGE_TESTS = [{
+        # FIXME: Update _VALID_URL
         'url': 'https://video.udn.com/news/1308561',
         'info_dict': {
             'id': '1308561',
@@ -41,7 +42,6 @@ class UDNEmbedIE(InfoExtractor):
         },
         'expected_warnings': ['Failed to parse JSON'],
         'params': {'skip_download': 'm3u8'},
-        'skip': 'IE fix required; update _VALID_URL',
     }]
 
     def _real_extract(self, url):
diff --git a/yt_dlp/extractor/viddler.py b/yt_dlp/extractor/viddler.py
index c8c588703..78de8a424 100644
--- a/yt_dlp/extractor/viddler.py
+++ b/yt_dlp/extractor/viddler.py
@@ -81,7 +81,7 @@ class ViddlerIE(InfoExtractor):
             'ext': 'mp4',
             'title': 'WALL-TO-GORTAT',
         },
-        'skip': 'Site changed',
+        'skip': 'Site no longer embeds Viddler',
     }]
 
     def _real_extract(self, url):
diff --git a/yt_dlp/extractor/videa.py b/yt_dlp/extractor/videa.py
index 2dca13ba9..210bb10b0 100644
--- a/yt_dlp/extractor/videa.py
+++ b/yt_dlp/extractor/videa.py
@@ -37,7 +37,7 @@ class VideaIE(InfoExtractor):
             'id': '8YfIAjxwWGwT8HVQ',
             'ext': 'mp4',
             'title': 'Az őrült kígyász 285 kígyót enged szabadon',
-            'thumbnail': r're:https?://.+',
+            'thumbnail': r're:https?://videa\.hu/static/still/.+',
             'duration': 21,
             'age_limit': 0,
         },
@@ -48,7 +48,7 @@ class VideaIE(InfoExtractor):
             'id': 'jAHDWfWSJH5XuFhH',
             'ext': 'mp4',
             'title': 'Supercars előzés',
-            'thumbnail': r're:https?://.+',
+            'thumbnail': r're:https?://videa\.hu/static/still/.+',
             'duration': 64,
             'age_limit': 0,
         },
@@ -59,7 +59,7 @@ class VideaIE(InfoExtractor):
             'id': '8YfIAjxwWGwT8HVQ',
             'ext': 'mp4',
             'title': 'Az őrült kígyász 285 kígyót enged szabadon',
-            'thumbnail': r're:https?://.+',
+            'thumbnail': r're:https?://videa\.hu/static/still/.+',
             'duration': 21,
             'age_limit': 0,
         },
@@ -77,13 +77,23 @@ class VideaIE(InfoExtractor):
         'only_matching': True,
     }]
     _WEBPAGE_TESTS = [{
-        'url': 'https://videa.hu/',
+        'url': 'https://www.kapucziner.hu/',
         'info_dict': {
-            'id': '623756-deleted-magic-star-wars-ot-deleted-alt-scenes-docu-style',
-            'title': 'Deleted Magic - Star Wars: OT Deleted / Alt. Scenes Docu. Style - DVD Talk Forum',
+            'id': '95yhJCdK2dX1T5Nh',
+            'ext': 'mp4',
+            'title': 'Nemzetközi díjat kapott a győri kávémanufaktúra',
+            'age_limit': 0,
+            'duration': 207,
+            'thumbnail': r're:https?://videa\.hu/static/still/.+',
+        },
+    }, {
+        # FIXME: No video formats found
+        'url': 'https://hirtv.hu/hirtv_kesleltetett',
+        'info_dict': {
+            'id': 'IDRqF7W9X0GXHGj1',
+            'ext': 'mp4',
+            'title': 'Hír TV - 60 perccel késleltetett adás',
         },
-        'playlist_mincount': 2,
-        'skip': 'IE fix required; embed detection',
     }]
     _STATIC_SECRET = 'xHb0ZvME5q8CBcoQi6AngerDu3FGO9fkUlwPmLVY_RTzj2hJIS4NasXWKy1td7p'
 
