diff --git a/frontend/src/app/components/latest-blocks/latest-blocks.component.html b/frontend/src/app/components/latest-blocks/latest-blocks.component.html
index 918e018eb..2c7175224 100644
--- a/frontend/src/app/components/latest-blocks/latest-blocks.component.html
+++ b/frontend/src/app/components/latest-blocks/latest-blocks.component.html
@@ -1,3 +1,8 @@
+
+<div class="text-center pb-1" *ngIf="network === '' && latestBlockHeight && latestBlockHeight < 630000">
+  <h3>Quantitative Hardening in {{ 630000 - latestBlockHeight }} blocks (~<app-timespan [time]="(630000 - latestBlockHeight) * 10 * 60"></app-timespan>)</h3> 
+</div>
+
 <div class="container-xl">
 
 <hr>
diff --git a/frontend/src/app/components/latest-blocks/latest-blocks.component.ts b/frontend/src/app/components/latest-blocks/latest-blocks.component.ts
index afe3c99e9..6cb223b91 100644
--- a/frontend/src/app/components/latest-blocks/latest-blocks.component.ts
+++ b/frontend/src/app/components/latest-blocks/latest-blocks.component.ts
@@ -4,6 +4,7 @@ import { StateService } from '../../services/state.service';
 import { Block } from '../../interfaces/electrs.interface';
 import { Subscription } from 'rxjs';
 import { SeoService } from 'src/app/services/seo.service';
+import { environment } from 'src/environments/environment';
 
 @Component({
   selector: 'app-latest-blocks',
@@ -11,11 +12,15 @@ import { SeoService } from 'src/app/services/seo.service';
   styleUrls: ['./latest-blocks.component.scss'],
 })
 export class LatestBlocksComponent implements OnInit, OnDestroy {
+  network = environment.network;
+
   blocks: any[] = [];
   blockSubscription: Subscription;
   isLoading = true;
   interval: any;
 
+  latestBlockHeight: number;
+
   heightOfPageUntilBlocks = 430;
   heightOfBlocksTableChunk = 470;
 
@@ -34,6 +39,8 @@ export class LatestBlocksComponent implements OnInit, OnDestroy {
           return;
         }
 
+        this.latestBlockHeight = block.height;
+
         if (block.height === this.blocks[0].height) {
           return;
         }
@@ -66,6 +73,8 @@ export class LatestBlocksComponent implements OnInit, OnDestroy {
         this.blocks = blocks;
         this.isLoading = false;
 
+        this.latestBlockHeight = blocks[0].height;
+
         const spaceForBlocks = window.innerHeight - this.heightOfPageUntilBlocks;
         const chunks = Math.ceil(spaceForBlocks / this.heightOfBlocksTableChunk) - 1;
         if (chunks > 0) {