diff --git a/youtube_dl/extractor/twentythreevideo.py b/youtube_dl/extractor/twentythreevideo.py
index dc5609192..74c590520 100644
--- a/youtube_dl/extractor/twentythreevideo.py
+++ b/youtube_dl/extractor/twentythreevideo.py
@@ -4,11 +4,12 @@ import re
 
 from .common import InfoExtractor
 from ..utils import int_or_none
+from ..compat import compat_urllib_parse_urlencode
 
 
 class TwentyThreeVideoIE(InfoExtractor):
     IE_NAME = '23video'
-    _VALID_URL = r'https?://(?P<domain>[^.]+\.(?:twentythree\.net|23video\.com|filmweb\.no))/v\.ihtml/player\.html\?(?P<query>.*?\bphoto(?:_|%5f)id=(?P<id>\d+).*)'
+    _VALID_URL = r'https?://(?P<domain>[^.]+\.(?:twentythree\.net|kglteater\.dk|23video\.com|filmweb\.no))/v\.ihtml/player\.html\?(?P<query>.*?\bphoto(?:_|%5f)id=(?P<id>\d+).*)'
     _TESTS = [{
         'url': 'https://video.twentythree.net/v.ihtml/player.html?showDescriptions=0&source=site&photo%5fid=20448876&autoPlay=1',
         'md5': '75fcf216303eb1dae9920d651f85ced4',
@@ -23,18 +24,93 @@ class TwentyThreeVideoIE(InfoExtractor):
         }
     }, {
         'url': 'https://bonnier-publications-danmark.23video.com/v.ihtml/player.html?token=f0dc46476e06e13afd5a1f84a29e31e8&source=embed&photo%5fid=36137620',
-        'only_matching': True,
+        'md5': '772a91f83d129ee5f015b12bea61a78b',
+        'info_dict': {
+            'id': '36137620',
+            'ext': 'mp4',
+            'title': 'Photoshop Elements 2019 - Photo Text',
+            'timestamp': 1538664032,
+            'upload_date': '20181004',
+            'uploader_id': '10801356',
+            'uploader': 'Kristoffer Engbo',
+        }
+    }, {
+        'url': 'https://video.kglteater.dk/v.ihtml/player.html?source=share&photo%5fid=65098499',
+        'md5': '4e20a33ce86b13ca114ee44a0a8d8efb',
+        'info_dict': {
+            'id': '65098499',
+            'ext': 'mp4',
+            'title': 'Askepot',
+            'timestamp': 1605173942,
+            'upload_date': '20201112',
+            'uploader_id': '62151179',
+            'uploader': 'jbny',
+        }
+    }, {
+        'url': 'https://video.kglteater.dk/v.ihtml/player.html?showDescriptions=0&source=site&photo%5fid=52486482&autoPlay=1',
+        'md5': 'c39ffb965079fb4395788e6814ec3cdc',
+        'info_dict': {
+            'id': '52486482',
+            'ext': 'mp4',
+            'title': 'N\xf8ddekn\xe6kkeren 2019',
+            'timestamp': 1558953133,
+            'upload_date': '20190527',
+            'uploader_id': '7450690',
+            'uploader': 'Tejs Holm',
+        }
     }]
 
     def _real_extract(self, url):
         domain, query, photo_id = re.match(self._VALID_URL, url).groups()
         base_url = 'https://%s' % domain
+
+        def is_geo_blocked():
+            # /api/player/settings
+            playersettings_0 = {'player_id': 0, 'parameters': 'showDescriptions=0&source=site&photo%5fid=' + photo_id + '&autoPlay=1', '_li': 0, '_bot': 0}
+            playersettings_0_param = '/api/player/settings?' + compat_urllib_parse_urlencode(playersettings_0)
+
+            # /api/live/list
+            livelist_1 = {'include_actions_p': 1, 'showDescriptions': 0, 'source': 'site', 'photo_id': photo_id, 'autoPlay': 1, 'upcoming_p': 1, 'ordering': 'streaming', 'player_id': 0}
+            livelist_1_param = '/api/live/list?' + compat_urllib_parse_urlencode(livelist_1)
+
+            # /api/photo/list
+            photolist_2 = {'size': 10, 'include_actions_p': 1, 'showDescriptions': 0, 'source': 'site', 'photo_id': photo_id, 'autoPlay': 1, 'player_id': 0}
+            photolist_2_param = '/api/photo/list?' + compat_urllib_parse_urlencode(photolist_2)
+
+            new_query = {'format': 'json', 'callback': 'test', 'playersettings_0': playersettings_0_param, 'livelist_1': livelist_1_param, 'photolist_2': photolist_2_param}
+            photolist_result = self._download_json(
+                base_url + '/api/concatenate',
+                photo_id,
+                query=new_query,
+                transform_source=lambda s: self._search_regex(r'(?s)({.+})', s, 'photolist_2')
+            )["photolist_2"]
+
+            if "photos" in photolist_result:
+                for photo in photolist_result['photos']:
+                    if photo['photo_id'] == photo_id:
+                        return photo['protection_method'] == 'geoblocking'
+
+            return False
+
+        def get_video_query():
+            if is_geo_blocked():
+                token = self._download_json(
+                    base_url + '/api/protection/verify',
+                    photo_id,
+                    query={'protection_method': 'geoblocking', 'object_id': photo_id, 'object_type': 'photo', 'format': 'json', 'callback': 'visualplatform_1'},
+                    transform_source=lambda s: self._search_regex(r'(?s)({.+})', s, 'protectedtoken'))['protectedtoken']['protected_token']
+
+                return {'format': 'json', 'token': token}
+            else:
+                return {'format': 'json'}
+
+        video_query = get_video_query()
         photo_data = self._download_json(
-            base_url + '/api/photo/list?' + query, photo_id, query={
-                'format': 'json',
-            }, transform_source=lambda s: self._search_regex(r'(?s)({.+})', s, 'photo data'))['photo']
-        title = photo_data['title']
+            base_url + '/api/photo/list?' + query, photo_id,
+            query=video_query,
+            transform_source=lambda s: self._search_regex(r'(?s)({.+})', s, 'photo data'))['photo']
 
+        title = photo_data['title']
         formats = []
 
         audio_path = photo_data.get('audio_download')