diff --git a/api_tests/package.json b/api_tests/package.json
index 92e00b81b..17ac9f7be 100644
--- a/api_tests/package.json
+++ b/api_tests/package.json
@@ -9,14 +9,19 @@
   "scripts": {
     "lint": "tsc --noEmit && eslint --report-unused-disable-directives --ext .js,.ts,.tsx src && prettier --check 'src/**/*.ts'",
     "fix": "prettier --write src && eslint --fix src",
-    "api-test": "jest -i follow.spec.ts && jest -i post.spec.ts && jest -i comment.spec.ts && jest -i private_message.spec.ts && jest -i user.spec.ts && jest -i community.spec.ts"
+    "api-test": "jest -i follow.spec.ts && jest -i post.spec.ts && jest -i comment.spec.ts && jest -i private_message.spec.ts && jest -i user.spec.ts && jest -i community.spec.ts",
+    "api-test-comment": "jest -i comment.spec.ts",
+    "api-test-post": "jest -i post.spec.ts",
+    "api-test-user": "jest -i user.spec.ts",
+    "api-test-community": "jest -i community.spec.ts",
+    "api-test-private-message": "jest -i private_message.spec.ts"
   },
   "devDependencies": {
-    "@types/jest": "^29.5.6",
-    "@types/node": "^20.8.7",
-    "@typescript-eslint/eslint-plugin": "^6.8.0",
-    "@typescript-eslint/parser": "^6.8.0",
-    "eslint": "^8.52.0",
+    "@types/jest": "^29.5.8",
+    "@types/node": "^20.9.0",
+    "@typescript-eslint/eslint-plugin": "^6.10.0",
+    "@typescript-eslint/parser": "^6.10.0",
+    "eslint": "^8.53.0",
     "eslint-plugin-prettier": "^5.0.1",
     "jest": "^29.5.0",
     "lemmy-js-client": "0.19.0-rc.12",
diff --git a/api_tests/src/comment.spec.ts b/api_tests/src/comment.spec.ts
index 6522a472e..951641d78 100644
--- a/api_tests/src/comment.spec.ts
+++ b/api_tests/src/comment.spec.ts
@@ -35,9 +35,10 @@ import {
   waitForPost,
   alphaUrl,
   followCommunity,
+  blockCommunity,
+  delay,
 } from "./shared";
-import { CommentView } from "lemmy-js-client/dist/types/CommentView";
-import { CommunityView } from "lemmy-js-client";
+import { CommentView, CommunityView } from "lemmy-js-client";
 import { LemmyHttp } from "lemmy-js-client";
 
 let betaCommunity: CommunityView | undefined;
@@ -740,3 +741,47 @@ test("Report a comment", async () => {
   );
   expect(betaReport.reason).toBe(alphaReport.reason);
 });
+
+test("Dont send a comment reply to a blocked community", async () => {
+  let newCommunity = await createCommunity(beta);
+  let newCommunityId = newCommunity.community_view.community.id;
+
+  // Create a post on beta
+  let betaPost = await createPost(beta, newCommunityId);
+
+  let alphaPost = (await resolvePost(alpha, betaPost.post_view.post))!.post;
+  if (!alphaPost) {
+    throw "unable to locate post on alpha";
+  }
+
+  // Check beta's inbox count
+  let unreadCount = await getUnreadCount(beta);
+  expect(unreadCount.replies).toBe(1);
+
+  // Beta blocks the new beta community
+  let blockRes = await blockCommunity(beta, newCommunityId, true);
+  expect(blockRes.blocked).toBe(true);
+  delay();
+
+  // Alpha creates a comment
+  let commentRes = await createComment(alpha, alphaPost.post.id);
+  expect(commentRes.comment_view.comment.content).toBeDefined();
+  let alphaComment = await resolveComment(
+    beta,
+    commentRes.comment_view.comment,
+  );
+  if (!alphaComment) {
+    throw "Missing alpha comment before block";
+  }
+
+  // Check beta's inbox count, make sure it stays the same
+  unreadCount = await getUnreadCount(beta);
+  expect(unreadCount.replies).toBe(1);
+
+  let replies = await getReplies(beta);
+  expect(replies.replies.length).toBe(1);
+
+  // Unblock the community
+  blockRes = await blockCommunity(beta, newCommunityId, false);
+  expect(blockRes.blocked).toBe(false);
+});
diff --git a/api_tests/src/shared.ts b/api_tests/src/shared.ts
index e4dabb1d4..8d1a4744c 100644
--- a/api_tests/src/shared.ts
+++ b/api_tests/src/shared.ts
@@ -1,6 +1,9 @@
 import {
+  BlockCommunity,
+  BlockCommunityResponse,
   BlockInstance,
   BlockInstanceResponse,
+  CommunityId,
   GetReplies,
   GetRepliesResponse,
   GetUnreadCountResponse,
@@ -796,6 +799,18 @@ export function blockInstance(
   return api.blockInstance(form);
 }
 
