diff --git a/gallery_dl/extractor/hitomi.py b/gallery_dl/extractor/hitomi.py
index c112465f..e4f18b38 100644
--- a/gallery_dl/extractor/hitomi.py
+++ b/gallery_dl/extractor/hitomi.py
@@ -21,7 +21,7 @@ class HitomiGalleryExtractor(GalleryExtractor):
     test = (
         ("https://hitomi.la/galleries/867789.html", {
             "url": "cb759868d090fe0e2655c3e29ebf146054322b6d",
-            "keyword": "067b5d9b9c0f98530cd5dd2444e0f5a5b4b00d38",
+            "keyword": "d097a8db8e810045131b4510c41714004f9eff3a",
         }),
         ("https://hitomi.la/galleries/1036181.html", {
             # "aa" subdomain for gallery-id ending in 1 (#142)
diff --git a/gallery_dl/extractor/instagram.py b/gallery_dl/extractor/instagram.py
index c4a3c0a0..41eb3ea3 100644
--- a/gallery_dl/extractor/instagram.py
+++ b/gallery_dl/extractor/instagram.py
@@ -8,11 +8,10 @@
 
 """Extract images from https://www.instagram.com/"""
 
-import hashlib
-import json
 from .common import Extractor, Message
 from .. import text, exception
 from ..cache import cache
+import json
 
 
 class InstagramExtractor(Extractor):
@@ -209,7 +208,7 @@ class InstagramExtractor(Extractor):
                 'node_id': 'id',
                 'edge_to_medias': 'edge_owner_to_timeline_media',
                 'variables_id': 'id',
-                'query_hash': '66eb9403e44cc12e5b5ecda48b667d41',
+                'query_hash': 'f2405b236d85e8296cf30347c9f08c2a',
             },
             'ProfileChannelPage': {
                 'page': 'ProfilePage',
@@ -225,13 +224,14 @@ class InstagramExtractor(Extractor):
                 'node_id': 'name',
                 'edge_to_medias': 'edge_hashtag_to_media',
                 'variables_id': 'tag_name',
-                'query_hash': 'f92f56d47dc7a55b606908374b43a314',
+                'query_hash': 'f12c9ec5e46a3173b2969c712ad84744',
             },
         }
 
         page = self.request(url).text
         shared_data = self._extract_shared_data(page)
         psdf = shared_data_fields[page_type]
+        csrf = shared_data["config"]["csrf_token"]
 
         while True:
             # Deal with different structure of pages: the first page
@@ -263,7 +263,8 @@ class InstagramExtractor(Extractor):
             )
             headers = {
                 "X-Requested-With": "XMLHttpRequest",
-                "X-Instagram-GIS": hashlib.md5(variables.encode()).hexdigest(),
+                "X-CSRFToken": csrf,
+                "X-IG-App-ID": "936619743392459",
             }
             url = '{}/graphql/query/?query_hash={}&variables={}'.format(
                 self.root,
@@ -379,8 +380,8 @@ class InstagramUserExtractor(InstagramExtractor):
                r"/(?!p/|explore/|directory/|accounts/|stories/|tv/)"
                r"([^/?&#]+)/?$")
     test = ("https://www.instagram.com/instagram/", {
-        "range": "1-12",
-        "count": ">= 12",
+        "range": "1-16",
+        "count": ">= 16",
     })
 
     def __init__(self, match):
@@ -399,8 +400,8 @@ class InstagramChannelExtractor(InstagramExtractor):
                r"/(?!p/|explore/|directory/|accounts/|stories/|tv/)"
                r"([^/?&#]+)/channel")
     test = ("https://www.instagram.com/instagram/channel/", {
-        "range": "1-12",
-        "count": ">= 12",
+        "range": "1-16",
+        "count": ">= 16",
     })
 
     def __init__(self, match):
@@ -419,8 +420,8 @@ class InstagramTagExtractor(InstagramExtractor):
     pattern = (r"(?:https?://)?(?:www\.)?instagram\.com"
                r"/explore/tags/([^/?&#]+)")
     test = ("https://www.instagram.com/explore/tags/instagram/", {
-        "range": "1-12",
-        "count": ">= 12",
+        "range": "1-16",
+        "count": ">= 16",
     })
 
     def __init__(self, match):
diff --git a/gallery_dl/extractor/newgrounds.py b/gallery_dl/extractor/newgrounds.py
index 282c3890..1ca10732 100644
--- a/gallery_dl/extractor/newgrounds.py
+++ b/gallery_dl/extractor/newgrounds.py
@@ -93,7 +93,7 @@ class NewgroundsUserExtractor(NewgroundsExtractor):
     test = (
         ("https://blitzwuff.newgrounds.com/art", {
             "url": "24b19c4a135a09889fac7b46a74e427e4308d02b",
-            "keyword": "98566e0c8096a8099b8d71962fea7e31c8b098d4",
+            "keyword": "62981f7bdd66e1f1c72ab1d9b932423c156bc9a1",
         }),
         ("https://blitzwuff.newgrounds.com/"),
     )