get the domain from a url (twig)

domain-from-url.twig

{% set no_protocol = url|split('//')[1] ?: url %}
{% set only_domains = no_protocol|split('/')[0] ?: no_protocol %}
{% set url_domain = '' %}
{% if only_domains|split('.')[2] %}
   {% set url_domain = only_domains|split('.')[1] %}
{% else %}
   {% set url_domain = only_domains|split('.')[0] %}
{% endif %}