It can be anything! An apex, subdomain, or even a URL.
Results forcom.adftruthandtriumph.org.send-securely.com.waterfordplumber.com
www.com.adftruthandtriumph.org.send-securely.com.waterfordplumber.comadftruthandtriumph.org.send-securely.com.waterfordplumber.comorg.send-securely.com.waterfordplumber.comsend-securely.com.waterfordplumber.comcom.waterfordplumber.comwaterfordplumber.comcom