+export function blockCommunity(
+  api: LemmyHttp,
+  community_id: CommunityId,
+  block: boolean,
+): Promise<BlockCommunityResponse> {
+  let form: BlockCommunity = {
+    community_id,
+    block,
+  };
+  return api.blockCommunity(form);
+}
+
 export function delay(millis = 500) {
   return new Promise(resolve => setTimeout(resolve, millis));
 }
diff --git a/api_tests/yarn.lock b/api_tests/yarn.lock
index ca73cf9fc..d00a78380 100644
--- a/api_tests/yarn.lock
+++ b/api_tests/yarn.lock
@@ -314,10 +314,10 @@
   resolved "https://registry.yarnpkg.com/@eslint-community/regexpp/-/regexpp-4.9.1.tgz#449dfa81a57a1d755b09aa58d826c1262e4283b4"
   integrity sha512-Y27x+MBLjXa+0JWDhykM3+JE+il3kHKAEqabfEWq3SDhZjLYb6/BHL/JKFnH3fe207JaXkyDo685Oc2Glt6ifA==
 
-"@eslint/eslintrc@^2.1.2":
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/@eslint/eslintrc/-/eslintrc-2.1.2.tgz#c6936b4b328c64496692f76944e755738be62396"
-  integrity sha512-+wvgpDsrB1YqAMdEUCcnTlpfVBH7Vqn6A/NT3D8WVXFIaKMlErPIZT3oCIAVCOtarRpMtelZLqJeU3t7WY6X6g==
+"@eslint/eslintrc@^2.1.3":
+  version "2.1.3"
+  resolved "https://registry.yarnpkg.com/@eslint/eslintrc/-/eslintrc-2.1.3.tgz#797470a75fe0fbd5a53350ee715e85e87baff22d"
+  integrity sha512-yZzuIG+jnVu6hNSzFEN07e8BxF3uAzYtQb6uDkaYZLo6oYZDCq454c5kB8zxnzfCYyP4MIuyBn10L0DqwujTmA==
   dependencies:
     ajv "^6.12.4"
     debug "^4.3.2"
@@ -329,10 +329,10 @@
     minimatch "^3.1.2"
     strip-json-comments "^3.1.1"
 
-"@eslint/js@8.52.0":
-  version "8.52.0"
-  resolved "https://registry.yarnpkg.com/@eslint/js/-/js-8.52.0.tgz#78fe5f117840f69dc4a353adf9b9cd926353378c"
-  integrity sha512-mjZVbpaeMZludF2fsWLD0Z9gCref1Tk4i9+wddjRvpUNqqcndPkBD09N/Mapey0b3jaXbLm2kICwFv2E64QinA==
+"@eslint/js@8.53.0":
+  version "8.53.0"
+  resolved "https://registry.yarnpkg.com/@eslint/js/-/js-8.53.0.tgz#bea56f2ed2b5baea164348ff4d5a879f6f81f20d"
+  integrity sha512-Kn7K8dx/5U6+cT1yEhpX1w4PCSg0M+XyRILPgvwcEBjerFWCwQj5sbr3/VmxqV0JGHCBCzyd6LxypEuehypY1w==
 
 "@humanwhocodes/config-array@^0.11.13":
   version "0.11.13"
@@ -704,10 +704,10 @@
   dependencies:
     "@types/istanbul-lib-report" "*"
 
