diff --git a/app/Console/Commands/SubmitIndexNow.php b/app/Console/Commands/SubmitIndexNow.php
new file mode 100644
index 0000000..214752e
--- /dev/null
+++ b/app/Console/Commands/SubmitIndexNow.php
@@ -0,0 +1,59 @@
+<?php
+
+namespace App\Console\Commands;
+
+use App\Models\CmsPage;
+use App\Services\IndexNowService;
+use Illuminate\Console\Command;
+use Illuminate\Support\Facades\Route;
+use Throwable;
+
+final class SubmitIndexNow extends Command
+{
+    protected $signature = 'indexnow:submit {urls?* : Absolute URLs to submit} {--all : Submit all public indexable SonarDesk URLs}';
+    protected $description = 'Submit public SonarDesk URLs to IndexNow';
+
+    public function handle(IndexNowService $indexNow): int
+    {
+        if (! config('indexnow.enabled')) {
+            $this->warn('IndexNow is disabled. Set INDEXNOW_ENABLED=true to enable submissions.');
+            return self::FAILURE;
+        }
+
+        $urls = $this->argument('urls');
+        if ($this->option('all') || $urls === []) {
+            $urls = $this->allPublicUrls();
+        }
+
+        try {
+            $response = $indexNow->submit($urls);
+        } catch (Throwable $e) {
+            $this->error($e->getMessage());
+            return self::FAILURE;
+        }
+
+        if ($response === null || ! $response->successful()) {
+            $this->error('IndexNow rejected the submission'.($response ? ' (HTTP '.$response->status().').' : '.'));
+            return self::FAILURE;
+        }
+
+        $this->info('Submitted '.count($urls).' URL(s) to IndexNow (HTTP '.$response->status().').');
+        return self::SUCCESS;
+    }
+
+    /** @return array<int, string> */
+    private function allPublicUrls(): array
+    {
+        $routes = ['home', 'features', 'buy', 'release', 'support', 'privacy', 'terms', 'refund', 'cookies'];
+        $urls = collect($routes)->filter(fn (string $name) => Route::has($name))->map(fn (string $name) => route($name));
+
+        $pages = CmsPage::query()
+            ->where('is_published', true)
+            ->where('robots_index', true)
+            ->where(fn ($query) => $query->whereNull('published_at')->orWhere('published_at', '<=', now()))
+            ->pluck('slug')
+            ->map(fn (string $slug) => route('cms.show', ['slug' => $slug]));
+
+        return $urls->merge($pages)->unique()->values()->all();
+    }
+}
diff --git a/app/Http/Controllers/Admin/CmsPageController.php b/app/Http/Controllers/Admin/CmsPageController.php
index e12651d..720a62c 100644
--- a/app/Http/Controllers/Admin/CmsPageController.php
+++ b/app/Http/Controllers/Admin/CmsPageController.php
@@ -4,6 +4,7 @@ namespace App\Http\Controllers\Admin;
 
 use App\Http\Controllers\Controller;
 use App\Models\CmsPage;
+use App\Services\IndexNowService;
 use Illuminate\Http\Request;
 use Illuminate\Support\Str;
 use Illuminate\Validation\Rule;
@@ -12,11 +13,24 @@ final class CmsPageController extends Controller
 {
     public function index() { return view('admin.cms.index', ['pages' => CmsPage::latest()->paginate(25)]); }
     public function create() { return view('admin.cms.form', ['page' => new CmsPage()]); }
-    public function store(Request $request) { $page = CmsPage::create($this->validated($request)); return redirect()->route('admin.cms.edit', $page)->with('status', 'Page created.'); }
+    public function store(Request $request, IndexNowService $indexNow) { $page = CmsPage::create($this->validated($request)); $this->submitIfIndexable($page, $indexNow); return redirect()->route('admin.cms.edit', $page)->with('status', 'Page created.'); }
     public function edit(CmsPage $page) { return view('admin.cms.form', compact('page')); }
-    public function update(Request $request, CmsPage $page) { $page->update($this->validated($request, $page)); return back()->with('status', 'Page updated.'); }
+    public function update(Request $request, CmsPage $page, IndexNowService $indexNow) { $page->update($this->validated($request, $page)); $this->submitIfIndexable($page, $indexNow); return back()->with('status', 'Page updated.'); }
     public function destroy(CmsPage $page) { $page->delete(); return redirect()->route('admin.cms.index')->with('status', 'Page deleted.'); }
 
