gistfile1.php

<?php
// Hostname route
'front-ent' => array(
    'type'    => 'Hostname',
    'options' => array(
        'route'    => ':subdomain.' . BASE_DOMAIN,
        'constrains' => [
            'subdomain' => '[a-zA-Z0-9\-]+',
        ],
        'defaults' => array(
            '__NAMESPACE__' => 'FrontEnt\Controller',
            'controller'    => 'Index',
            'action'        => 'index',
        ),
    ),
    'may_terminate' => true,
    'child_routes' => array(
        'default' => array(
            'type'    => 'Segment',
            'options' => array(
                'route'    => '/[:controller[/:action]]',
                'constraints' => array(
                    'controller' => '[a-zA-Z][a-zA-Z0-9_-]*',
                    'action'     => '[a-zA-Z][a-zA-Z0-9_-]*',
                ),
                'defaults' => array(
                    '__NAMESPACE__' => 'FrontEnt\Controller',
                    'controller'    => 'Index',
                    'action'        => 'index',
                ),
            ),
        ),
        'about' => array(
            'type'    => 'Literal',
            'options' => array(
                'route'    => '/about',
                'defaults' => array(
                    '__NAMESPACE__' => 'FrontEnt\Controller',
                    'controller'    => 'Index',
                    'action'        => 'about',
                ),
            ),
        ),
    ),
),
        // Some another routies
//////------

/// another module. There may be many.
'front-ent' => array(
    'child_routes' => array(
        'pr-stock' => array(
            'type'    => 'Literal',
            'options' => array(
                'route'    => '/stock',
                'defaults' => array(
                    '__NAMESPACE__' => 'PrStock\Controller',
                    'controller'    => 'Index',
                    'action'        => 'index',
                ),
            ),
            'may_terminate' => true,
            'child_routes' => array(
                'default' => array(
                    'type'    => 'Segment',
                    'options' => array(
                        'route'    => '/[:controller[/:action]][/id/:id]',
                        'constraints' => array(
                            'controller' => '[a-zA-Z][a-zA-Z0-9_-]*',
                            'action'     => '[a-zA-Z][a-zA-Z0-9_-]*',
                            'id'    	=> '[0-9a-zA-Z_-]*',
                        ),
                        'defaults' => array(
                            'controller' => 'Index',
                            'action' => 'index',
                            'id' => 0,
                        ),
                    ),
                ),
            ),
        ),
    ),
),
?>
////////////////

In module.php onBootstrap of first route I add onDispatch listener and change some params of view and layout.
And fill some static propirties.

If I open http://subdomain.BASE_DOMAIN/ or http://subdomain.BASE_DOMAIN/about - all works
If I open http://subdomain.BASE_DOMAIN/stock - onDispatch in first module dont called