-"@types/jest@^29.5.6":
-  version "29.5.6"
-  resolved "https://registry.yarnpkg.com/@types/jest/-/jest-29.5.6.tgz#f4cf7ef1b5b0bfc1aa744e41b24d9cc52533130b"
-  integrity sha512-/t9NnzkOpXb4Nfvg17ieHE6EeSjDS2SGSpNYfoLbUAeL/EOueU/RSdOWFpfQTXBEM7BguYW1XQ0EbM+6RlIh6w==
+"@types/jest@^29.5.8":
+  version "29.5.8"
+  resolved "https://registry.yarnpkg.com/@types/jest/-/jest-29.5.8.tgz#ed5c256fe2bc7c38b1915ee5ef1ff24a3427e120"
+  integrity sha512-fXEFTxMV2Co8ZF5aYFJv+YeA08RTYJfhtN5c9JSv/mFEMe+xxjufCb+PHL+bJcMs/ebPUsBu+UNTEz+ydXrR6g==
   dependencies:
     expect "^29.0.0"
     pretty-format "^29.0.0"
@@ -722,12 +722,12 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-20.8.0.tgz#10ddf0119cf20028781c06d7115562934e53f745"
   integrity sha512-LzcWltT83s1bthcvjBmiBvGJiiUe84NWRHkw+ZV6Fr41z2FbIzvc815dk2nQ3RAKMuN2fkenM/z3Xv2QzEpYxQ==
 
-"@types/node@^20.8.7":
-  version "20.8.7"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-20.8.7.tgz#ad23827850843de973096edfc5abc9e922492a25"
-  integrity sha512-21TKHHh3eUHIi2MloeptJWALuCu5H7HQTdTrWIFReA8ad+aggoX+lRes3ex7/FtpC+sVUpFMQ+QTfYr74mruiQ==
+"@types/node@^20.9.0":
+  version "20.9.0"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-20.9.0.tgz#bfcdc230583aeb891cf51e73cfdaacdd8deae298"
+  integrity sha512-nekiGu2NDb1BcVofVcEKMIwzlx4NjHlcjhoxxKBNLtz15Y1z7MYf549DFvkHSId02Ax6kGwWntIBPC3l/JZcmw==
   dependencies:
-    undici-types "~5.25.1"
+    undici-types "~5.26.4"
 
 "@types/semver@^7.5.0":
   version "7.5.3"
@@ -751,16 +751,16 @@
   dependencies:
     "@types/yargs-parser" "*"
 
-"@typescript-eslint/eslint-plugin@^6.8.0":
-  version "6.8.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/eslint-plugin/-/eslint-plugin-6.8.0.tgz#06abe4265e7c82f20ade2dcc0e3403c32d4f148b"
-  integrity sha512-GosF4238Tkes2SHPQ1i8f6rMtG6zlKwMEB0abqSJ3Npvos+doIlc/ATG+vX1G9coDF3Ex78zM3heXHLyWEwLUw==
+"@typescript-eslint/eslint-plugin@^6.10.0":
+  version "6.10.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/eslint-plugin/-/eslint-plugin-6.10.0.tgz#cfe2bd34e26d2289212946b96ab19dcad64b661a"
+  integrity sha512-uoLj4g2OTL8rfUQVx2AFO1hp/zja1wABJq77P6IclQs6I/m9GLrm7jCdgzZkvWdDCQf1uEvoa8s8CupsgWQgVg==
   dependencies:
     "@eslint-community/regexpp" "^4.5.1"
-    "@typescript-eslint/scope-manager" "6.8.0"
-    "@typescript-eslint/type-utils" "6.8.0"
-    "@typescript-eslint/utils" "6.8.0"
-    "@typescript-eslint/visitor-keys" "6.8.0"
+    "@typescript-eslint/scope-manager" "6.10.0"
+    "@typescript-eslint/type-utils" "6.10.0"
+    "@typescript-eslint/utils" "6.10.0"
+    "@typescript-eslint/visitor-keys" "6.10.0"
     debug "^4.3.4"
     graphemer "^1.4.0"
     ignore "^5.2.4"
@@ -768,72 +768,72 @@
     semver "^7.5.4"
     ts-api-utils "^1.0.1"
 
-"@typescript-eslint/parser@^6.8.0":
-  version "6.8.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/parser/-/parser-6.8.0.tgz#bb2a969d583db242f1ee64467542f8b05c2e28cb"
-  integrity sha512-5tNs6Bw0j6BdWuP8Fx+VH4G9fEPDxnVI7yH1IAPkQH5RUtvKwRoqdecAPdQXv4rSOADAaz1LFBZvZG7VbXivSg==
+"@typescript-eslint/parser@^6.10.0":
+  version "6.10.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/parser/-/parser-6.10.0.tgz#578af79ae7273193b0b6b61a742a2bc8e02f875a"
+  integrity sha512-+sZwIj+s+io9ozSxIWbNB5873OSdfeBEH/FR0re14WLI6BaKuSOnnwCJ2foUiu8uXf4dRp1UqHP0vrZ1zXGrog==
   dependencies:
-    "@typescript-eslint/scope-manager" "6.8.0"
-    "@typescript-eslint/types" "6.8.0"
-    "@typescript-eslint/typescript-estree" "6.8.0"
-    "@typescript-eslint/visitor-keys" "6.8.0"
+    "@typescript-eslint/scope-manager" "6.10.0"
+    "@typescript-eslint/types" "6.10.0"
+    "@typescript-eslint/typescript-estree" "6.10.0"
+    "@typescript-eslint/visitor-keys" "6.10.0"
     debug "^4.3.4"
 
