diff --git a/src/Website/Mcp/Routes/web.php b/src/Website/Mcp/Routes/web.php
index b66b47f..ba2c815 100644
--- a/src/Website/Mcp/Routes/web.php
+++ b/src/Website/Mcp/Routes/web.php
@@ -6,17 +6,19 @@ use Core\Website\Mcp\Controllers\McpRegistryController;
 
 /*
 |--------------------------------------------------------------------------
-| MCP Portal Routes (mcp.host.uk.com)
+| MCP Portal Routes (mcp.host.uk.com / mcp.lthn.test etc.)
 |--------------------------------------------------------------------------
 |
 | Public routes for the MCP server registry and documentation portal.
 | These routes serve both human-readable docs and machine-readable JSON.
 |
+| Supports multiple domains via config('mcp.domains').
+|
 */
 
-$mcpDomain = config('mcp.domain', 'mcp.host.uk.com');
+$mcpDomains = config('mcp.domains', [config('mcp.domain', 'mcp.host.uk.com')]);
 
-Route::domain($mcpDomain)->name('mcp.')->group(function () {
+$registerMcpRoutes = function () {
     // Agent discovery endpoint (always JSON)
     Route::get('.well-known/mcp-servers.json', [McpRegistryController::class, 'registry'])
         ->name('registry');
@@ -45,4 +47,12 @@ Route::domain($mcpDomain)->name('mcp.')->group(function () {
     // OpenAPI spec
     Route::get('openapi.json', [McpRegistryController::class, 'openapi'])->name('openapi.json');
     Route::get('openapi.yaml', [McpRegistryController::class, 'openapi'])->name('openapi.yaml');
-});
+};
+
+// Primary domain gets named routes (mcp.landing, mcp.servers.index, etc.)
+Route::domain($mcpDomains[0])->name('mcp.')->group($registerMcpRoutes);
+
+// Additional domains get the same routes without named duplicates
+foreach (array_slice($mcpDomains, 1) as $domain) {
+    Route::domain($domain)->group($registerMcpRoutes);
+}