It's common for people to log channels - either directly via the server or via a bot that sits in the room and just records everything. Logs can be exposed via

It's common for people to log channels - either directly via the server or via a bot that sits in the room and just records everything. Logs can be exposed via various web frontends, most of which are pretty limited feature-wise. Most IRC clients do not log out of the box, so direct messages from other users are easily lost unless you go out of your way to make sure - the server does not do this logging for you.