-"@typescript-eslint/scope-manager@6.8.0":
-  version "6.8.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/scope-manager/-/scope-manager-6.8.0.tgz#5cac7977385cde068ab30686889dd59879811efd"
-  integrity sha512-xe0HNBVwCph7rak+ZHcFD6A+q50SMsFwcmfdjs9Kz4qDh5hWhaPhFjRs/SODEhroBI5Ruyvyz9LfwUJ624O40g==
+"@typescript-eslint/scope-manager@6.10.0":
+  version "6.10.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/scope-manager/-/scope-manager-6.10.0.tgz#b0276118b13d16f72809e3cecc86a72c93708540"
+  integrity sha512-TN/plV7dzqqC2iPNf1KrxozDgZs53Gfgg5ZHyw8erd6jd5Ta/JIEcdCheXFt9b1NYb93a1wmIIVW/2gLkombDg==
   dependencies:
-    "@typescript-eslint/types" "6.8.0"
-    "@typescript-eslint/visitor-keys" "6.8.0"
+    "@typescript-eslint/types" "6.10.0"
+    "@typescript-eslint/visitor-keys" "6.10.0"
 
-"@typescript-eslint/type-utils@6.8.0":
-  version "6.8.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/type-utils/-/type-utils-6.8.0.tgz#50365e44918ca0fd159844b5d6ea96789731e11f"
-  integrity sha512-RYOJdlkTJIXW7GSldUIHqc/Hkto8E+fZN96dMIFhuTJcQwdRoGN2rEWA8U6oXbLo0qufH7NPElUb+MceHtz54g==
+"@typescript-eslint/type-utils@6.10.0":
+  version "6.10.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/type-utils/-/type-utils-6.10.0.tgz#1007faede067c78bdbcef2e8abb31437e163e2e1"
+  integrity sha512-wYpPs3hgTFblMYwbYWPT3eZtaDOjbLyIYuqpwuLBBqhLiuvJ+9sEp2gNRJEtR5N/c9G1uTtQQL5AhV0fEPJYcg==
   dependencies:
-    "@typescript-eslint/typescript-estree" "6.8.0"
-    "@typescript-eslint/utils" "6.8.0"
+    "@typescript-eslint/typescript-estree" "6.10.0"
+    "@typescript-eslint/utils" "6.10.0"
     debug "^4.3.4"
     ts-api-utils "^1.0.1"
 
-"@typescript-eslint/types@6.8.0":
-  version "6.8.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/types/-/types-6.8.0.tgz#1ab5d4fe1d613e3f65f6684026ade6b94f7e3ded"
-  integrity sha512-p5qOxSum7W3k+llc7owEStXlGmSl8FcGvhYt8Vjy7FqEnmkCVlM3P57XQEGj58oqaBWDQXbJDZxwUWMS/EAPNQ==
+"@typescript-eslint/types@6.10.0":
+  version "6.10.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/types/-/types-6.10.0.tgz#f4f0a84aeb2ac546f21a66c6e0da92420e921367"
+  integrity sha512-36Fq1PWh9dusgo3vH7qmQAj5/AZqARky1Wi6WpINxB6SkQdY5vQoT2/7rW7uBIsPDcvvGCLi4r10p0OJ7ITAeg==
 
-"@typescript-eslint/typescript-estree@6.8.0":
-  version "6.8.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-6.8.0.tgz#9565f15e0cd12f55cf5aa0dfb130a6cb0d436ba1"
-  integrity sha512-ISgV0lQ8XgW+mvv5My/+iTUdRmGspducmQcDw5JxznasXNnZn3SKNrTRuMsEXv+V/O+Lw9AGcQCfVaOPCAk/Zg==
+"@typescript-eslint/typescript-estree@6.10.0":
+  version "6.10.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/typescript-estree/-/typescript-estree-6.10.0.tgz#667381eed6f723a1a8ad7590a31f312e31e07697"
+  integrity sha512-ek0Eyuy6P15LJVeghbWhSrBCj/vJpPXXR+EpaRZqou7achUWL8IdYnMSC5WHAeTWswYQuP2hAZgij/bC9fanBg==
   dependencies:
-    "@typescript-eslint/types" "6.8.0"
-    "@typescript-eslint/visitor-keys" "6.8.0"
+    "@typescript-eslint/types" "6.10.0"
+    "@typescript-eslint/visitor-keys" "6.10.0"
     debug "^4.3.4"
     globby "^11.1.0"
     is-glob "^4.0.3"
     semver "^7.5.4"
     ts-api-utils "^1.0.1"
 
