Joo.gl is a successful URL Shortener service that available world wide. They have the potential knowledge on shortener technology. In the past few years, they aware that visitors of shorten links are risk of cliking on some dangerous shorten urls. Joo.gl has been developed security unit to prevent their users from going to a dangerous website.
In addition, Joo.gl has established the new technology, URL Unshorten, Name: https://unshorten.net/ to help visitors check the shorten urls before entering the site.
Unshorten URL from hundreds of URL shortening services
Check your destination URL for your safety and prevent unsuitable contents