vex.net/hearts was a website based in the United Kingdom. As of now vex.net/hearts is not available. The domain on which it was hosted is no longer renewed by the owner.
It is highly unlikely that the current owner will renew the vex.net/hearts website.
Note: There are many websites which keep on appearing with other domain extensions. But the original website is not available.
And as of: February 6, 2023, this site is still not available on the Internet.