-"@typescript-eslint/utils@6.8.0":
-  version "6.8.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/utils/-/utils-6.8.0.tgz#d42939c2074c6b59844d0982ce26a51d136c4029"
-  integrity sha512-dKs1itdE2qFG4jr0dlYLQVppqTE+Itt7GmIf/vX6CSvsW+3ov8PbWauVKyyfNngokhIO9sKZeRGCUo1+N7U98Q==
+"@typescript-eslint/utils@6.10.0":
+  version "6.10.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/utils/-/utils-6.10.0.tgz#4d76062d94413c30e402c9b0df8c14aef8d77336"
+  integrity sha512-v+pJ1/RcVyRc0o4wAGux9x42RHmAjIGzPRo538Z8M1tVx6HOnoQBCX/NoadHQlZeC+QO2yr4nNSFWOoraZCAyg==
   dependencies:
     "@eslint-community/eslint-utils" "^4.4.0"
     "@types/json-schema" "^7.0.12"
     "@types/semver" "^7.5.0"
-    "@typescript-eslint/scope-manager" "6.8.0"
-    "@typescript-eslint/types" "6.8.0"
-    "@typescript-eslint/typescript-estree" "6.8.0"
+    "@typescript-eslint/scope-manager" "6.10.0"
+    "@typescript-eslint/types" "6.10.0"
+    "@typescript-eslint/typescript-estree" "6.10.0"
     semver "^7.5.4"
 
-"@typescript-eslint/visitor-keys@6.8.0":
-  version "6.8.0"
-  resolved "https://registry.yarnpkg.com/@typescript-eslint/visitor-keys/-/visitor-keys-6.8.0.tgz#cffebed56ae99c45eba901c378a6447b06be58b8"
-  integrity sha512-oqAnbA7c+pgOhW2OhGvxm0t1BULX5peQI/rLsNDpGM78EebV3C9IGbX5HNZabuZ6UQrYveCLjKo8Iy/lLlBkkg==
+"@typescript-eslint/visitor-keys@6.10.0":
+  version "6.10.0"
+  resolved "https://registry.yarnpkg.com/@typescript-eslint/visitor-keys/-/visitor-keys-6.10.0.tgz#b9eaf855a1ac7e95633ae1073af43d451e8f84e3"
+  integrity sha512-xMGluxQIEtOM7bqFCo+rCMh5fqI+ZxV5RUUOa29iVPz1OgCZrtc7rFnz5cLUazlkPKYqX+75iuDq7m0HQ48nCg==
   dependencies:
-    "@typescript-eslint/types" "6.8.0"
+    "@typescript-eslint/types" "6.10.0"
     eslint-visitor-keys "^3.4.1"
 
 "@ungap/structured-clone@^1.2.0":
@@ -1333,15 +1333,15 @@ eslint-visitor-keys@^3.3.0, eslint-visitor-keys@^3.4.1, eslint-visitor-keys@^3.4
   resolved "https://registry.yarnpkg.com/eslint-visitor-keys/-/eslint-visitor-keys-3.4.3.tgz#0cd72fe8550e3c2eae156a96a4dddcd1c8ac5800"
   integrity sha512-wpc+LXeiyiisxPlEkUzU6svyS1frIO3Mgxj1fdy7Pm8Ygzguax2N3Fa/D/ag1WqbOprdI+uY6wMUl8/a2G+iag==
 
