diff --git a/youtube_dl/extractor/esix.py b/youtube_dl/extractor/esix.py
new file mode 100644
index 000000000..18a5b3255
--- /dev/null
+++ b/youtube_dl/extractor/esix.py
@@ -0,0 +1,38 @@
+# coding: utf-8
+from __future__ import unicode_literals
+
+from .common import InfoExtractor
+from ..utils import ExtractorError
+
+
+class esixIE(InfoExtractor):
+    _VALID_URL = r'https?://(?:www\.)?(?:e621|e926).net/posts/(?P<id>[0-9]+)'
+    _TEST = {
+        'url': 'https://e621.net/posts/2429748',
+        'md5': 'f2b2773d3de744141ed999af74b73391',
+        'info_dict': {
+            'id': '2429748',
+            'ext': 'webm',
+            'title': '0bfc03a8b40f6e4bff3df2c376b14f37',
+            'thumbnail': 'https://static1.e621.net/data/sample/0b/fc/0bfc03a8b40f6e4bff3df2c376b14f37.jpg',
+            'description': 'From source:\r\n[quote]\r\nPorter Robinson - Something Comforting \r\nhttps://youtu.be/-C-2AqRD8io\r\n\r\nCollaboration with Porter Robinson.\r\nポーター・ロビンソンとのオフィシャルコラボです。\r\n\r\n------------------------------------\r\n\r\n■ブルーハムハムとは？\r\n音を食べて生きている\"宇宙ハムスター\"。不運なことに地球旅行の途中で迷子になり、地球人に拾われる。人間社会のさまざまな音を食べて、その美味しさに驚愕。地球上のいろんな音楽を味わうことが夢になった。\r\n\r\nTwitter：https://twitter.com/THEBLUEHAMHAM\r\nInstagram：https://www.instagram.com/thebluehamham/\r\n[/quote]'
+        }
+    }
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        post = self._download_json(url + '.json', video_id).get('post')
+        fmts = ['webm', 'mp4']
+        ext = post.get('file').get('ext')
+
+        if ext not in fmts:
+            raise ExtractorError('Specified post is not a video', expected=True)
+
+        return {
+            'id': video_id,
+            'title': post.get('file').get('md5'),
+            'url': post.get('file').get('url'),
+            'ext': ext,
+            'thumbnail': post.get('sample').get('url'),
+            'description': post.get('description')
+        }
diff --git a/youtube_dl/extractor/extractors.py b/youtube_dl/extractor/extractors.py
index ae7079a6a..ca60fad92 100644
--- a/youtube_dl/extractor/extractors.py
+++ b/youtube_dl/extractor/extractors.py
@@ -320,6 +320,7 @@ from .engadget import EngadgetIE
 from .eporner import EpornerIE
 from .eroprofile import EroProfileIE
 from .escapist import EscapistIE
+from .esix import esixIE
 from .espn import (
     ESPNIE,
     ESPNArticleIE,