You aren't stuck with the email you originally used though! We'd very strongly recommend you take 5 minutes to double check the set email address is current, especially in light of recent [service](http://www.theguardian.com/technology/2013/aug/08/lavabit-email-shut-down-edward-snowden) [closures](http://silentcircle.wordpress.com/2013/08/09/to-our-customers/). You don't need access to your old inbox to change your registered email, just your NickServ password.
You aren't stuck with the email you originally used though! We'd very strongly recommend you take 5 minutes to double check the set email address is current, especially in light of recent [service](http://www.theguardian.com/technology/2013/aug/08/lavabit-email-shut-down-edward-snowden) [closures](http://silentcircle.wordpress.com/2013/08/09/to-our-customers/). You don't need access to your old inbox to change your registered email, just your NickServ password.