-eslint@^8.52.0:
-  version "8.52.0"
-  resolved "https://registry.yarnpkg.com/eslint/-/eslint-8.52.0.tgz#d0cd4a1fac06427a61ef9242b9353f36ea7062fc"
-  integrity sha512-zh/JHnaixqHZsolRB/w9/02akBk9EPrOs9JwcTP2ek7yL5bVvXuRariiaAjjoJ5DvuwQ1WAE/HsMz+w17YgBCg==
+eslint@^8.53.0:
+  version "8.53.0"
+  resolved "https://registry.yarnpkg.com/eslint/-/eslint-8.53.0.tgz#14f2c8244298fcae1f46945459577413ba2697ce"
+  integrity sha512-N4VuiPjXDUa4xVeV/GC/RV3hQW9Nw+Y463lkWaKKXKYMvmRiRDAtfpuPFLN+E1/6ZhyR8J2ig+eVREnYgUsiag==
   dependencies:
     "@eslint-community/eslint-utils" "^4.2.0"
     "@eslint-community/regexpp" "^4.6.1"
-    "@eslint/eslintrc" "^2.1.2"
-    "@eslint/js" "8.52.0"
+    "@eslint/eslintrc" "^2.1.3"
+    "@eslint/js" "8.53.0"
     "@humanwhocodes/config-array" "^0.11.13"
     "@humanwhocodes/module-importer" "^1.0.1"
     "@nodelib/fs.walk" "^1.2.8"
@@ -2952,10 +2952,10 @@ typescript@^5.0.4:
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-5.2.2.tgz#5ebb5e5a5b75f085f22bc3f8460fba308310fa78"
   integrity sha512-mI4WrpHsbCIcwT9cF4FZvr80QUeKvsUsUvKDoR+X/7XHQH98xYD8YHZg7ANtz2GtZt/CBq2QJ0thkGJMHfqc1w==
 
-undici-types@~5.25.1:
-  version "5.25.3"
-  resolved "https://registry.yarnpkg.com/undici-types/-/undici-types-5.25.3.tgz#e044115914c85f0bcbb229f346ab739f064998c3"
-  integrity sha512-Ga1jfYwRn7+cP9v8auvEXN1rX3sWqlayd4HP7OKk4mZWylEmu3KzXDUGrQUN6Ol7qo1gPvB2e5gX6udnyEPgdA==
+undici-types@~5.26.4:
+  version "5.26.5"
+  resolved "https://registry.yarnpkg.com/undici-types/-/undici-types-5.26.5.tgz#bcd539893d00b56e964fd2657a4866b221a65617"
+  integrity sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==
 
 untildify@^4.0.0:
   version "4.0.0"
diff --git a/crates/api_common/src/build_response.rs b/crates/api_common/src/build_response.rs
index a85e29765..5ca819334 100644
--- a/crates/api_common/src/build_response.rs
+++ b/crates/api_common/src/build_response.rs
@@ -3,7 +3,12 @@ use crate::{
   community::CommunityResponse,
   context::LemmyContext,
   post::PostResponse,
-  utils::{check_person_block, get_interface_language, is_mod_or_admin, send_email_to_user},
+  utils::{
+    check_person_instance_community_block,
+    get_interface_language,
+    is_mod_or_admin,
+    send_email_to_user,
+  },
 };
 use actix_web::web::Json;
 use lemmy_db_schema::{
@@ -95,6 +100,8 @@ pub async fn send_local_notifs(
   let mut recipient_ids = Vec::new();
   let inbox_link = format!("{}/inbox", context.settings().get_protocol_and_hostname());
 
+  let community_id = post.community_id;
+
   // Send the local mentions
   for mention in mentions
     .iter()
@@ -142,13 +149,18 @@ pub async fn send_local_notifs(
     // Get the parent commenter local_user
     let parent_creator_id = parent_comment.creator_id;
 
-    // Only add to recipients if that person isn't blocked
-    let creator_blocked = check_person_block(person.id, parent_creator_id, &mut context.pool())
-      .await
-      .is_err();
+    let check_blocks = check_person_instance_community_block(
+      person.id,
+      parent_creator_id,
+      person.instance_id,
+      community_id,
+      &mut context.pool(),
+    )
+    .await
+    .is_err();
 
     // Don't send a notif to yourself
-    if parent_comment.creator_id != person.id && !creator_blocked {
+    if parent_comment.creator_id != person.id && !check_blocks {
       let user_view = LocalUserView::read_person(&mut context.pool(), parent_creator_id).await;
       if let Ok(parent_user_view) = user_view {
         recipient_ids.push(parent_user_view.local_user.id);
@@ -179,13 +191,17 @@ pub async fn send_local_notifs(
       }
     }
   } else {
-    // If there's no parent, its the post creator
-    // Only add to recipients if that person isn't blocked
-    let creator_blocked = check_person_block(person.id, post.creator_id, &mut context.pool())
-      .await
-      .is_err();
+    let check_blocks = check_person_instance_community_block(
+      person.id,
+      post.creator_id,
+      person.instance_id,
+      community_id,
+      &mut context.pool(),
+    )
+    .await
+    .is_err();
 