+    private function submitIfIndexable(CmsPage $page, IndexNowService $indexNow): void
+    {
+        if (! $page->is_published || ! $page->robots_index || ($page->published_at && $page->published_at->isFuture())) {
+            return;
+        }
+
+        try {
+            $indexNow->submit([route('cms.show', ['slug' => $page->slug])]);
+        } catch (\Throwable $e) {
+            report($e);
+        }
+    }
+
     private function validated(Request $request, ?CmsPage $page = null): array
     {
         $request->merge(['slug' => Str::slug($request->input('slug') ?: $request->input('title', ''))]);
diff --git a/app/Http/Controllers/SeoController.php b/app/Http/Controllers/SeoController.php
index 59603f3..21439fe 100644
--- a/app/Http/Controllers/SeoController.php
+++ b/app/Http/Controllers/SeoController.php
@@ -37,6 +37,18 @@ final class SeoController extends Controller
             ->header('Cache-Control', 'public, max-age=3600');
     }
 
+    public function indexNowKey(string $key): Response
+    {
+        $configured = trim((string) config('indexnow.key'));
+
+        abort_unless(config('indexnow.enabled') && $configured !== '' && hash_equals($configured, $key), 404);
+
+        return response($configured, 200, [
+            'Content-Type' => 'text/plain; charset=UTF-8',
+            'Cache-Control' => 'public, max-age=86400',
+        ]);
+    }
+
     public function robots(): Response
     {
         $indexable = app()->environment('production') && SiteSetting::booleanFor('seo_robots_enabled', true);
diff --git a/app/Services/IndexNowService.php b/app/Services/IndexNowService.php
new file mode 100644
index 0000000..7c46357
--- /dev/null
+++ b/app/Services/IndexNowService.php
@@ -0,0 +1,65 @@
+<?php
+
+namespace App\Services;
+
+use Illuminate\Http\Client\Response;
+use Illuminate\Support\Facades\Http;
+use Illuminate\Support\Facades\Log;
+use InvalidArgumentException;
+
+final class IndexNowService
+{
+    /** @param array<int, string> $urls */
+    public function submit(array $urls): ?Response
+    {
+        if (! config('indexnow.enabled')) {
+            Log::info('IndexNow submission skipped: disabled.');
+            return null;
+        }
+
+        $key = trim((string) config('indexnow.key'));
+        if ($key === '') {
+            throw new InvalidArgumentException('INDEXNOW_KEY is not configured.');
+        }
+
+        $urls = collect($urls)
+            ->filter(fn ($url) => is_string($url) && filter_var($url, FILTER_VALIDATE_URL))
+            ->unique()
+            ->values()
+            ->all();
+
+        if ($urls === []) {
+            throw new InvalidArgumentException('No valid URLs were supplied to IndexNow.');
+        }
+
+        $host = parse_url($urls[0], PHP_URL_HOST);
+        if (! is_string($host) || $host === '') {
+            throw new InvalidArgumentException('Could not determine the IndexNow host.');
+        }
+
+        foreach ($urls as $url) {
+            if (parse_url($url, PHP_URL_HOST) !== $host) {
+                throw new InvalidArgumentException('All IndexNow URLs must use the same host.');
+            }
+        }
+
+        $response = Http::asJson()
+            ->acceptJson()
+            ->timeout(10)
+            ->retry(2, 500)
+            ->post((string) config('indexnow.endpoint'), [
+                'host' => $host,
+                'key' => $key,
+                'keyLocation' => 'https://'.$host.'/'.$key.'.txt',
+                'urlList' => $urls,
+            ]);
+
+        if ($response->successful()) {
+            Log::info('IndexNow URLs submitted.', ['host' => $host, 'count' => count($urls), 'status' => $response->status()]);
+        } else {
+            Log::warning('IndexNow submission failed.', ['host' => $host, 'count' => count($urls), 'status' => $response->status(), 'body' => $response->body()]);
+        }
+
+        return $response;
+    }
+}
diff --git a/config/indexnow.php b/config/indexnow.php
new file mode 100644
index 0000000..8d0f153
--- /dev/null
+++ b/config/indexnow.php
@@ -0,0 +1,7 @@
+<?php
+
+return [
+    'enabled' => (bool) env('INDEXNOW_ENABLED', false),
+    'key' => env('INDEXNOW_KEY'),
+    'endpoint' => env('INDEXNOW_ENDPOINT', 'https://api.indexnow.org/indexnow'),
+];
diff --git a/routes/web.php b/routes/web.php
index a3e6d6f..a78dee0 100755
--- a/routes/web.php
+++ b/routes/web.php
@@ -18,6 +18,7 @@ use App\Http\Middleware\AdminOnly;
 use Illuminate\Support\Facades\Route;
 
 Route::get('/sitemap.xml', [SeoController::class, 'sitemap'])->name('sitemap');
+Route::get('/{key}.txt', [SeoController::class, 'indexNowKey'])->where('key', '[A-Fa-f0-9]{8,128}')->name('indexnow.key');
 Route::get('/robots.txt', [SeoController::class, 'robots'])->name('robots');
 
 Route::get('/', fn () => view('portal.welcome', ['latestRelease' => \App\Models\SonarDeskRelease::published()->where('channel', 'stable')->latest('published_at')->first()]))->name('home');