diff --git a/removed_sites.json b/removed_sites.json
index 0e6a9730..0c854afd 100644
--- a/removed_sites.json
+++ b/removed_sites.json
@@ -557,6 +557,21 @@
     "urlMain": "https://www.alltrails.com/",
     "username_claimed": "blue",
     "username_unclaimed": "noonewouldeverusethis"
+  },
+  "Cent": {
+    "errorMsg": "<title>Cent</title>",
+    "errorType": "message",
+    "url": "https://beta.cent.co/@{}",
+    "urlMain": "https://cent.co/",
+    "username_claimed": "blue",
+    "username_unclaimed": "noonewouldeverusethis7"
+  },
+  "Anobii": {
+    "errorType": "response_url",
+    "url": "https://www.anobii.com/{}/profile",
+    "urlMain": "https://www.anobii.com/",
+    "username_claimed": "blue",
+    "username_unclaimed": "noonewouldeverusethis7"
   }
 }
 
diff --git a/removed_sites.md b/removed_sites.md
index a9706de1..097e5d3b 100644
--- a/removed_sites.md
+++ b/removed_sites.md
@@ -1096,3 +1096,32 @@ As of 2021-06-27, AllTrails has a chapta which prevents us from checking for use
     "username_unclaimed": "noonewouldeverusethis"
   }
 ```
+
+## Cent
+
+As of 2021-06-27, there is not way of checking if a username exists on Cent
+
+```
+  "Cent": {
+    "errorMsg": "<title>Cent</title>",
+    "errorType": "message",
+    "url": "https://beta.cent.co/@{}",
+    "urlMain": "https://cent.co/",
+    "username_claimed": "blue",
+    "username_unclaimed": "noonewouldeverusethis7"
+  },
+```
+
+## Anobii
+
+As of 2021-06-27, Anobii returns false positives and there is no stable way of checking usernames.
+```
+
+  "Anobii": {
+    "errorType": "response_url",
+    "url": "https://www.anobii.com/{}/profile",
+    "urlMain": "https://www.anobii.com/",
+    "username_claimed": "blue",
+    "username_unclaimed": "noonewouldeverusethis7"
+  }
+```
diff --git a/sherlock/resources/data.json b/sherlock/resources/data.json
index 1a81c345..f293a78f 100644
--- a/sherlock/resources/data.json
+++ b/sherlock/resources/data.json
@@ -50,21 +50,6 @@
     "username_claimed": "julian",
     "username_unclaimed": "noonewouldeverusethis"
   },
-  "AllTrails": {
-    "errorMsg": "class=\"home index\"",
-    "errorType": "message",
-    "url": "https://www.alltrails.com/members/{}",
-    "urlMain": "https://www.alltrails.com/",
-    "username_claimed": "blue",
-    "username_unclaimed": "noonewouldeverusethis"
-  },
-  "Anobii": {
-    "errorType": "response_url",
-    "url": "https://www.anobii.com/{}/profile",
-    "urlMain": "https://www.anobii.com/",
-    "username_claimed": "blue",
-    "username_unclaimed": "noonewouldeverusethis7"
-  },
   "Apple Discussions": {
     "errorMsg": "The page you tried was not found. You may have used an outdated link or may have typed the address (URL) incorrectly.",
     "errorType": "message",
@@ -262,14 +247,6 @@
     "username_claimed": "blue",
     "username_unclaimed": "noonewouldeverusethis7"
   },
-  "Cent": {
-    "errorMsg": "<title>Cent</title>",
-    "errorType": "message",
-    "url": "https://beta.cent.co/@{}",
-    "urlMain": "https://cent.co/",
-    "username_claimed": "blue",
-    "username_unclaimed": "noonewouldeverusethis7"
-  },
   "Championat": {
     "errorType": "status_code",
     "url": "https://www.championat.com/user/{}",