def URL = "sdfgsdfg https://inclouds.bizmail.ru hgfghfhgfhgf gfhgf"
print(URL.findAll(/\/\/(\w+.\w+.\w+)/))
[//inclouds.bizmail.ru][[://inclouds.bizmail, inclouds.bizmail]]
inclouds.bizmail.ru
.def URL = "sdfgsdfg https://inclouds.bizmail.ru hgfghfhgfhgf gfhgf"
print(URL.findAll(/(?<=:\/\/)[\w\d.]+/))