-    if post.creator_id != person.id && !creator_blocked {
+    if post.creator_id != person.id && !check_blocks {
       let creator_id = post.creator_id;
       let parent_user = LocalUserView::read_person(&mut context.pool(), creator_id).await;
       if let Ok(parent_user_view) = parent_user {
diff --git a/crates/api_common/src/utils.rs b/crates/api_common/src/utils.rs
index c4417e0e1..83530b722 100644
--- a/crates/api_common/src/utils.rs
+++ b/crates/api_common/src/utils.rs
@@ -7,12 +7,14 @@ use anyhow::Context;
 use chrono::{DateTime, Days, Local, TimeZone, Utc};
 use enum_map::{enum_map, EnumMap};
 use lemmy_db_schema::{
-  newtypes::{CommunityId, DbUrl, PersonId, PostId},
+  newtypes::{CommunityId, DbUrl, InstanceId, PersonId, PostId},
   source::{
     comment::{Comment, CommentUpdateForm},
     community::{Community, CommunityModerator, CommunityUpdateForm},
+    community_block::CommunityBlock,
     email_verification::{EmailVerification, EmailVerificationForm},
     instance::Instance,
+    instance_block::InstanceBlock,
     local_site::LocalSite,
     local_site_rate_limit::LocalSiteRateLimit,
     password_reset_request::PasswordResetRequest,
@@ -220,15 +222,14 @@ pub fn check_post_deleted_or_removed(post: &Post) -> Result<(), LemmyError> {
   }
 }
 
+/// Throws an error if a recipient has blocked a person.
 #[tracing::instrument(skip_all)]
 pub async fn check_person_block(
   my_id: PersonId,
   potential_blocker_id: PersonId,
   pool: &mut DbPool<'_>,
 ) -> Result<(), LemmyError> {
-  let is_blocked = PersonBlock::read(pool, potential_blocker_id, my_id)
-    .await
-    .is_ok();
+  let is_blocked = PersonBlock::read(pool, potential_blocker_id, my_id).await?;
   if is_blocked {
     Err(LemmyErrorType::PersonIsBlocked)?
   } else {
@@ -236,6 +237,50 @@ pub async fn check_person_block(
   }
 }
 
+/// Throws an error if a recipient has blocked a community.
+#[tracing::instrument(skip_all)]
+async fn check_community_block(
+  community_id: CommunityId,
+  person_id: PersonId,
+  pool: &mut DbPool<'_>,
+) -> Result<(), LemmyError> {
+  let is_blocked = CommunityBlock::read(pool, person_id, community_id).await?;
+  if is_blocked {
+    Err(LemmyErrorType::CommunityIsBlocked)?
+  } else {
+    Ok(())
+  }
+}
+
+/// Throws an error if a recipient has blocked an instance.
+#[tracing::instrument(skip_all)]
+async fn check_instance_block(
+  instance_id: InstanceId,
+  person_id: PersonId,
+  pool: &mut DbPool<'_>,
+) -> Result<(), LemmyError> {
+  let is_blocked = InstanceBlock::read(pool, person_id, instance_id).await?;
+  if is_blocked {
+    Err(LemmyErrorType::InstanceIsBlocked)?
+  } else {
+    Ok(())
+  }
+}
+
+#[tracing::instrument(skip_all)]
+pub async fn check_person_instance_community_block(
+  my_id: PersonId,
+  potential_blocker_id: PersonId,
+  instance_id: InstanceId,
+  community_id: CommunityId,
+  pool: &mut DbPool<'_>,
+) -> Result<(), LemmyError> {
+  check_person_block(my_id, potential_blocker_id, pool).await?;
+  check_instance_block(instance_id, potential_blocker_id, pool).await?;
+  check_community_block(community_id, potential_blocker_id, pool).await?;
+  Ok(())
+}
+
 #[tracing::instrument(skip_all)]
 pub fn check_downvotes_enabled(score: i16, local_site: &LocalSite) -> Result<(), LemmyError> {
   if score == -1 && !local_site.enable_downvotes {
diff --git a/crates/db_schema/src/impls/community_block.rs b/crates/db_schema/src/impls/community_block.rs
index 9dc21bf2f..997985a5b 100644
--- a/crates/db_schema/src/impls/community_block.rs
+++ b/crates/db_schema/src/impls/community_block.rs
@@ -1,12 +1,36 @@
 use crate::{
+  newtypes::{CommunityId, PersonId},
   schema::community_block::dsl::{community_block, community_id, person_id},
   source::community_block::{CommunityBlock, CommunityBlockForm},
   traits::Blockable,
   utils::{get_conn, DbPool},
 };
-use diesel::{dsl::insert_into, result::Error, ExpressionMethods, QueryDsl};
+use diesel::{
+  dsl::{exists, insert_into},
+  result::Error,
+  select,
+  ExpressionMethods,
+  QueryDsl,
+};
 use diesel_async::RunQueryDsl;
 