diff --git a/yt_dlp/extractor/voxmedia.py b/yt_dlp/extractor/voxmedia.py
index 64ac44303..929bfc500 100644
--- a/yt_dlp/extractor/voxmedia.py
+++ b/yt_dlp/extractor/voxmedia.py
@@ -72,6 +72,7 @@ class VoxMediaIE(InfoExtractor):
     _VALID_URL = r'https?://(?:www\.)?(?:(?:theverge|vox|sbnation|eater|polygon|curbed|racked|funnyordie)\.com|recode\.net)/(?:[^/]+/)*(?P<id>[^/?]+)'
     _EMBED_REGEX = [r'<iframe[^>]+?src="(?P<url>https?://(?:www\.)?funnyordie\.com/embed/[^"]+)"']
     _TESTS = [{
+        # FIXME: Unsupported iframe embed
         # Volume embed, Youtube
         'url': 'http://www.theverge.com/2014/6/27/5849272/material-world-how-google-discovered-what-software-is-made-of',
         'info_dict': {
@@ -84,7 +85,6 @@ class VoxMediaIE(InfoExtractor):
             'uploader': 'The Verge',
         },
         'add_ie': ['Youtube'],
-        'skip': 'Site changed',
     }, {
         # Volume embed, Youtube
         'url': 'http://www.theverge.com/2014/10/21/7025853/google-nexus-6-hands-on-photos-video-android-phablet',
diff --git a/yt_dlp/extractor/wistia.py b/yt_dlp/extractor/wistia.py
index 7fa68a154..53ffb5529 100644
--- a/yt_dlp/extractor/wistia.py
+++ b/yt_dlp/extractor/wistia.py
@@ -353,7 +353,7 @@ class WistiaChannelIE(WistiaBaseIE):
             'description': 'md5:14a8a93a1dbe236718e6a59f8c8c7bae',
         },
         'playlist_mincount': 30,
-        'skip': 'Site changed',
+        'skip': 'Site no longer embeds Wistia playlists',
     }, {
         # section instead of div
         'url': 'https://360learning.com/studio/onboarding-joei/',
diff --git a/yt_dlp/extractor/xhamster.py b/yt_dlp/extractor/xhamster.py
index 7640e6c06..9d90f181b 100644
--- a/yt_dlp/extractor/xhamster.py
+++ b/yt_dlp/extractor/xhamster.py
@@ -410,6 +410,7 @@ class XHamsterEmbedIE(InfoExtractor):
         },
     }]
     _WEBPAGE_TESTS = [{
+        # FIXME: Embed detection
         'url': 'https://xhamster.com/awards/2023',
         'info_dict': {
             'id': 'xh2VnYn',
@@ -429,7 +430,6 @@ class XHamsterEmbedIE(InfoExtractor):
             'view_count': int,
         },
         'params': {'skip_download': 'm3u8'},
-        'skip': 'IE fix required; embed detection',
     }]
 
     def _real_extract(self, url):
diff --git a/yt_dlp/extractor/yapfiles.py b/yt_dlp/extractor/yapfiles.py
index d0aa93fb9..20adbac06 100644
--- a/yt_dlp/extractor/yapfiles.py
+++ b/yt_dlp/extractor/yapfiles.py
@@ -29,13 +29,13 @@ class YapFilesIE(InfoExtractor):
         'only_matching': True,
     }]
     _WEBPAGE_TESTS = [{
+        # FIXME: Update _VALID_URL
         'url': 'https://www.yapfiles.ru/show/3397030/e34b69aa03829d513d7dc3ace6ec9631.mp4.html',
         'info_dict': {
             'id': 'vMDE4NzI1Mjgt690b',
             'ext': 'mp4',
             'title': 'Котята',
         },
-        'skip': 'IE fix required; update _VALID_URL',
     }]
 
     def _real_extract(self, url):