<?php

/*
|--------------------------------------------------------------------------
| Web Routes
|--------------------------------------------------------------------------
|
| Here is where you can register web routes for your application. These
| routes are loaded by the RouteServiceProvider within a group which
| contains the "web" middleware group. Now create something great!
|
*/
use App\Http\Controllers\LandingPageController;
$lp_controller = new LandingPageController;
$lp_domains = $lp_controller->getCurrentDomains();

if (in_array(request()->getHttpHost(), $lp_domains)) {
    // odpowiedni routing dla LP
} else {
    // odpowiedni routing dla systemu (czyli de facto to co jest teraz)
}