+impl CommunityBlock {
+  pub async fn read(
+    pool: &mut DbPool<'_>,
+    for_person_id: PersonId,
+    for_community_id: CommunityId,
+  ) -> Result<bool, Error> {
+    let conn = &mut get_conn(pool).await?;
+    select(exists(
+      community_block
+        .filter(community_id.eq(for_community_id))
+        .filter(person_id.eq(for_person_id)),
+    ))
+    .get_result(conn)
+    .await
+  }
+}
+
 #[async_trait]
 impl Blockable for CommunityBlock {
   type Form = CommunityBlockForm;
diff --git a/crates/db_schema/src/impls/instance_block.rs b/crates/db_schema/src/impls/instance_block.rs
index f7f81a234..f024f2636 100644
--- a/crates/db_schema/src/impls/instance_block.rs
+++ b/crates/db_schema/src/impls/instance_block.rs
@@ -1,12 +1,36 @@
 use crate::{
+  newtypes::{InstanceId, PersonId},
   schema::instance_block::dsl::{instance_block, instance_id, person_id},
   source::instance_block::{InstanceBlock, InstanceBlockForm},
   traits::Blockable,
   utils::{get_conn, DbPool},
 };
-use diesel::{dsl::insert_into, result::Error, ExpressionMethods, QueryDsl};
+use diesel::{
+  dsl::{exists, insert_into},
+  result::Error,
+  select,
+  ExpressionMethods,
+  QueryDsl,
+};
 use diesel_async::RunQueryDsl;
 
+impl InstanceBlock {
+  pub async fn read(
+    pool: &mut DbPool<'_>,
+    for_person_id: PersonId,
+    for_instance_id: InstanceId,
+  ) -> Result<bool, Error> {
+    let conn = &mut get_conn(pool).await?;
+    select(exists(
+      instance_block
+        .filter(instance_id.eq(for_instance_id))
+        .filter(person_id.eq(for_person_id)),
+    ))
+    .get_result(conn)
+    .await
+  }
+}
+
 #[async_trait]
 impl Blockable for InstanceBlock {
   type Form = InstanceBlockForm;
diff --git a/crates/db_schema/src/impls/person_block.rs b/crates/db_schema/src/impls/person_block.rs
index 0d125cd51..a616375e1 100644
--- a/crates/db_schema/src/impls/person_block.rs
+++ b/crates/db_schema/src/impls/person_block.rs
@@ -5,7 +5,13 @@ use crate::{
   traits::Blockable,
   utils::{get_conn, DbPool},
 };
-use diesel::{dsl::insert_into, result::Error, ExpressionMethods, QueryDsl};
+use diesel::{
+  dsl::{exists, insert_into},
+  result::Error,
+  select,
+  ExpressionMethods,
+  QueryDsl,
+};
 use diesel_async::RunQueryDsl;
 
 impl PersonBlock {
@@ -13,13 +19,15 @@ impl PersonBlock {
     pool: &mut DbPool<'_>,
     for_person_id: PersonId,
     for_recipient_id: PersonId,
-  ) -> Result<Self, Error> {
+  ) -> Result<bool, Error> {
     let conn = &mut get_conn(pool).await?;
-    person_block
-      .filter(person_id.eq(for_person_id))
-      .filter(target_id.eq(for_recipient_id))
-      .first::<Self>(conn)
-      .await
+    select(exists(
+      person_block
+        .filter(person_id.eq(for_person_id))
+        .filter(target_id.eq(for_recipient_id)),
+    ))
+    .get_result(conn)
+    .await
   }
 }
 
diff --git a/crates/utils/src/error.rs b/crates/utils/src/error.rs
index 9eddb67e8..c5cbaa07e 100644
--- a/crates/utils/src/error.rs
+++ b/crates/utils/src/error.rs
@@ -110,6 +110,8 @@ pub enum LemmyErrorType {
   CouldntFindCommunity,
   CouldntFindPerson,
   PersonIsBlocked,
+  CommunityIsBlocked,
+  InstanceIsBlocked,
   DownvotesAreDisabled,
   InstanceIsPrivate,
   /// Password must be between 10 and 60 characters