ProHosting is a free/premium webhosting company similar to GeoCities, but smaller. In November 2010 they announced that they would shut down their offer at the end of the year. Before closing they offered 100 MB space and 1.2 GB monthly traffic limit.
Notes on Archiving
URLs are organized like this:
which is equivalent to
It looks like usernames are all lowercase.
List of known Servers
Please add new servers if you discover them.