diff --git a/keyserver/src/creators/invite-link-creator.js b/keyserver/src/creators/invite-link-creator.js
--- a/keyserver/src/creators/invite-link-creator.js
+++ b/keyserver/src/creators/invite-link-creator.js
@@ -27,6 +27,7 @@
   assignHolder,
   uploadBlob,
   deleteBlob,
+  type BlobOperationResult,
 } from '../services/blob.js';
 import { Viewer } from '../session/viewer.js';
 import { fetchIdentityInfo } from '../user/identity.js';
@@ -58,7 +59,7 @@
   const fetchThreadInfoPromise = fetchServerThreadInfos({
     threadID: request.communityID,
   });
-  const blobDownloadPromise = getInviteLinkBlob(request);
+  const blobDownloadPromise = getInviteLinkBlob(request.name);
   const [
     hasPermission,
     existingPrimaryLinks,
@@ -200,14 +201,15 @@
   };
 }
 
-function getInviteLinkBlob(
-  request: CreateOrUpdatePublicLinkRequest,
-): Promise<BlobDownloadResult> {
-  const hash = inviteLinkBlobHash(request.name);
+function getInviteLinkBlob(secret: string): Promise<BlobDownloadResult> {
+  const hash = inviteLinkBlobHash(secret);
   return download(hash);
 }
 
-async function uploadInviteLinkBlob(linkSecret: string, holder: string) {
+async function uploadInviteLinkBlob(
+  linkSecret: string,
+  holder: string,
+): Promise<BlobOperationResult> {
   const identityInfo = await fetchIdentityInfo();
   const keyserverID = identityInfo?.userId;
   if (!keyserverID) {
@@ -233,4 +235,4 @@
   return await assignHolder({ holder, hash: key });
 }
 
-export { createOrUpdatePublicLink };
+export { createOrUpdatePublicLink, uploadInviteLinkBlob, getInviteLinkBlob };
diff --git a/keyserver/src/services/blob.js b/keyserver/src/services/blob.js
--- a/keyserver/src/services/blob.js
+++ b/keyserver/src/services/blob.js
@@ -35,7 +35,7 @@
   +holder: string,
 };
 
-type BlobOperationResult =
+export type BlobOperationResult =
   | {
       +success: true,
     }
diff --git a/keyserver/src/updaters/link-updaters.js b/keyserver/src/updaters/link-updaters.js
--- a/keyserver/src/updaters/link-updaters.js
+++ b/keyserver/src/updaters/link-updaters.js
@@ -11,4 +11,13 @@
   await dbQuery(query);
 }
 
-export { reportLinkUsage };
+async function setLinkHolder(secret: string, holder: string): Promise<void> {
+  const query = SQL`
+    UPDATE invite_links
+    SET blob_holder = ${holder}
+    WHERE name = ${secret}
+  `;
+  await dbQuery(query);
+}
+
+export { reportLinkUsage, setLinkHolder };
diff --git a/keyserver/src/utils/synchronizeInviteLinksWithBlobs.js b/keyserver/src/utils/synchronizeInviteLinksWithBlobs.js
new file mode 100644
--- /dev/null
+++ b/keyserver/src/utils/synchronizeInviteLinksWithBlobs.js
@@ -0,0 +1,44 @@
+// @flow
+
+import uuid from 'uuid';
+
+import { inviteLinkBlobHash } from 'lib/shared/invite-links.js';
+import type { InviteLinkWithHolder } from 'lib/types/link-types.js';
+
+import {
+  getInviteLinkBlob,
+  uploadInviteLinkBlob,
+} from '../creators/invite-link-creator.js';
+import { fetchAllPrimaryInviteLinks } from '../fetchers/link-fetchers.js';
+import { setLinkHolder } from '../updaters/link-updaters.js';
+
+async function synchronizeInviteLinksWithBlobs() {
+  const links = await fetchAllPrimaryInviteLinks();
+  const promises = [];
+  for (const link: InviteLinkWithHolder of links) {
+    promises.push(
+      (async () => {
+        const isHolderPresent = !!link.blobHolder;
+        const holder = link.blobHolder ?? uuid.v4();
+        if (isHolderPresent) {
+          const blobFetchResult = await getInviteLinkBlob(
+            inviteLinkBlobHash(link.name),
+          );
+          if (blobFetchResult.found) {
+            return;
+          }
+        }
+        const uploadResult = await uploadInviteLinkBlob(
+          inviteLinkBlobHash(link.name),
+          holder,
+        );
+        if (uploadResult.success && !isHolderPresent) {
+          await setLinkHolder(link.name, holder);
+        }
+      })(),
+    );
+  }
+  await Promise.all(promises);
+}
+
+export { synchronizeInviteLinksWithBlobs };